adc.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Connector:Conn_Coaxial J1
U 1 1 615D4136
P 5500 4800
F 0 "J1" H 5600 4682 50  0000 L CNN
F 1 "Conn_Coaxial" H 5600 4773 50  0000 L CNN
F 2 "Connector_Coaxial:BNC_Amphenol_B6252HB-NPP3G-50_Horizontal" H 5500 4800 50  0001 C CNN
F 3 " ~" H 5500 4800 50  0001 C CNN
	1    5500 4800
	-1   0    0    1   
$EndComp
Wire Wire Line
	5500 4600 5750 4600
$Comp
L power:GND #PWR05
U 1 1 615D5DA8
P 5750 4600
F 0 "#PWR05" H 5750 4350 50  0001 C CNN
F 1 "GND" H 5755 4427 50  0000 C CNN
F 2 "" H 5750 4600 50  0001 C CNN
F 3 "" H 5750 4600 50  0001 C CNN
	1    5750 4600
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:OPA2356xxD U1
U 1 1 615D69F8
P 7450 5250
F 0 "U1" H 7450 5617 50  0000 C CNN
F 1 "OPA2356xxD" H 7450 5526 50  0001 C CNN
F 2 "Package_SO:SOIC-8_5.23x5.23mm_P1.27mm" H 7450 5250 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa2356.pdf" H 7450 5250 50  0001 C CNN
	1    7450 5250
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:OPA2356xxD U1
U 2 1 615D9E92
P 9000 5350
F 0 "U1" H 9000 5717 50  0000 C CNN
F 1 "OPA2356xxD" H 9000 5626 50  0000 C CNN
F 2 "Package_SO:SOIC-8_5.23x5.23mm_P1.27mm" H 9000 5350 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa2356.pdf" H 9000 5350 50  0001 C CNN
	2    9000 5350
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 5350 7150 5550
Wire Wire Line
	7150 5550 7750 5550
Wire Wire Line
	7750 5550 7750 5250
$Comp
L Device:R R5
U 1 1 615FBA46
P 8100 5050
F 0 "R5" V 7893 5050 50  0000 C CNN
F 1 "10k" V 7984 5050 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 8030 5050 50  0001 C CNN
F 3 "~" H 8100 5050 50  0001 C CNN
	1    8100 5050
	0    1    1    0   
$EndComp
$Comp
L Device:R R6
U 1 1 615FC453
P 8100 5250
F 0 "R6" V 7893 5250 50  0000 C CNN
F 1 "10k" V 7984 5250 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 8030 5250 50  0001 C CNN
F 3 "~" H 8100 5250 50  0001 C CNN
	1    8100 5250
	0    1    1    0   
$EndComp
Wire Wire Line
	7750 5250 7950 5250
Connection ~ 7750 5250
Wire Wire Line
	8250 5250 8400 5250
Wire Wire Line
	8250 5050 8400 5050
Wire Wire Line
	8400 5050 8400 5250
Wire Wire Line
	7950 5050 7850 5050
$Comp
L Device:R R7
U 1 1 615FE9A9
P 8700 5900
F 0 "R7" H 8630 5854 50  0000 R CNN
F 1 "10k" H 8630 5945 50  0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 8630 5900 50  0001 C CNN
F 3 "~" H 8700 5900 50  0001 C CNN
	1    8700 5900
	-1   0    0    1   
$EndComp
$Comp
L Device:R R8
U 1 1 615FF29A
P 9050 5700
F 0 "R8" V 9257 5700 50  0000 C CNN
F 1 "10k" V 9166 5700 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 8980 5700 50  0001 C CNN
F 3 "~" H 9050 5700 50  0001 C CNN
	1    9050 5700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	9300 5350 9300 5700
Wire Wire Line
	9300 5700 9200 5700
Wire Wire Line
	8900 5700 8700 5700
Wire Wire Line
	8700 5700 8700 5750
Wire Wire Line
	8700 5450 8700 5700
Connection ~ 8700 5700
$Comp
L power:GND #PWR031
U 1 1 61600C76
P 8700 6050
F 0 "#PWR031" H 8700 5800 50  0001 C CNN
F 1 "GND" H 8705 5877 50  0000 C CNN
F 2 "" H 8700 6050 50  0001 C CNN
F 3 "" H 8700 6050 50  0001 C CNN
	1    8700 6050
	1    0    0    -1  
$EndComp
Connection ~ 9300 5350
$Comp
L ms9280:MS9280 U2
U 1 1 61654C42
P 3150 6150
F 0 "U2" H 3150 7431 50  0000 C CNN
F 1 "MS9280" H 3150 7340 50  0000 C CNN
F 2 "Package_SO:SSOP-28_5.3x10.2mm_P0.65mm" H 3150 6150 50  0001 C CNN
F 3 "https://www.analog.com/media/en/technical-documentation/data-sheets/AD9280.pdf" H 3150 6150 50  0001 C CNN
	1    3150 6150
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR012
U 1 1 61694436
P 2450 6750
F 0 "#PWR012" H 2450 6500 50  0001 C CNN
F 1 "GND" H 2455 6577 50  0000 C CNN
F 2 "" H 2450 6750 50  0001 C CNN
F 3 "" H 2450 6750 50  0001 C CNN
	1    2450 6750
	1    0    0    -1  
$EndComp
$Comp
L Device:C C11
U 1 1 61695A91
P 2000 6700
F 0 "C11" H 2115 6746 50  0000 L CNN
F 1 "0.1u" H 2115 6655 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2038 6550 50  0001 C CNN
F 3 "~" H 2000 6700 50  0001 C CNN
	1    2000 6700
	1    0    0    -1  
$EndComp
$Comp
L Device:C C7
U 1 1 6169632B
P 1700 6700
F 0 "C7" H 1815 6746 50  0000 L CNN
F 1 "1u" H 1815 6655 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1738 6550 50  0001 C CNN
F 3 "~" H 1700 6700 50  0001 C CNN
	1    1700 6700
	1    0    0    -1  
$EndComp
Connection ~ 2000 6550
Wire Wire Line
	2000 6550 1700 6550
Wire Wire Line
	2000 6850 1850 6850
$Comp
L power:GND #PWR06
U 1 1 616972D8
P 1850 6900
F 0 "#PWR06" H 1850 6650 50  0001 C CNN
F 1 "GND" H 1855 6727 50  0000 C CNN
F 2 "" H 1850 6900 50  0001 C CNN
F 3 "" H 1850 6900 50  0001 C CNN
	1    1850 6900
	1    0    0    -1  
$EndComp
Connection ~ 1850 6850
Wire Wire Line
	1850 6850 1700 6850
$Comp
L power:GND #PWR011
U 1 1 6169AF04
P 2450 6250
F 0 "#PWR011" H 2450 6000 50  0001 C CNN
F 1 "GND" V 2455 6122 50  0000 R CNN
F 2 "" H 2450 6250 50  0001 C CNN
F 3 "" H 2450 6250 50  0001 C CNN
	1    2450 6250
	0    1    1    0   
$EndComp
Wire Wire Line
	2000 6550 2300 6550
Wire Wire Line
	2450 6050 2300 6050
Wire Wire Line
	2300 6050 2300 6550
Connection ~ 2300 6550
Wire Wire Line
	2300 6550 2450 6550
$Comp
L Device:C C9
U 1 1 6169D4DC
P 1950 6150
F 0 "C9" H 2065 6196 50  0000 L CNN
F 1 "0.1u" H 2065 6105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1988 6000 50  0001 C CNN
F 3 "~" H 1950 6150 50  0001 C CNN
	1    1950 6150
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 6169DBD0
P 1600 6150
F 0 "C5" H 1715 6196 50  0000 L CNN
F 1 "10u" H 1715 6105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1638 6000 50  0001 C CNN
F 3 "~" H 1600 6150 50  0001 C CNN
	1    1600 6150
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 5950 1600 6000
Wire Wire Line
	1600 5950 1950 5950
Wire Wire Line
	1600 6350 1600 6300
Wire Wire Line
	1600 6350 1950 6350
Wire Wire Line
	1950 6300 1950 6350
Connection ~ 1950 6350
Wire Wire Line
	1950 6350 2450 6350
Wire Wire Line
	1950 6000 1950 5950
Connection ~ 1950 5950
Wire Wire Line
	1950 5950 2450 5950
$Comp
L Device:C C1
U 1 1 616A55A3
P 1250 5950
F 0 "C1" V 998 5950 50  0000 C CNN
F 1 "0.1u" V 1089 5950 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1288 5800 50  0001 C CNN
F 3 "~" H 1250 5950 50  0001 C CNN
	1    1250 5950
	0    1    1    0   
$EndComp
$Comp
L Device:C C2
U 1 1 616A5B49
P 1250 6350
F 0 "C2" V 998 6350 50  0000 C CNN
F 1 "0.1u" V 1089 6350 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1288 6200 50  0001 C CNN
F 3 "~" H 1250 6350 50  0001 C CNN
	1    1250 6350
	0    1    1    0   
$EndComp
Wire Wire Line
	1600 6350 1400 6350
Connection ~ 1600 6350
Wire Wire Line
	1600 5950 1400 5950
Connection ~ 1600 5950
$Comp
L power:GND #PWR01
U 1 1 616A75DE
P 1050 5950
F 0 "#PWR01" H 1050 5700 50  0001 C CNN
F 1 "GND" V 1055 5822 50  0000 R CNN
F 2 "" H 1050 5950 50  0001 C CNN
F 3 "" H 1050 5950 50  0001 C CNN
	1    1050 5950
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR02
U 1 1 616A7A9D
P 1050 6350
F 0 "#PWR02" H 1050 6100 50  0001 C CNN
F 1 "GND" V 1055 6222 50  0000 R CNN
F 2 "" H 1050 6350 50  0001 C CNN
F 3 "" H 1050 6350 50  0001 C CNN
	1    1050 6350
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR018
U 1 1 616A9209
P 3050 7300
F 0 "#PWR018" H 3050 7050 50  0001 C CNN
F 1 "GND" H 3055 7127 50  0000 C CNN
F 2 "" H 3050 7300 50  0001 C CNN
F 3 "" H 3050 7300 50  0001 C CNN
	1    3050 7300
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR020
U 1 1 616A967B
P 3250 7300
F 0 "#PWR020" H 3250 7050 50  0001 C CNN
F 1 "GND" H 3255 7127 50  0000 C CNN
F 2 "" H 3250 7300 50  0001 C CNN
F 3 "" H 3250 7300 50  0001 C CNN
	1    3250 7300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 5050 2950 4900
Wire Wire Line
	3350 5050 3350 4900
Text Label 2950 4750 0    50   ~ 0
A3.3
Text Label 3350 4750 0    50   ~ 0
D3.3
$Comp
L Device:C C15
U 1 1 616B2DCC
P 2800 4900
F 0 "C15" V 2548 4900 50  0000 C CNN
F 1 "0.1u" V 2639 4900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2838 4750 50  0001 C CNN
F 3 "~" H 2800 4900 50  0001 C CNN
	1    2800 4900
	0    1    1    0   
$EndComp
Connection ~ 2950 4900
Wire Wire Line
	2950 4900 2950 4750
$Comp
L Device:C C17
U 1 1 616B3693
P 3500 4900
F 0 "C17" V 3248 4900 50  0000 C CNN
F 1 "0.1u" V 3339 4900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3538 4750 50  0001 C CNN
F 3 "~" H 3500 4900 50  0001 C CNN
	1    3500 4900
	0    1    1    0   
$EndComp
Connection ~ 3350 4900
Wire Wire Line
	3350 4900 3350 4750
$Comp
L power:GND #PWR016
U 1 1 616B47DA
P 2650 4900
F 0 "#PWR016" H 2650 4650 50  0001 C CNN
F 1 "GND" V 2655 4772 50  0000 R CNN
F 2 "" H 2650 4900 50  0001 C CNN
F 3 "" H 2650 4900 50  0001 C CNN
	1    2650 4900
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR022
U 1 1 616B4E26
P 3650 4900
F 0 "#PWR022" H 3650 4650 50  0001 C CNN
F 1 "GND" V 3655 4772 50  0000 R CNN
F 2 "" H 3650 4900 50  0001 C CNN
F 3 "" H 3650 4900 50  0001 C CNN
	1    3650 4900
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2450 5750 2300 5750
Text Label 2300 5750 0    50   ~ 0
A3.3
$Comp
L power:GND #PWR010
U 1 1 616B8ACF
P 2350 5550
F 0 "#PWR010" H 2350 5300 50  0001 C CNN
F 1 "GND" V 2355 5422 50  0000 R CNN
F 2 "" H 2350 5550 50  0001 C CNN
F 3 "" H 2350 5550 50  0001 C CNN
	1    2350 5550
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR025
U 1 1 616B978C
P 3950 5350
F 0 "#PWR025" H 3950 5100 50  0001 C CNN
F 1 "GND" V 3955 5222 50  0000 R CNN
F 2 "" H 3950 5350 50  0001 C CNN
F 3 "" H 3950 5350 50  0001 C CNN
	1    3950 5350
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR026
U 1 1 616B9E89
P 3950 5550
F 0 "#PWR026" H 3950 5300 50  0001 C CNN
F 1 "GND" V 3955 5422 50  0000 R CNN
F 2 "" H 3950 5550 50  0001 C CNN
F 3 "" H 3950 5550 50  0001 C CNN
	1    3950 5550
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR027
U 1 1 616BB547
P 3950 5650
F 0 "#PWR027" H 3950 5400 50  0001 C CNN
F 1 "GND" V 3955 5522 50  0000 R CNN
F 2 "" H 3950 5650 50  0001 C CNN
F 3 "" H 3950 5650 50  0001 C CNN
	1    3950 5650
	0    -1   -1   0   
$EndComp
NoConn ~ 3850 5800
Text Label 2150 5350 0    50   ~ 0
ADC_IN1
$Comp
L ms9280:MS9280 U3
U 1 1 61703D19
P 3100 2450
F 0 "U3" H 3100 3731 50  0000 C CNN
F 1 "MS9280" H 3100 3640 50  0000 C CNN
F 2 "Package_SO:SSOP-28_5.3x10.2mm_P0.65mm" H 3100 2450 50  0001 C CNN
F 3 "https://www.analog.com/media/en/technical-documentation/data-sheets/AD9280.pdf" H 3100 2450 50  0001 C CNN
	1    3100 2450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR015
U 1 1 61703D1F
P 2400 3050
F 0 "#PWR015" H 2400 2800 50  0001 C CNN
F 1 "GND" H 2405 2877 50  0000 C CNN
F 2 "" H 2400 3050 50  0001 C CNN
F 3 "" H 2400 3050 50  0001 C CNN
	1    2400 3050
	1    0    0    -1  
$EndComp
$Comp
L Device:C C12
U 1 1 61703D25
P 1950 3000
F 0 "C12" H 2065 3046 50  0000 L CNN
F 1 "0.1u" H 2065 2955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1988 2850 50  0001 C CNN
F 3 "~" H 1950 3000 50  0001 C CNN
	1    1950 3000
	1    0    0    -1  
$EndComp
$Comp
L Device:C C8
U 1 1 61703D2B
P 1650 3000
F 0 "C8" H 1765 3046 50  0000 L CNN
F 1 "1u" H 1765 2955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1688 2850 50  0001 C CNN
F 3 "~" H 1650 3000 50  0001 C CNN
	1    1650 3000
	1    0    0    -1  
$EndComp
Connection ~ 1950 2850
Wire Wire Line
	1950 2850 1650 2850
Wire Wire Line
	1950 3150 1800 3150
$Comp
L power:GND #PWR07
U 1 1 61703D34
P 1800 3150
F 0 "#PWR07" H 1800 2900 50  0001 C CNN
F 1 "GND" H 1805 2977 50  0000 C CNN
F 2 "" H 1800 3150 50  0001 C CNN
F 3 "" H 1800 3150 50  0001 C CNN
	1    1800 3150
	1    0    0    -1  
$EndComp
Connection ~ 1800 3150
Wire Wire Line
	1800 3150 1650 3150
$Comp
L power:GND #PWR014
U 1 1 61703D3C
P 2400 2550
F 0 "#PWR014" H 2400 2300 50  0001 C CNN
F 1 "GND" V 2405 2422 50  0000 R CNN
F 2 "" H 2400 2550 50  0001 C CNN
F 3 "" H 2400 2550 50  0001 C CNN
	1    2400 2550
	0    1    1    0   
$EndComp
Wire Wire Line
	1950 2850 2250 2850
Wire Wire Line
	2400 2350 2250 2350
Wire Wire Line
	2250 2350 2250 2850
Connection ~ 2250 2850
Wire Wire Line
	2250 2850 2400 2850
$Comp
L Device:C C10
U 1 1 61703D47
P 1900 2450
F 0 "C10" H 2015 2496 50  0000 L CNN
F 1 "0.1u" H 2015 2405 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1938 2300 50  0001 C CNN
F 3 "~" H 1900 2450 50  0001 C CNN
	1    1900 2450
	1    0    0    -1  
$EndComp
$Comp
L Device:C C6
U 1 1 61703D4D
P 1550 2450
F 0 "C6" H 1665 2496 50  0000 L CNN
F 1 "10u" H 1665 2405 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1588 2300 50  0001 C CNN
F 3 "~" H 1550 2450 50  0001 C CNN
	1    1550 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 2250 1550 2300
Wire Wire Line
	1550 2250 1900 2250
Wire Wire Line
	1550 2650 1550 2600
Wire Wire Line
	1550 2650 1900 2650
Wire Wire Line
	1900 2600 1900 2650
Connection ~ 1900 2650
Wire Wire Line
	1900 2650 2400 2650
Wire Wire Line
	1900 2300 1900 2250
Connection ~ 1900 2250
Wire Wire Line
	1900 2250 2400 2250
$Comp
L Device:C C3
U 1 1 61703D5D
P 1200 2250
F 0 "C3" V 948 2250 50  0000 C CNN
F 1 "0.1u" V 1039 2250 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1238 2100 50  0001 C CNN
F 3 "~" H 1200 2250 50  0001 C CNN
	1    1200 2250
	0    1    1    0   
$EndComp
$Comp
L Device:C C4
U 1 1 61703D63
P 1200 2650
F 0 "C4" V 948 2650 50  0000 C CNN
F 1 "0.1u" V 1039 2650 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1238 2500 50  0001 C CNN
F 3 "~" H 1200 2650 50  0001 C CNN
	1    1200 2650
	0    1    1    0   
$EndComp
Wire Wire Line
	1550 2650 1350 2650
Connection ~ 1550 2650
Wire Wire Line
	1550 2250 1350 2250
Connection ~ 1550 2250
$Comp
L power:GND #PWR03
U 1 1 61703D6D
P 1050 2250
F 0 "#PWR03" H 1050 2000 50  0001 C CNN
F 1 "GND" V 1055 2122 50  0000 R CNN
F 2 "" H 1050 2250 50  0001 C CNN
F 3 "" H 1050 2250 50  0001 C CNN
	1    1050 2250
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR04
U 1 1 61703D73
P 1050 2650
F 0 "#PWR04" H 1050 2400 50  0001 C CNN
F 1 "GND" V 1055 2522 50  0000 R CNN
F 2 "" H 1050 2650 50  0001 C CNN
F 3 "" H 1050 2650 50  0001 C CNN
	1    1050 2650
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR019
U 1 1 61703D79
P 3000 3550
F 0 "#PWR019" H 3000 3300 50  0001 C CNN
F 1 "GND" H 3005 3377 50  0000 C CNN
F 2 "" H 3000 3550 50  0001 C CNN
F 3 "" H 3000 3550 50  0001 C CNN
	1    3000 3550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR021
U 1 1 61703D7F
P 3200 3550
F 0 "#PWR021" H 3200 3300 50  0001 C CNN
F 1 "GND" H 3205 3377 50  0000 C CNN
F 2 "" H 3200 3550 50  0001 C CNN
F 3 "" H 3200 3550 50  0001 C CNN
	1    3200 3550
	1    0    0    -1  
$EndComp
Wire Wire Line
	2900 1350 2900 1200
Wire Wire Line
	3300 1350 3300 1200
Text Label 2900 1050 0    50   ~ 0
A3.3
Text Label 3300 1050 0    50   ~ 0
D3.3
$Comp
L Device:C C16
U 1 1 61703D89
P 2750 1200
F 0 "C16" V 2498 1200 50  0000 C CNN
F 1 "0.1u" V 2589 1200 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2788 1050 50  0001 C CNN
F 3 "~" H 2750 1200 50  0001 C CNN
	1    2750 1200
	0    1    1    0   
$EndComp
Connection ~ 2900 1200
Wire Wire Line
	2900 1200 2900 1050
$Comp
L Device:C C18
U 1 1 61703D91
P 3450 1200
F 0 "C18" V 3198 1200 50  0000 C CNN
F 1 "0.1u" V 3289 1200 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3488 1050 50  0001 C CNN
F 3 "~" H 3450 1200 50  0001 C CNN
	1    3450 1200
	0    1    1    0   
$EndComp
Connection ~ 3300 1200
Wire Wire Line
	3300 1200 3300 1050
$Comp
L power:GND #PWR017
U 1 1 61703D99
P 2600 1200
F 0 "#PWR017" H 2600 950 50  0001 C CNN
F 1 "GND" V 2605 1072 50  0000 R CNN
F 2 "" H 2600 1200 50  0001 C CNN
F 3 "" H 2600 1200 50  0001 C CNN
	1    2600 1200
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR023
U 1 1 61703D9F
P 3600 1200
F 0 "#PWR023" H 3600 950 50  0001 C CNN
F 1 "GND" V 3605 1072 50  0000 R CNN
F 2 "" H 3600 1200 50  0001 C CNN
F 3 "" H 3600 1200 50  0001 C CNN
	1    3600 1200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2400 2050 2250 2050
Text Label 2250 2050 0    50   ~ 0
A3.3
$Comp
L power:GND #PWR013
U 1 1 61703DA7
P 2400 1850
F 0 "#PWR013" H 2400 1600 50  0001 C CNN
F 1 "GND" V 2405 1722 50  0000 R CNN
F 2 "" H 2400 1850 50  0001 C CNN
F 3 "" H 2400 1850 50  0001 C CNN
	1    2400 1850
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR028
U 1 1 61703DAD
P 3800 1650
F 0 "#PWR028" H 3800 1400 50  0001 C CNN
F 1 "GND" V 3805 1522 50  0000 R CNN
F 2 "" H 3800 1650 50  0001 C CNN
F 3 "" H 3800 1650 50  0001 C CNN
	1    3800 1650
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR029
U 1 1 61703DB3
P 3800 1850
F 0 "#PWR029" H 3800 1600 50  0001 C CNN
F 1 "GND" V 3805 1722 50  0000 R CNN
F 2 "" H 3800 1850 50  0001 C CNN
F 3 "" H 3800 1850 50  0001 C CNN
	1    3800 1850
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR030
U 1 1 61703DB9
P 3800 1950
F 0 "#PWR030" H 3800 1700 50  0001 C CNN
F 1 "GND" V 3805 1822 50  0000 R CNN
F 2 "" H 3800 1950 50  0001 C CNN
F 3 "" H 3800 1950 50  0001 C CNN
	1    3800 1950
	0    -1   -1   0   
$EndComp
NoConn ~ 3800 2100
Text Label 2100 1650 0    50   ~ 0
ADC_IN2
Text Label 3850 7000 0    50   ~ 0
CLKA
Text Label 3800 3300 0    50   ~ 0
CLKB
Text Label 3850 5950 0    50   ~ 0
D0A
Text Label 3850 6050 0    50   ~ 0
D1A
Text Label 3850 6150 0    50   ~ 0
D2A
Text Label 3850 6250 0    50   ~ 0
D3A
Text Label 3850 6350 0    50   ~ 0
D4A
Text Label 3850 6450 0    50   ~ 0
D5A
Text Label 3850 6550 0    50   ~ 0
D6A
Text Label 3850 6650 0    50   ~ 0
D7A
Text Label 3850 6750 0    50   ~ 0
D8A
Text Label 3850 6850 0    50   ~ 0
D9A
Text Label 3800 2250 0    50   ~ 0
D0B
Text Label 3800 2350 0    50   ~ 0
D1B
Text Label 3800 2450 0    50   ~ 0
D2B
Text Label 3800 2550 0    50   ~ 0
D3B
Text Label 3800 2650 0    50   ~ 0
D4B
Text Label 3800 2750 0    50   ~ 0
D5B
Text Label 3800 2850 0    50   ~ 0
D6B
Text Label 3800 2950 0    50   ~ 0
D7B
Text Label 3800 3150 0    50   ~ 0
D9B
$Comp
L power:GND #PWR053
U 1 1 617EC6FA
P 4600 1900
F 0 "#PWR053" H 4600 1650 50  0001 C CNN
F 1 "GND" V 4605 1772 50  0000 R CNN
F 2 "" H 4600 1900 50  0001 C CNN
F 3 "" H 4600 1900 50  0001 C CNN
	1    4600 1900
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR067
U 1 1 617F33CA
P 5300 2900
F 0 "#PWR067" H 5300 2650 50  0001 C CNN
F 1 "GND" V 5305 2772 50  0000 R CNN
F 2 "" H 5300 2900 50  0001 C CNN
F 3 "" H 5300 2900 50  0001 C CNN
	1    5300 2900
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR068
U 1 1 617F3817
P 5300 3100
F 0 "#PWR068" H 5300 2850 50  0001 C CNN
F 1 "GND" V 5305 2972 50  0000 R CNN
F 2 "" H 5300 3100 50  0001 C CNN
F 3 "" H 5300 3100 50  0001 C CNN
	1    5300 3100
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R9
U 1 1 619FF3C1
P 6750 1500
F 0 "R9" V 6543 1500 50  0000 C CNN
F 1 "0" V 6634 1500 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6680 1500 50  0001 C CNN
F 3 "~" H 6750 1500 50  0001 C CNN
	1    6750 1500
	0    1    1    0   
$EndComp
$Comp
L Device:C C40
U 1 1 619FFA76
P 7150 1750
F 0 "C40" H 7265 1796 50  0000 L CNN
F 1 "4.7u" H 7265 1705 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7188 1600 50  0001 C CNN
F 3 "~" H 7150 1750 50  0001 C CNN
	1    7150 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	6900 1500 7150 1500
Wire Wire Line
	7150 1500 7150 1600
$Comp
L power:GND #PWR081
U 1 1 61A097D8
P 7150 1900
F 0 "#PWR081" H 7150 1650 50  0001 C CNN
F 1 "GND" H 7155 1727 50  0000 C CNN
F 2 "" H 7150 1900 50  0001 C CNN
F 3 "" H 7150 1900 50  0001 C CNN
	1    7150 1900
	1    0    0    -1  
$EndComp
Wire Wire Line
	6600 1500 6350 1500
Text Label 6350 1500 0    50   ~ 0
D3.3
Text Label 7050 1500 0    50   ~ 0
A3.3
Text Label 8000 1200 0    50   ~ 0
D2.5
$Comp
L power:GND #PWR097
U 1 1 61A454D0
P 8500 1550
F 0 "#PWR097" H 8500 1300 50  0001 C CNN
F 1 "GND" V 8505 1422 50  0000 R CNN
F 2 "" H 8500 1550 50  0001 C CNN
F 3 "" H 8500 1550 50  0001 C CNN
	1    8500 1550
	1    0    0    -1  
$EndComp
Text Label 8900 1200 0    50   ~ 0
D-2.5
$Comp
L ms9280:MC1403 U14
U 1 1 61A791A2
P 8850 3300
F 0 "U14" H 8825 3425 50  0000 C CNN
F 1 "MC1403" H 8825 3334 50  0000 C CNN
F 2 "Package_SO:SOP-8_3.76x4.96mm_P1.27mm" H 8850 3300 50  0001 C CNN
F 3 "" H 8850 3300 50  0001 C CNN
	1    8850 3300
	1    0    0    -1  
$EndComp
Text Label 8200 3400 0    50   ~ 0
A5.0
$Comp
L Device:R R10
U 1 1 61ABF681
P 6800 2350
F 0 "R10" V 6593 2350 50  0000 C CNN
F 1 "0" V 6684 2350 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6730 2350 50  0001 C CNN
F 3 "~" H 6800 2350 50  0001 C CNN
	1    6800 2350
	0    1    1    0   
$EndComp
$Comp
L Device:C C41
U 1 1 61ABF687
P 7200 2600
F 0 "C41" H 7315 2646 50  0000 L CNN
F 1 "4.7u" H 7315 2555 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7238 2450 50  0001 C CNN
F 3 "~" H 7200 2600 50  0001 C CNN
	1    7200 2600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 2350 7200 2350
Wire Wire Line
	7200 2350 7200 2450
$Comp
L power:GND #PWR082
U 1 1 61ABF68F
P 7200 2800
F 0 "#PWR082" H 7200 2550 50  0001 C CNN
F 1 "GND" H 7205 2627 50  0000 C CNN
F 2 "" H 7200 2800 50  0001 C CNN
F 3 "" H 7200 2800 50  0001 C CNN
	1    7200 2800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6650 2350 6400 2350
Text Label 6400 2350 0    50   ~ 0
D5.0
Text Label 7100 2350 0    50   ~ 0
A5.0
$Comp
L Device:C C49
U 1 1 61ACC96A
P 7900 3550
F 0 "C49" H 8015 3596 50  0000 L CNN
F 1 "0.1u" H 8015 3505 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7938 3400 50  0001 C CNN
F 3 "~" H 7900 3550 50  0001 C CNN
	1    7900 3550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0104
U 1 1 61AB1405
P 8500 3600
F 0 "#PWR0104" H 8500 3350 50  0001 C CNN
F 1 "GND" V 8505 3472 50  0000 R CNN
F 2 "" H 8500 3600 50  0001 C CNN
F 3 "" H 8500 3600 50  0001 C CNN
	1    8500 3600
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0103
U 1 1 61AECAE7
P 7900 3700
F 0 "#PWR0103" H 7900 3450 50  0001 C CNN
F 1 "GND" H 7905 3527 50  0000 C CNN
F 2 "" H 7900 3700 50  0001 C CNN
F 3 "" H 7900 3700 50  0001 C CNN
	1    7900 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	7900 3400 8500 3400
Wire Wire Line
	8500 3500 8250 3500
Text Label 8250 3500 0    50   ~ 0
Vref
$Comp
L Device:R R3
U 1 1 61B19AB8
P 7600 4650
F 0 "R3" V 7393 4650 50  0000 C CNN
F 1 "1.47k" V 7484 4650 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 7530 4650 50  0001 C CNN
F 3 "~" H 7600 4650 50  0001 C CNN
	1    7600 4650
	0    1    1    0   
$EndComp
$Comp
L Device:R R4
U 1 1 61B1A50E
P 8000 4650
F 0 "R4" V 7793 4650 50  0000 C CNN
F 1 "1k" V 7884 4650 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 7930 4650 50  0001 C CNN
F 3 "~" H 8000 4650 50  0001 C CNN
	1    8000 4650
	0    1    1    0   
$EndComp
Wire Wire Line
	7850 5050 7850 4650
Wire Wire Line
	7850 4650 7750 4650
Connection ~ 7850 4650
$Comp
L power:GND #PWR024
U 1 1 61B3EB85
P 8200 4650
F 0 "#PWR024" H 8200 4400 50  0001 C CNN
F 1 "GND" V 8205 4522 50  0000 R CNN
F 2 "" H 8200 4650 50  0001 C CNN
F 3 "" H 8200 4650 50  0001 C CNN
	1    8200 4650
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7450 4650 7250 4650
Text Label 7250 4650 0    50   ~ 0
Vref
NoConn ~ 8500 3700
NoConn ~ 9150 3700
NoConn ~ 9150 3600
NoConn ~ 9150 3500
NoConn ~ 9150 3400
$Comp
L power:GND #PWR088
U 1 1 61B969F3
P 8200 2200
F 0 "#PWR088" H 8200 1950 50  0001 C CNN
F 1 "GND" V 8205 2072 50  0000 R CNN
F 2 "" H 8200 2200 50  0001 C CNN
F 3 "" H 8200 2200 50  0001 C CNN
	1    8200 2200
	0    1    1    0   
$EndComp
Wire Wire Line
	8900 2250 9050 2250
Wire Wire Line
	8200 2300 7950 2300
$Comp
L Device:C C43
U 1 1 61BAF3B8
P 7950 2450
F 0 "C43" H 8065 2496 50  0000 L CNN
F 1 "1u" H 8065 2405 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7988 2300 50  0001 C CNN
F 3 "~" H 7950 2450 50  0001 C CNN
	1    7950 2450
	1    0    0    -1  
$EndComp
Connection ~ 7950 2300
Wire Wire Line
	7950 2300 7800 2300
$Comp
L Device:C C47
U 1 1 61BAFD15
P 9050 2400
F 0 "C47" H 9165 2446 50  0000 L CNN
F 1 "1u" H 9165 2355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9088 2250 50  0001 C CNN
F 3 "~" H 9050 2400 50  0001 C CNN
	1    9050 2400
	1    0    0    -1  
$EndComp
Connection ~ 9050 2250
Wire Wire Line
	9050 2250 9200 2250
$Comp
L power:GND #PWR098
U 1 1 61BB0831
P 9050 2550
F 0 "#PWR098" H 9050 2300 50  0001 C CNN
F 1 "GND" H 9055 2377 50  0000 C CNN
F 2 "" H 9050 2550 50  0001 C CNN
F 3 "" H 9050 2550 50  0001 C CNN
	1    9050 2550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR087
U 1 1 61BB0B19
P 7950 2600
F 0 "#PWR087" H 7950 2350 50  0001 C CNN
F 1 "GND" H 7955 2427 50  0000 C CNN
F 2 "" H 7950 2600 50  0001 C CNN
F 3 "" H 7950 2600 50  0001 C CNN
	1    7950 2600
	1    0    0    -1  
$EndComp
Text Label 9200 2250 0    50   ~ 0
A3.3
Text Label 7800 2300 0    50   ~ 0
A2.5
Wire Wire Line
	2450 5550 2350 5550
Wire Wire Line
	3950 5350 3850 5350
Wire Wire Line
	3950 5550 3850 5550
Wire Wire Line
	3950 5650 3850 5650
Wire Wire Line
	3250 7250 3250 7300
Wire Wire Line
	3050 7250 3050 7300
Wire Wire Line
	7200 2750 7200 2800
Wire Wire Line
	1050 6350 1100 6350
Wire Wire Line
	1050 5950 1100 5950
Text Label 8150 6800 0    50   ~ 0
A2.5
Text Label 6750 6800 0    50   ~ 0
A-2.5
Connection ~ 7250 6800
Connection ~ 7850 6800
Wire Wire Line
	7250 6900 7250 6800
Wire Wire Line
	7850 6900 7850 6800
$Comp
L power:GND #PWR042
U 1 1 61620220
P 7250 7200
F 0 "#PWR042" H 7250 6950 50  0001 C CNN
F 1 "GND" H 7255 7027 50  0000 C CNN
F 2 "" H 7250 7200 50  0001 C CNN
F 3 "" H 7250 7200 50  0001 C CNN
	1    7250 7200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR046
U 1 1 6161642D
P 7850 7200
F 0 "#PWR046" H 7850 6950 50  0001 C CNN
F 1 "GND" H 7855 7027 50  0000 C CNN
F 2 "" H 7850 7200 50  0001 C CNN
F 3 "" H 7850 7200 50  0001 C CNN
	1    7850 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C19
U 1 1 616147BC
P 7250 7050
F 0 "C19" H 7365 7096 50  0000 L CNN
F 1 "0.1u" H 7365 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7288 6900 50  0001 C CNN
F 3 "~" H 7250 7050 50  0001 C CNN
	1    7250 7050
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:OPA2356xxD U1
U 3 1 6160A84F
P 7550 6900
F 0 "U1" V 7225 6900 50  0000 C CNN
F 1 "OPA2356xxD" V 7316 6900 50  0000 C CNN
F 2 "Package_SO:SOIC-8_5.23x5.23mm_P1.27mm" H 7550 6900 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa2356.pdf" H 7550 6900 50  0001 C CNN
	3    7550 6900
	0    1    1    0   
$EndComp
Wire Wire Line
	6750 6800 6950 6800
$Comp
L power:GND #PWR032
U 1 1 61717F53
P 6950 7200
F 0 "#PWR032" H 6950 6950 50  0001 C CNN
F 1 "GND" H 6955 7027 50  0000 C CNN
F 2 "" H 6950 7200 50  0001 C CNN
F 3 "" H 6950 7200 50  0001 C CNN
	1    6950 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C20
U 1 1 61717F59
P 6950 7050
F 0 "C20" H 7065 7096 50  0000 L CNN
F 1 "1u" H 7065 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6988 6900 50  0001 C CNN
F 3 "~" H 6950 7050 50  0001 C CNN
	1    6950 7050
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 6900 6950 6800
Connection ~ 6950 6800
Wire Wire Line
	6950 6800 7250 6800
$Comp
L power:GND #PWR033
U 1 1 617272DC
P 8250 7200
F 0 "#PWR033" H 8250 6950 50  0001 C CNN
F 1 "GND" H 8255 7027 50  0000 C CNN
F 2 "" H 8250 7200 50  0001 C CNN
F 3 "" H 8250 7200 50  0001 C CNN
	1    8250 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C21
U 1 1 617272E2
P 8250 7050
F 0 "C21" H 8365 7096 50  0000 L CNN
F 1 "1u" H 8365 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8288 6900 50  0001 C CNN
F 3 "~" H 8250 7050 50  0001 C CNN
	1    8250 7050
	1    0    0    -1  
$EndComp
Wire Wire Line
	8250 6800 8250 6900
Wire Wire Line
	7850 6800 8250 6800
Wire Wire Line
	8200 4650 8150 4650
Wire Wire Line
	1850 6900 1850 6850
$Comp
L power:GND #PWR09
U 1 1 615E16A6
P 6600 5450
F 0 "#PWR09" H 6600 5200 50  0001 C CNN
F 1 "GND" H 6605 5277 50  0000 C CNN
F 2 "" H 6600 5450 50  0001 C CNN
F 3 "" H 6600 5450 50  0001 C CNN
	1    6600 5450
	1    0    0    -1  
$EndComp
Connection ~ 6600 5150
$Comp
L Device:C C14
U 1 1 615E1033
P 6600 5300
F 0 "C14" H 6715 5346 50  0000 L CNN
F 1 "30p" H 6715 5255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6638 5150 50  0001 C CNN
F 3 "~" H 6600 5300 50  0001 C CNN
	1    6600 5300
	1    0    0    -1  
$EndComp
Connection ~ 6200 4800
Wire Wire Line
	5700 4800 6200 4800
Wire Wire Line
	6600 4800 6200 4800
Wire Wire Line
	6200 5150 6200 5200
Connection ~ 6200 5150
Wire Wire Line
	6600 5150 6200 5150
Wire Wire Line
	6600 5100 6600 5150
$Comp
L Device:C C13
U 1 1 615D2FF1
P 6600 4950
F 0 "C13" H 6715 4996 50  0000 L CNN
F 1 "30p" H 6715 4905 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6638 4800 50  0001 C CNN
F 3 "~" H 6600 4950 50  0001 C CNN
	1    6600 4950
	1    0    0    -1  
$EndComp
Wire Wire Line
	6200 5500 6200 5600
$Comp
L power:GND #PWR08
U 1 1 615D272A
P 6200 5600
F 0 "#PWR08" H 6200 5350 50  0001 C CNN
F 1 "GND" H 6205 5427 50  0000 C CNN
F 2 "" H 6200 5600 50  0001 C CNN
F 3 "" H 6200 5600 50  0001 C CNN
	1    6200 5600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6200 5100 6200 5150
$Comp
L Device:R R2
U 1 1 615D1D8C
P 6200 5350
F 0 "R2" H 6270 5396 50  0000 L CNN
F 1 "462k" H 6270 5305 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6130 5350 50  0001 C CNN
F 3 "~" H 6200 5350 50  0001 C CNN
	1    6200 5350
	1    0    0    -1  
$EndComp
$Comp
L Device:R R1
U 1 1 615D18A4
P 6200 4950
F 0 "R1" H 6270 4996 50  0000 L CNN
F 1 "683k" H 6270 4905 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6130 4950 50  0001 C CNN
F 3 "~" H 6200 4950 50  0001 C CNN
	1    6200 4950
	1    0    0    -1  
$EndComp
$Comp
L Device:C C23
U 1 1 616131A5
P 7850 7050
F 0 "C23" H 7965 7096 50  0000 L CNN
F 1 "0.1u" H 7965 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7888 6900 50  0001 C CNN
F 3 "~" H 7850 7050 50  0001 C CNN
	1    7850 7050
	1    0    0    -1  
$EndComp
Text Label 3800 3050 0    50   ~ 0
D8B
$Comp
L ms9280:sgm3207 U4
U 1 1 617320C9
P 8500 900
F 0 "U4" H 8950 950 50  0000 L CNN
F 1 "sgm3207" H 8800 850 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23-5_HandSoldering" H 8500 900 50  0001 C CNN
F 3 "" H 8500 900 50  0001 C CNN
	1    8500 900 
	1    0    0    -1  
$EndComp
Wire Wire Line
	8600 900  8650 900 
Wire Wire Line
	8650 900  8650 650 
Wire Wire Line
	8350 650  8350 900 
Wire Wire Line
	8350 900  8400 900 
Wire Wire Line
	8850 1200 8950 1200
Wire Wire Line
	8150 1200 8000 1200
$Comp
L Device:C C24
U 1 1 617668C3
P 8000 1350
F 0 "C24" H 8115 1396 50  0000 L CNN
F 1 "10u" H 8115 1305 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8038 1200 50  0001 C CNN
F 3 "~" H 8000 1350 50  0001 C CNN
	1    8000 1350
	1    0    0    -1  
$EndComp
Connection ~ 8000 1200
$Comp
L power:GND #PWR0102
U 1 1 617671F3
P 8000 1500
F 0 "#PWR0102" H 8000 1250 50  0001 C CNN
F 1 "GND" H 8005 1327 50  0000 C CNN
F 2 "" H 8000 1500 50  0001 C CNN
F 3 "" H 8000 1500 50  0001 C CNN
	1    8000 1500
	1    0    0    -1  
$EndComp
$Comp
L Device:C C25
U 1 1 61767D65
P 8950 1350
F 0 "C25" H 9065 1396 50  0000 L CNN
F 1 "10u" H 9065 1305 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8988 1200 50  0001 C CNN
F 3 "~" H 8950 1350 50  0001 C CNN
	1    8950 1350
	1    0    0    -1  
$EndComp
Connection ~ 8950 1200
Wire Wire Line
	8950 1200 9050 1200
$Comp
L power:GND #PWR0105
U 1 1 617685BD
P 8950 1500
F 0 "#PWR0105" H 8950 1250 50  0001 C CNN
F 1 "GND" H 8955 1327 50  0000 C CNN
F 2 "" H 8950 1500 50  0001 C CNN
F 3 "" H 8950 1500 50  0001 C CNN
	1    8950 1500
	1    0    0    -1  
$EndComp
$Comp
L Device:R R12
U 1 1 6178BFAD
P 6800 3250
F 0 "R12" V 6593 3250 50  0000 C CNN
F 1 "0" V 6684 3250 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6730 3250 50  0001 C CNN
F 3 "~" H 6800 3250 50  0001 C CNN
	1    6800 3250
	0    1    1    0   
$EndComp
$Comp
L Device:C C26
U 1 1 6178BFB3
P 7200 3500
F 0 "C26" H 7315 3546 50  0000 L CNN
F 1 "4.7u" H 7315 3455 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7238 3350 50  0001 C CNN
F 3 "~" H 7200 3500 50  0001 C CNN
	1    7200 3500
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 3250 7200 3250
Wire Wire Line
	7200 3250 7200 3350
$Comp
L power:GND #PWR0106
U 1 1 6178BFBB
P 7200 3700
F 0 "#PWR0106" H 7200 3450 50  0001 C CNN
F 1 "GND" H 7205 3527 50  0000 C CNN
F 2 "" H 7200 3700 50  0001 C CNN
F 3 "" H 7200 3700 50  0001 C CNN
	1    7200 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	6650 3250 6400 3250
Text Label 6400 3250 0    50   ~ 0
D-2.5
Text Label 7100 3250 0    50   ~ 0
A-2.5
Wire Wire Line
	7200 3650 7200 3700
$Comp
L Device:R R11
U 1 1 619C575F
P 6750 900
F 0 "R11" V 6543 900 50  0000 C CNN
F 1 "0" V 6634 900 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6680 900 50  0001 C CNN
F 3 "~" H 6750 900 50  0001 C CNN
	1    6750 900 
	0    1    1    0   
$EndComp
Wire Wire Line
	6900 900  7150 900 
Wire Wire Line
	6600 900  6400 900 
Text Label 7150 900  0    50   ~ 0
D2.5
Text Label 6400 900  0    50   ~ 0
A2.5
$Comp
L ms9280:BL1117-25 U5
U 1 1 61738213
P 8550 2050
F 0 "U5" H 8550 2165 50  0000 C CNN
F 1 "BL1117-25" H 8550 2074 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 8550 2050 50  0001 C CNN
F 3 "" H 8550 2050 50  0001 C CNN
	1    8550 2050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR055
U 1 1 617EF523
P 4600 3400
F 0 "#PWR055" H 4600 3150 50  0001 C CNN
F 1 "GND" V 4000 -500 50  0000 R CNN
F 2 "" H 4600 3400 50  0001 C CNN
F 3 "" H 4600 3400 50  0001 C CNN
	1    4600 3400
	0    1    1    0   
$EndComp
Text Label 4600 1500 0    50   ~ 0
D3.3
Text Label 5450 1500 0    50   ~ 0
D5.0
Wire Wire Line
	5450 1600 5450 1500
Wire Wire Line
	5300 1600 5450 1600
Wire Wire Line
	5300 1500 5450 1500
$Comp
L Device:C C22
U 1 1 61957F6A
P 6350 1750
F 0 "C22" H 6465 1796 50  0000 L CNN
F 1 "1u" H 6465 1705 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6388 1600 50  0001 C CNN
F 3 "~" H 6350 1750 50  0001 C CNN
	1    6350 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	6350 1500 6350 1600
$Comp
L power:GND #PWR0101
U 1 1 61957F71
P 6350 1900
F 0 "#PWR0101" H 6350 1650 50  0001 C CNN
F 1 "GND" H 6355 1727 50  0000 C CNN
F 2 "" H 6350 1900 50  0001 C CNN
F 3 "" H 6350 1900 50  0001 C CNN
	1    6350 1900
	1    0    0    -1  
$EndComp
$Comp
L Device:C C27
U 1 1 6196118A
P 6400 2600
F 0 "C27" H 6515 2646 50  0000 L CNN
F 1 "1u" H 6515 2555 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6438 2450 50  0001 C CNN
F 3 "~" H 6400 2600 50  0001 C CNN
	1    6400 2600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0107
U 1 1 61961190
P 6400 2800
F 0 "#PWR0107" H 6400 2550 50  0001 C CNN
F 1 "GND" H 6405 2627 50  0000 C CNN
F 2 "" H 6400 2800 50  0001 C CNN
F 3 "" H 6400 2800 50  0001 C CNN
	1    6400 2800
	1    0    0    -1  
$EndComp
Wire Wire Line
	6400 2750 6400 2800
Wire Wire Line
	6400 2450 6400 2350
Connection ~ 8400 5250
Wire Wire Line
	8400 5250 8700 5250
Wire Wire Line
	6600 5150 7150 5150
$Comp
L Amplifier_Operational:OPA2356xxD U6
U 1 1 617B3886
P 10400 5100
F 0 "U6" H 10400 5467 50  0000 C CNN
F 1 "OPA2356xxD" H 10400 5376 50  0000 C CNN
F 2 "Package_SO:SOIC-8_5.23x5.23mm_P1.27mm" H 10400 5100 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa2356.pdf" H 10400 5100 50  0001 C CNN
	1    10400 5100
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:OPA2356xxD U6
U 2 1 617C6189
P 10350 5950
F 0 "U6" H 10350 6317 50  0000 C CNN
F 1 "OPA2356xxD" H 10350 6226 50  0000 C CNN
F 2 "Package_SO:SOIC-8_5.23x5.23mm_P1.27mm" H 10350 5950 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa2356.pdf" H 10350 5950 50  0001 C CNN
	2    10350 5950
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:OPA2356xxD U6
U 3 1 617CBC3F
P 9600 6900
F 0 "U6" V 9275 6900 50  0000 C CNN
F 1 "OPA2356xxD" V 9366 6900 50  0000 C CNN
F 2 "Package_SO:SOIC-8_5.23x5.23mm_P1.27mm" H 9600 6900 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa2356.pdf" H 9600 6900 50  0001 C CNN
	3    9600 6900
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR035
U 1 1 617D85FC
P 9250 7200
F 0 "#PWR035" H 9250 6950 50  0001 C CNN
F 1 "GND" H 9255 7027 50  0000 C CNN
F 2 "" H 9250 7200 50  0001 C CNN
F 3 "" H 9250 7200 50  0001 C CNN
	1    9250 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C29
U 1 1 617D8602
P 9250 7050
F 0 "C29" H 9365 7096 50  0000 L CNN
F 1 "0.1u" H 9365 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9288 6900 50  0001 C CNN
F 3 "~" H 9250 7050 50  0001 C CNN
	1    9250 7050
	1    0    0    1   
$EndComp
$Comp
L power:GND #PWR034
U 1 1 617D8608
P 9000 7200
F 0 "#PWR034" H 9000 6950 50  0001 C CNN
F 1 "GND" H 9005 7027 50  0000 C CNN
F 2 "" H 9000 7200 50  0001 C CNN
F 3 "" H 9000 7200 50  0001 C CNN
	1    9000 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C28
U 1 1 617D860E
P 9000 7050
F 0 "C28" H 9115 7096 50  0000 L CNN
F 1 "1u" H 9115 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9038 6900 50  0001 C CNN
F 3 "~" H 9000 7050 50  0001 C CNN
	1    9000 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR037
U 1 1 617DDF80
P 10400 7200
F 0 "#PWR037" H 10400 6950 50  0001 C CNN
F 1 "GND" H 10405 7027 50  0000 C CNN
F 2 "" H 10400 7200 50  0001 C CNN
F 3 "" H 10400 7200 50  0001 C CNN
	1    10400 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C31
U 1 1 617DDF86
P 10400 7050
F 0 "C31" H 10515 7096 50  0000 L CNN
F 1 "0.1u" H 10515 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10438 6900 50  0001 C CNN
F 3 "~" H 10400 7050 50  0001 C CNN
	1    10400 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR036
U 1 1 617DDF8C
P 10100 7200
F 0 "#PWR036" H 10100 6950 50  0001 C CNN
F 1 "GND" H 10105 7027 50  0000 C CNN
F 2 "" H 10100 7200 50  0001 C CNN
F 3 "" H 10100 7200 50  0001 C CNN
	1    10100 7200
	1    0    0    -1  
$EndComp
$Comp
L Device:C C30
U 1 1 617DDF92
P 10100 7050
F 0 "C30" H 10215 7096 50  0000 L CNN
F 1 "1u" H 10215 7005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10138 6900 50  0001 C CNN
F 3 "~" H 10100 7050 50  0001 C CNN
	1    10100 7050
	1    0    0    -1  
$EndComp
Text Label 8800 6800 0    50   ~ 0
A-2.5
Wire Wire Line
	8800 6800 9000 6800
Wire Wire Line
	9000 6900 9000 6800
Connection ~ 9000 6800
Wire Wire Line
	9000 6800 9250 6800
Wire Wire Line
	9250 6900 9250 6800
Connection ~ 9250 6800
Wire Wire Line
	9250 6800 9300 6800
Wire Wire Line
	9900 6800 10100 6800
Wire Wire Line
	10400 6900 10400 6800
Wire Wire Line
	10100 6900 10100 6800
Connection ~ 10100 6800
Wire Wire Line
	10100 6800 10400 6800
Text Label 10250 6800 0    50   ~ 0
A2.5
Wire Wire Line
	10100 5200 10100 5400
Wire Wire Line
	10100 5400 10700 5400
Wire Wire Line
	10700 5400 10700 5100
Wire Wire Line
	10050 6050 10050 6250
Wire Wire Line
	10050 6250 10650 6250
Wire Wire Line
	10650 6250 10650 5950
Wire Wire Line
	9800 5350 9800 5000
Wire Wire Line
	9800 5000 10100 5000
Wire Wire Line
	9300 5350 9800 5350
Wire Wire Line
	9800 5350 9800 5850
Wire Wire Line
	9800 5850 10050 5850
Connection ~ 9800 5350
$Comp
L Device:R R14
U 1 1 618B1101
P 11050 5950
F 0 "R14" V 10843 5950 50  0000 C CNN
F 1 "10" V 10934 5950 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 10980 5950 50  0001 C CNN
F 3 "~" H 11050 5950 50  0001 C CNN
	1    11050 5950
	0    1    1    0   
$EndComp
$Comp
L Device:R R13
U 1 1 618B27FD
P 11050 5100
F 0 "R13" V 10843 5100 50  0000 C CNN
F 1 "10" V 10934 5100 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 10980 5100 50  0001 C CNN
F 3 "~" H 11050 5100 50  0001 C CNN
	1    11050 5100
	0    1    1    0   
$EndComp
Connection ~ 10700 5100
Connection ~ 10650 5950
Text Label 11400 5100 0    50   ~ 0
ADC_IN1
Text Label 11450 5950 0    50   ~ 0
ADC_IN2
Wire Wire Line
	2150 5350 2450 5350
Wire Wire Line
	2100 1650 2400 1650
$Comp
L power:GND #PWR065
U 1 1 617F1B47
P 5300 2100
F 0 "#PWR065" H 5300 1850 50  0001 C CNN
F 1 "GND" V 5305 1972 50  0000 R CNN
F 2 "" H 5300 2100 50  0001 C CNN
F 3 "" H 5300 2100 50  0001 C CNN
	1    5300 2100
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4800 1500 4600 1500
Wire Wire Line
	4800 1900 4600 1900
Wire Wire Line
	4800 2700 4600 2700
Wire Wire Line
	4800 3400 4600 3400
$Comp
L ms9280:ME6206A25 U7
U 1 1 61ABF1C7
P 10550 2100
F 0 "U7" H 10550 2215 50  0000 C CNN
F 1 "ME6206A25" H 10550 2124 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23_Handsoldering" H 10550 2100 50  0001 C CNN
F 3 "" H 10550 2100 50  0001 C CNN
	1    10550 2100
	1    0    0    -1  
$EndComp
Wire Wire Line
	10900 2300 11050 2300
$Comp
L Device:C C34
U 1 1 61AC4FA5
P 11050 2450
F 0 "C34" H 11165 2496 50  0000 L CNN
F 1 "1u" H 11165 2405 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 11088 2300 50  0001 C CNN
F 3 "~" H 11050 2450 50  0001 C CNN
	1    11050 2450
	1    0    0    -1  
$EndComp
Connection ~ 11050 2300
Wire Wire Line
	11050 2300 11200 2300
$Comp
L power:GND #PWR044
U 1 1 61AC4FAD
P 11050 2600
F 0 "#PWR044" H 11050 2350 50  0001 C CNN
F 1 "GND" H 11055 2427 50  0000 C CNN
F 2 "" H 11050 2600 50  0001 C CNN
F 3 "" H 11050 2600 50  0001 C CNN
	1    11050 2600
	1    0    0    -1  
$EndComp
Text Label 11200 2300 0    50   ~ 0
A3.3
$Comp
L power:GND #PWR039
U 1 1 61ACDF4E
P 10200 2250
F 0 "#PWR039" H 10200 2000 50  0001 C CNN
F 1 "GND" V 10205 2122 50  0000 R CNN
F 2 "" H 10200 2250 50  0001 C CNN
F 3 "" H 10200 2250 50  0001 C CNN
	1    10200 2250
	0    1    1    0   
$EndComp
Wire Wire Line
	10200 2350 9950 2350
$Comp
L Device:C C33
U 1 1 61ACDF55
P 9950 2500
F 0 "C33" H 10065 2546 50  0000 L CNN
F 1 "1u" H 10065 2455 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9988 2350 50  0001 C CNN
F 3 "~" H 9950 2500 50  0001 C CNN
	1    9950 2500
	1    0    0    -1  
$EndComp
Connection ~ 9950 2350
Wire Wire Line
	9950 2350 9800 2350
$Comp
L power:GND #PWR038
U 1 1 61ACDF5D
P 9950 2650
F 0 "#PWR038" H 9950 2400 50  0001 C CNN
F 1 "GND" H 9955 2477 50  0000 C CNN
F 2 "" H 9950 2650 50  0001 C CNN
F 3 "" H 9950 2650 50  0001 C CNN
	1    9950 2650
	1    0    0    -1  
$EndComp
Text Label 9800 2350 0    50   ~ 0
A2.5
Wire Wire Line
	4800 2500 4500 2500
Wire Wire Line
	5300 3300 5850 3300
$Comp
L power:GND #PWR0109
U 1 1 61CB5774
P 5850 3300
F 0 "#PWR0109" H 5850 3050 50  0001 C CNN
F 1 "GND" V 5855 3172 50  0000 R CNN
F 2 "" H 5850 3300 50  0001 C CNN
F 3 "" H 5850 3300 50  0001 C CNN
	1    5850 3300
	1    0    0    -1  
$EndComp
NoConn ~ 5300 3400
NoConn ~ 4800 3300
NoConn ~ 4800 3200
$Comp
L power:GND #PWR064
U 1 1 617F0F8D
P 5300 1700
F 0 "#PWR064" H 5300 1450 50  0001 C CNN
F 1 "GND" V 5305 1572 50  0000 R CNN
F 2 "" H 5300 1700 50  0001 C CNN
F 3 "" H 5300 1700 50  0001 C CNN
	1    5300 1700
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR066
U 1 1 617F2692
P 5300 2400
F 0 "#PWR066" H 5300 2150 50  0001 C CNN
F 1 "GND" V 5305 2272 50  0000 R CNN
F 2 "" H 5300 2400 50  0001 C CNN
F 3 "" H 5300 2400 50  0001 C CNN
	1    5300 2400
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR054
U 1 1 617ED23B
P 4600 2700
F 0 "#PWR054" H 4600 2450 50  0001 C CNN
F 1 "GND" V 4605 2572 50  0000 R CNN
F 2 "" H 4600 2700 50  0001 C CNN
F 3 "" H 4600 2700 50  0001 C CNN
	1    4600 2700
	0    1    1    0   
$EndComp
Text Label 4600 2400 0    50   ~ 0
CLKB
Text Label 4600 1600 0    50   ~ 0
D0B
Text Label 4600 1700 0    50   ~ 0
D1B
Text Label 5300 1800 0    50   ~ 0
D2B
Text Label 4600 1800 0    50   ~ 0
D3B
Text Label 5300 1900 0    50   ~ 0
D4B
Text Label 4600 2000 0    50   ~ 0
D5B
Text Label 5300 2000 0    50   ~ 0
D6B
Text Label 4600 2100 0    50   ~ 0
D7B
Text Label 4600 2200 0    50   ~ 0
D9B
Text Label 5300 2200 0    50   ~ 0
D8B
$Comp
L Connector_Generic:Conn_02x20_Odd_Even J2
U 1 1 617BF405
P 5000 2400
F 0 "J2" H 5050 3517 50  0000 C CNN
F 1 "Conn_02x20_Odd_Even" H 5050 3426 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x20_P2.54mm_Vertical" H 5000 2400 50  0001 C CNN
F 3 "~" H 5000 2400 50  0001 C CNN
	1    5000 2400
	1    0    0    -1  
$EndComp
Wire Wire Line
	4800 2200 4600 2200
Wire Wire Line
	4800 2100 4600 2100
Wire Wire Line
	4800 2000 4600 2000
Wire Wire Line
	4800 1800 4600 1800
Wire Wire Line
	4800 1700 4600 1700
Wire Wire Line
	4800 1600 4600 1600
Text Label 5300 3200 0    50   ~ 0
CLKA
Text Label 4600 2600 0    50   ~ 0
D1A
Text Label 5300 2600 0    50   ~ 0
D2A
Text Label 5300 2700 0    50   ~ 0
D3A
Text Label 4600 2800 0    50   ~ 0
D4A
Text Label 5300 2800 0    50   ~ 0
D5A
Text Label 4600 2900 0    50   ~ 0
D6A
Text Label 4600 3000 0    50   ~ 0
D7A
Text Label 5300 3000 0    50   ~ 0
D8A
Text Label 4600 3100 0    50   ~ 0
D9A
Text Label 5300 2500 0    50   ~ 0
D0A
Wire Wire Line
	4600 2600 4800 2600
Wire Wire Line
	4600 2800 4800 2800
Wire Wire Line
	4800 2900 4600 2900
Wire Wire Line
	4600 3000 4800 3000
Wire Wire Line
	4800 3100 4600 3100
$Comp
L Connector:TestPoint CLKA1
U 1 1 61F68979
P 5650 3200
F 0 "CLKA1" V 5604 3388 50  0000 L CNN
F 1 "TestPoint" V 5695 3388 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 5850 3200 50  0001 C CNN
F 3 "~" H 5850 3200 50  0001 C CNN
	1    5650 3200
	0    1    1    0   
$EndComp
Wire Wire Line
	5650 3200 5300 3200
$Comp
L Connector:TestPoint CLKB1
U 1 1 61F7A884
P 4250 2400
F 0 "CLKB1" V 4445 2472 50  0000 C CNN
F 1 "TestPoint" V 4354 2472 50  0000 C CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 4450 2400 50  0001 C CNN
F 3 "~" H 4450 2400 50  0001 C CNN
	1    4250 2400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4250 2400 4800 2400
$Comp
L Connector:TestPoint -2.5V1
U 1 1 61F87B6B
P 9050 1200
F 0 "-2.5V1" V 9004 1388 50  0000 L CNN
F 1 "TestPoint" V 9095 1388 50  0000 L CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 9250 1200 50  0001 C CNN
F 3 "~" H 9250 1200 50  0001 C CNN
	1    9050 1200
	0    1    1    0   
$EndComp
$Comp
L Connector:TestPoint 2.5V1
U 1 1 61F98A49
P 7800 2300
F 0 "2.5V1" V 7995 2372 50  0000 C CNN
F 1 "TestPoint" V 7904 2372 50  0000 C CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 8000 2300 50  0001 C CNN
F 3 "~" H 8000 2300 50  0001 C CNN
	1    7800 2300
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7750 1200 8000 1200
$Comp
L Connector:TestPoint ADC_INA1
U 1 1 61FA8F97
P 10850 5100
F 0 "ADC_INA1" H 10792 5126 50  0000 R CNN
F 1 "TestPoint" H 10792 5217 50  0000 R CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 11050 5100 50  0001 C CNN
F 3 "~" H 11050 5100 50  0001 C CNN
	1    10850 5100
	-1   0    0    1   
$EndComp
$Comp
L Connector:TestPoint ADC_INB1
U 1 1 61FB2607
P 10800 5950
F 0 "ADC_INB1" H 10742 5976 50  0000 R CNN
F 1 "TestPoint" H 10742 6067 50  0000 R CNN
F 2 "TestPoint:TestPoint_Pad_1.0x1.0mm" H 11000 5950 50  0001 C CNN
F 3 "~" H 11000 5950 50  0001 C CNN
	1    10800 5950
	-1   0    0    1   
$EndComp
Wire Wire Line
	10700 5100 10850 5100
Wire Wire Line
	10650 5950 10800 5950
$Comp
L power:GND #PWR0110
U 1 1 61FFCCC8
P 5300 2300
F 0 "#PWR0110" H 5300 2050 50  0001 C CNN
F 1 "GND" V 5305 2172 50  0000 R CNN
F 2 "" H 5300 2300 50  0001 C CNN
F 3 "" H 5300 2300 50  0001 C CNN
	1    5300 2300
	0    -1   -1   0   
$EndComp
Connection ~ 10850 5100
Wire Wire Line
	10850 5100 10900 5100
Connection ~ 10800 5950
Wire Wire Line
	10800 5950 10900 5950
$Comp
L power:GND #PWR0108
U 1 1 61C1662E
P 4500 2500
F 0 "#PWR0108" H 4500 2250 50  0001 C CNN
F 1 "GND" V 4505 2372 50  0000 R CNN
F 2 "" H 4500 2500 50  0001 C CNN
F 3 "" H 4500 2500 50  0001 C CNN
	1    4500 2500
	0    1    1    0   
$EndComp
Wire Wire Line
	4800 2300 4600 2300
Wire Wire Line
	11200 5100 11500 5100
Wire Wire Line
	11200 5950 11500 5950
Text Label 4600 2300 0    50   ~ 0
D3.3
$Comp
L Device:C C36
U 1 1 618622EF
P 8500 650
F 0 "C36" H 8615 696 50  0000 L CNN
F 1 "10u" H 8615 605 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8538 500 50  0001 C CNN
F 3 "~" H 8500 650 50  0001 C CNN
	1    8500 650 
	0    1    1    0   
$EndComp
$EndSCHEMATC