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adc.sch
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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 4
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Text HLabel 3900 4600 0 50 Input ~ 0
AIN1
Wire Wire Line
3900 5400 3600 5400
Wire Wire Line
3900 6300 3900 6200
Wire Wire Line
3200 5900 3200 5750
Wire Wire Line
3900 5700 3600 5700
Wire Wire Line
3750 5100 3900 5100
$Comp
L power:GNDREF #PWR0108
U 1 1 5F4ADFB1
P 3700 6300
AR Path="/5F4A8EC5/5F4ADFB1" Ref="#PWR0108" Part="1"
AR Path="/5F4D3EB7/5F4ADFB1" Ref="#PWR0124" Part="1"
F 0 "#PWR0124" H 3700 6050 50 0001 C CNN
F 1 "GNDREF" H 3705 6127 50 0000 C CNN
F 2 "" H 3700 6300 50 0001 C CNN
F 3 "" H 3700 6300 50 0001 C CNN
1 3700 6300
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0109
U 1 1 5F4AF0E5
P 5850 6300
AR Path="/5F4A8EC5/5F4AF0E5" Ref="#PWR0109" Part="1"
AR Path="/5F4D3EB7/5F4AF0E5" Ref="#PWR0125" Part="1"
F 0 "#PWR0125" H 5850 6050 50 0001 C CNN
F 1 "GND" H 5855 6127 50 0000 C CNN
F 2 "" H 5850 6300 50 0001 C CNN
F 3 "" H 5850 6300 50 0001 C CNN
1 5850 6300
1 0 0 -1
$EndComp
Wire Wire Line
5850 6300 5700 6300
Wire Wire Line
5700 3000 6050 3000
Wire Wire Line
6050 3000 6050 3050
NoConn ~ 5700 2200
$Comp
L Device:C C205
U 1 1 5F4B6004
P 6100 1950
AR Path="/5F4A8EC5/5F4B6004" Ref="C205" Part="1"
AR Path="/5F4D3EB7/5F4B6004" Ref="C305" Part="1"
F 0 "C305" H 6215 1996 50 0000 L CNN
F 1 "1uF" H 6215 1905 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 6138 1800 50 0001 C CNN
F 3 "~" H 6100 1950 50 0001 C CNN
F 4 "C28323" H 6100 1950 50 0001 C CNN "LCSC"
1 6100 1950
1 0 0 -1
$EndComp
Wire Wire Line
5700 1800 6100 1800
Wire Wire Line
6100 2100 6400 2100
Wire Wire Line
6400 1600 6400 2100
Wire Wire Line
5700 1600 6400 1600
Wire Wire Line
3900 6300 3700 6300
Connection ~ 3900 6300
Text HLabel 5700 2400 2 50 Input ~ 0
MOSI
Text HLabel 5700 2600 2 50 Input ~ 0
SCLK
Text HLabel 5700 2800 2 50 Input ~ 0
~CS
Text HLabel 5700 2000 2 50 Output ~ 0
MISO
$Comp
L ads1261:ADS1261BIRHBR U301
U 1 1 5F4A90E1
P 4800 3900
AR Path="/5F4D3EB7/5F4A90E1" Ref="U301" Part="1"
AR Path="/5F4A8EC5/5F4A90E1" Ref="U201" Part="1"
F 0 "U301" H 4800 6588 60 0000 C CNN
F 1 "ADS1261BIRHBR" H 4800 6482 60 0000 C CNN
F 2 "Package_DFN_QFN:Texas_S-PVQFN-N32_EP3.45x3.45mm" H 4800 3840 60 0001 C CNN
F 3 "" H 4800 3900 60 0000 C CNN
1 4800 3900
1 0 0 -1
$EndComp
Text HLabel 3900 2200 0 50 Input ~ 0
AIN9
Text HLabel 3900 2500 0 50 Input ~ 0
AIN8
Text HLabel 3900 2800 0 50 Input ~ 0
AIN7
Text HLabel 3900 3100 0 50 Input ~ 0
AIN6
Text HLabel 3900 3400 0 50 Input ~ 0
AIN5
Text HLabel 3900 3700 0 50 Input ~ 0
AIN4
Text HLabel 3900 4000 0 50 Input ~ 0
AIN3
Text HLabel 3900 4300 0 50 Input ~ 0
AIN2
Text HLabel 3900 4600 0 50 Input ~ 0
AIN1
Text HLabel 3900 4900 0 50 Input ~ 0
AIN0
$Comp
L Device:C C301
U 1 1 5F4AAB9D
P 3600 5550
AR Path="/5F4D3EB7/5F4AAB9D" Ref="C301" Part="1"
AR Path="/5F4A8EC5/5F4AAB9D" Ref="C201" Part="1"
F 0 "C301" H 3715 5596 50 0000 L CNN
F 1 "4.7nF C0G" H 3715 5505 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3638 5400 50 0001 C CNN
F 3 "~" H 3600 5550 50 0001 C CNN
F 4 "C50131" H 3600 5550 50 0001 C CNN "LCSC"
1 3600 5550
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR0131
U 1 1 5F4ABE0F
P 3200 5750
AR Path="/5F4D3EB7/5F4ABE0F" Ref="#PWR0131" Part="1"
AR Path="/5F4A8EC5/5F4ABE0F" Ref="#PWR0115" Part="1"
F 0 "#PWR0131" H 3200 5600 50 0001 C CNN
F 1 "+5V" H 3215 5923 50 0000 C CNN
F 2 "" H 3200 5750 50 0001 C CNN
F 3 "" H 3200 5750 50 0001 C CNN
1 3200 5750
1 0 0 -1
$EndComp
$Comp
L power:GNDREF #PWR0132
U 1 1 5F4D602C
P 3700 6300
AR Path="/5F4D3EB7/5F4D602C" Ref="#PWR0132" Part="1"
AR Path="/5F4A8EC5/5F4D602C" Ref="#PWR0116" Part="1"
F 0 "#PWR0132" H 3700 6050 50 0001 C CNN
F 1 "GNDREF" H 3705 6127 50 0000 C CNN
F 2 "" H 3700 6300 50 0001 C CNN
F 3 "" H 3700 6300 50 0001 C CNN
1 3700 6300
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0133
U 1 1 5F4D602D
P 5850 6300
AR Path="/5F4D3EB7/5F4D602D" Ref="#PWR0133" Part="1"
AR Path="/5F4A8EC5/5F4D602D" Ref="#PWR0117" Part="1"
F 0 "#PWR0133" H 5850 6050 50 0001 C CNN
F 1 "GND" H 5855 6127 50 0000 C CNN
F 2 "" H 5850 6300 50 0001 C CNN
F 3 "" H 5850 6300 50 0001 C CNN
1 5850 6300
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0136
U 1 1 5F4D6030
P 6050 3050
AR Path="/5F4D3EB7/5F4D6030" Ref="#PWR0136" Part="1"
AR Path="/5F4A8EC5/5F4D6030" Ref="#PWR0120" Part="1"
F 0 "#PWR0136" H 6050 2800 50 0001 C CNN
F 1 "GND" H 6055 2877 50 0000 C CNN
F 2 "" H 6050 3050 50 0001 C CNN
F 3 "" H 6050 3050 50 0001 C CNN
1 6050 3050
1 0 0 -1
$EndComp
Text HLabel 3750 5100 0 50 Input ~ 0
AINCOM
Text HLabel 5700 2400 2 50 Input ~ 0
MOSI
Text HLabel 5700 2600 2 50 Input ~ 0
SCLK
Text HLabel 5700 2800 2 50 Input ~ 0
~CS
Text HLabel 5700 2000 2 50 Output ~ 0
MISO
Text HLabel 6250 3600 2 50 Output ~ 0
REF2.5V
Connection ~ 3700 6300
Connection ~ 5850 6300
Text Label 3650 5400 0 50 ~ 0
CAP+
Text Label 3650 5700 0 50 ~ 0
CAP-
$Comp
L Device:C C202
U 1 1 5F4B7BDA
P 3350 6050
AR Path="/5F4A8EC5/5F4B7BDA" Ref="C202" Part="1"
AR Path="/5F4D3EB7/5F4B7BDA" Ref="C302" Part="1"
F 0 "C302" H 3465 6096 50 0000 L CNN
F 1 "1uF" H 3465 6005 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3388 5900 50 0001 C CNN
F 3 "~" H 3350 6050 50 0001 C CNN
F 4 "C28323" H 3350 6050 50 0001 C CNN "LCSC"
1 3350 6050
1 0 0 -1
$EndComp
Wire Wire Line
3350 5900 3200 5900
Wire Wire Line
3700 6300 3350 6300
Wire Wire Line
3350 6300 3350 6200
Text Label 5850 1800 0 50 ~ 0
BYPASS
$Comp
L Device:C C204
U 1 1 5F4CD7CF
P 6050 5800
AR Path="/5F4A8EC5/5F4CD7CF" Ref="C204" Part="1"
AR Path="/5F4D3EB7/5F4CD7CF" Ref="C304" Part="1"
F 0 "C304" H 6165 5846 50 0000 L CNN
F 1 "1uF" H 6165 5755 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 6088 5650 50 0001 C CNN
F 3 "~" H 6050 5800 50 0001 C CNN
F 4 "C28323" H 6050 5800 50 0001 C CNN "LCSC"
1 6050 5800
1 0 0 -1
$EndComp
Wire Wire Line
5700 5900 5700 5650
Wire Wire Line
5700 5650 6050 5650
Wire Wire Line
5850 6300 6050 6300
Wire Wire Line
6050 5950 6050 6300
Connection ~ 6400 2100
$Comp
L power:GND #PWR0135
U 1 1 5F4D602F
P 6400 2100
AR Path="/5F4D3EB7/5F4D602F" Ref="#PWR0135" Part="1"
AR Path="/5F4A8EC5/5F4D602F" Ref="#PWR0119" Part="1"
F 0 "#PWR0135" H 6400 1850 50 0001 C CNN
F 1 "GND" H 6405 1927 50 0000 C CNN
F 2 "" H 6400 2100 50 0001 C CNN
F 3 "" H 6400 2100 50 0001 C CNN
1 6400 2100
1 0 0 -1
$EndComp
$Comp
L power:GNDREF #PWR0111
U 1 1 5F4C03A0
P 5950 3900
AR Path="/5F4A8EC5/5F4C03A0" Ref="#PWR0111" Part="1"
AR Path="/5F4D3EB7/5F4C03A0" Ref="#PWR0112" Part="1"
F 0 "#PWR0112" H 5950 3650 50 0001 C CNN
F 1 "GNDREF" H 5955 3727 50 0000 C CNN
F 2 "" H 5950 3900 50 0001 C CNN
F 3 "" H 5950 3900 50 0001 C CNN
1 5950 3900
1 0 0 -1
$EndComp
$Comp
L Device:C C306
U 1 1 5F4C2005
P 3700 6050
AR Path="/5F4D3EB7/5F4C2005" Ref="C306" Part="1"
AR Path="/5F4A8EC5/5F4C2005" Ref="C206" Part="1"
F 0 "C306" H 3815 6096 50 0000 L CNN
F 1 "10uF" H 3815 6005 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3738 5900 50 0001 C CNN
F 3 "~" H 3700 6050 50 0001 C CNN
F 4 "C46653" H 3700 6050 50 0001 C CNN "LCSC"
1 3700 6050
1 0 0 -1
$EndComp
Wire Wire Line
3700 6200 3700 6300
Wire Wire Line
3900 5900 3700 5900
Connection ~ 3350 5900
Connection ~ 3700 5900
Wire Wire Line
3700 5900 3350 5900
Wire Wire Line
5950 3200 5950 3300
Wire Wire Line
5950 3300 6600 3300
Wire Wire Line
6600 3300 6600 3150
Wire Wire Line
5700 3200 5950 3200
Wire Wire Line
5950 3600 6250 3600
Wire Wire Line
5700 3600 5950 3600
Connection ~ 5950 3600
$Comp
L Device:C C303
U 1 1 5F4B8109
P 5950 3750
AR Path="/5F4D3EB7/5F4B8109" Ref="C303" Part="1"
AR Path="/5F4A8EC5/5F4B8109" Ref="C203" Part="1"
F 0 "C303" H 6065 3796 50 0000 L CNN
F 1 "10uF" H 6065 3705 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 5988 3600 50 0001 C CNN
F 3 "~" H 5950 3750 50 0001 C CNN
F 4 "C46653" H 5950 3750 50 0001 C CNN "LCSC"
1 5950 3750
1 0 0 -1
$EndComp
Wire Wire Line
5700 3400 5950 3400
Wire Wire Line
5950 3400 5950 3300
Connection ~ 5950 3300
NoConn ~ 3900 1600
NoConn ~ 3900 1700
NoConn ~ 3900 1800
NoConn ~ 3900 1900
Text Label 5800 5650 0 50 ~ 0
DPWR
Text Label 3450 5900 0 50 ~ 0
APWR
Text Notes 6250 2700 0 50 ~ 0
Live dangerously,\nno pullup on ~CS
$Comp
L power:+5V #PWR0107
U 1 1 5F81618F
P 6600 3150
AR Path="/5F4D3EB7/5F81618F" Ref="#PWR0107" Part="1"
AR Path="/5F4A8EC5/5F81618F" Ref="#PWR0104" Part="1"
F 0 "#PWR0107" H 6600 3000 50 0001 C CNN
F 1 "+5V" H 6615 3323 50 0000 C CNN
F 2 "" H 6600 3150 50 0001 C CNN
F 3 "" H 6600 3150 50 0001 C CNN
1 6600 3150
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR0110
U 1 1 5F817385
P 6050 5650
AR Path="/5F4D3EB7/5F817385" Ref="#PWR0110" Part="1"
AR Path="/5F4A8EC5/5F817385" Ref="#PWR0105" Part="1"
F 0 "#PWR0110" H 6050 5500 50 0001 C CNN
F 1 "+5V" H 6065 5823 50 0000 C CNN
F 2 "" H 6050 5650 50 0001 C CNN
F 3 "" H 6050 5650 50 0001 C CNN
1 6050 5650
1 0 0 -1
$EndComp
Connection ~ 6050 5650
$EndSCHEMATC