Commit c5472dd6 authored by Pedro Henrique Kopper's avatar Pedro Henrique Kopper

Usar INA ao invés de InsOp discreto

parent 531dd1da
EESchema-LIBRARY Version 2.4
#encoding utf-8
#
# Amplifier_Instrumentation_INA128
#
DEF Amplifier_Instrumentation_INA128 U 0 5 Y Y 1 F N
F0 "U" 150 125 50 H V L CNN
F1 "Amplifier_Instrumentation_INA128" 150 -125 50 H V L CNN
F2 "" 100 0 50 H I C CNN
F3 "" 100 0 50 H I C CNN
ALIAS INA129
$FPLIST
DIP*W7.62mm*
SOIC*P1.27mm*
$ENDFPLIST
DRAW
P 4 0 1 10 300 0 -200 250 -200 -250 300 0 f
X Rg 1 -300 100 100 R 50 50 1 1 P
X - 2 -300 -200 100 R 50 50 1 1 I
X + 3 -300 200 100 R 50 50 1 1 I
X V- 4 0 -300 150 U 50 50 1 1 W
X Ref 5 100 -300 200 U 50 50 1 1 I
X ~ 6 400 0 100 L 50 50 1 1 O
X V+ 7 0 300 150 D 50 50 1 1 W
X Rg 8 -300 -100 100 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Amplifier_Operational_MCP6002-xSN
#
DEF Amplifier_Operational_MCP6002-xSN U 0 5 Y Y 3 L N
......@@ -36,43 +61,6 @@ X V+ 8 -100 300 150 D 50 50 3 1 W
ENDDRAW
ENDDEF
#
# Amplifier_Operational_TL084
#
DEF Amplifier_Operational_TL084 U 0 5 Y Y 5 L N
F0 "U" 0 200 50 H V L CNN
F1 "Amplifier_Operational_TL084" 0 -200 50 H V L CNN
F2 "" -50 100 50 H I C CNN
F3 "" 50 200 50 H I C CNN
ALIAS LM324 TLC274 TLC279 TL074 LM324A MCP6004 TL084 TL064 LMV324 LMC6484 MCP604 MC33079 MC33174 MC33179 OPA1604 OPA4134 OPA4340UA OPA4376 MCP6L94 TSV914 ADA4807-4 TSV994
$FPLIST
SOIC*3.9x8.7mm*P1.27mm*
DIP*W7.62mm*
TSSOP*4.4x5mm*P0.65mm*
SSOP*5.3x6.2mm*P0.65mm*
MSOP*3x3mm*P0.5mm*
$ENDFPLIST
DRAW
P 4 1 1 10 -200 200 200 0 -200 -200 -200 200 f
P 4 2 1 10 -200 200 200 0 -200 -200 -200 200 f
P 4 3 1 10 -200 200 200 0 -200 -200 -200 200 f
P 4 4 1 10 -200 200 200 0 -200 -200 -200 200 f
X ~ 1 300 0 100 L 50 50 1 1 O
X - 2 -300 -100 100 R 50 50 1 1 I
X + 3 -300 100 100 R 50 50 1 1 I
X + 5 -300 100 100 R 50 50 2 1 I
X - 6 -300 -100 100 R 50 50 2 1 I
X ~ 7 300 0 100 L 50 50 2 1 O
X + 10 -300 100 100 R 50 50 3 1 I
X ~ 8 300 0 100 L 50 50 3 1 O
X - 9 -300 -100 100 R 50 50 3 1 I
X + 12 -300 100 100 R 50 50 4 1 I
X - 13 -300 -100 100 R 50 50 4 1 I
X ~ 14 300 0 100 L 50 50 4 1 O
X V- 11 -100 -300 150 U 50 50 5 1 W
X V+ 4 -100 300 150 D 50 50 5 1 W
ENDDRAW
ENDDEF
#
# Analog_ADC_ADS1115IDGS
#
DEF Analog_ADC_ADS1115IDGS U 0 20 Y Y 1 F N
......@@ -507,6 +495,28 @@ X GND 6 -500 150 100 R 40 40 1 1 B
ENDDRAW
ENDDEF
#
# Reference_Voltage_REF3012
#
DEF Reference_Voltage_REF3012 U 0 10 Y Y 1 F N
F0 "U" 0 250 50 H V C CNN
F1 "Reference_Voltage_REF3012" 100 -250 50 H V C CIN
F2 "Package_TO_SOT_SMD:SOT-23" 0 -450 50 H I C CIN
F3 "" 100 -350 50 H I C CIN
ALIAS REF3020 REF3025 REF3030 REF3033 REF3040
$FPLIST
SOT?23*
$ENDFPLIST
DRAW
S -200 200 200 -200 0 1 10 f
P 2 0 1 0 -10 75 -10 -75 N
P 4 0 1 0 -35 -25 15 -25 -10 25 -35 -25 N
P 4 0 1 0 15 40 15 25 -35 25 -35 10 N
X IN 1 -100 300 100 D 50 50 1 1 W
X OUT 2 300 0 100 L 50 50 1 1 w
X GND 3 -100 -300 100 U 50 50 1 1 W
ENDDRAW
ENDDEF
#
# Regulator_Linear_AMS1117-3.3
#
DEF Regulator_Linear_AMS1117-3.3 U 0 10 Y Y 1 F N
......
......@@ -5,10 +5,10 @@ EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Title "MicroDAQ"
Date "2019-05-20"
Rev "v0.4"
Comp "blazing.design - Pedro Henrique Kopper"
Comment1 ""
Comment2 ""
Comment3 ""
......@@ -1014,7 +1014,7 @@ L Device:R R9
U 1 1 5CDD40B1
P 6450 2650
F 0 "R9" V 6243 2650 50 0000 C CNN
F 1 "220" V 6334 2650 50 0000 C CNN
F 1 "470" V 6334 2650 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 6380 2650 50 0001 C CNN
F 3 "~" H 6450 2650 50 0001 C CNN
1 6450 2650
......@@ -1025,7 +1025,7 @@ L Device:R R10
U 1 1 5CDD463C
P 6450 3650
F 0 "R10" V 6243 3650 50 0000 C CNN
F 1 "220" V 6334 3650 50 0000 C CNN
F 1 "470" V 6334 3650 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 6380 3650 50 0001 C CNN
F 3 "~" H 6450 3650 50 0001 C CNN
1 6450 3650
......@@ -1111,247 +1111,11 @@ Wire Wire Line
3600 4350 4000 4350
Text GLabel 2050 5250 0 50 Input ~ 0
A7_OP4
Text GLabel 2000 3950 0 50 Input ~ 0
A8_OP3
Text Notes 5800 3050 0 50 ~ 0
Optional anti-aliasing filter
Text Notes 5800 4050 0 50 ~ 0
Optional anti-aliasing filter
$Comp
L Device:R R13
U 1 1 5CE3942E
P 7350 5100
F 0 "R13" H 7280 5054 50 0000 R CNN
F 1 "68k" H 7280 5145 50 0000 R CNN
F 2 "OPL_Resistor:R0603" V 7280 5100 50 0001 C CNN
F 3 "~" H 7350 5100 50 0001 C CNN
1 7350 5100
-1 0 0 1
$EndComp
$Comp
L Device:R R15
U 1 1 5CE39C05
P 7350 6000
F 0 "R15" H 7420 6046 50 0000 L CNN
F 1 "68k" H 7420 5955 50 0000 L CNN
F 2 "OPL_Resistor:R0603" V 7280 6000 50 0001 C CNN
F 3 "~" H 7350 6000 50 0001 C CNN
1 7350 6000
1 0 0 -1
$EndComp
$Comp
L Device:R R14
U 1 1 5CE3AE93
P 7350 5550
F 0 "R14" H 7280 5504 50 0000 R CNN
F 1 "1k" H 7280 5595 50 0000 R CNN
F 2 "OPL_Resistor:R0603" V 7280 5550 50 0001 C CNN
F 3 "~" H 7350 5550 50 0001 C CNN
1 7350 5550
-1 0 0 1
$EndComp
Wire Wire Line
7650 6150 7350 6150
Wire Wire Line
7350 5850 7350 5800
Wire Wire Line
7350 5400 7350 5300
Wire Wire Line
7350 4950 7350 4900
Wire Wire Line
7350 4900 7650 4900
Wire Wire Line
8250 5000 8300 5000
Wire Wire Line
8300 5000 8300 5300
Wire Wire Line
8300 5300 7350 5300
Connection ~ 7350 5300
Wire Wire Line
7350 5300 7350 5250
Wire Wire Line
8250 6050 8350 6050
Wire Wire Line
8350 6050 8350 5800
Wire Wire Line
8350 5800 7350 5800
Connection ~ 7350 5800
Wire Wire Line
7350 5800 7350 5700
$Comp
L Amplifier_Operational:TL084 U3
U 3 1 5CE85461
P 7950 4900
F 0 "U3" H 7950 5267 50 0000 C CNN
F 1 "TL084" H 7950 5176 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7900 5000 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 8000 5100 50 0001 C CNN
3 7950 4900
-1 0 0 -1
$EndComp
$Comp
L Amplifier_Operational:TL084 U3
U 2 1 5CE880D5
P 7950 6150
F 0 "U3" H 7950 5783 50 0000 C CNN
F 1 "TL084" H 7950 5874 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7900 6250 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 8000 6350 50 0001 C CNN
2 7950 6150
-1 0 0 1
$EndComp
$Comp
L Amplifier_Operational:TL084 U3
U 5 1 5CE8B0ED
P 7850 4900
F 0 "U3" H 7808 4946 50 0000 L CNN
F 1 "TL084" H 7808 4855 50 0000 L CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7800 5000 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 7900 5100 50 0001 C CNN
5 7850 4900
1 0 0 -1
$EndComp
$Comp
L power:GNDA #PWR029
U 1 1 5CE8D164
P 7750 5200
F 0 "#PWR029" H 7750 4950 50 0001 C CNN
F 1 "GNDA" H 7755 5027 50 0000 C CNN
F 2 "" H 7750 5200 50 0001 C CNN
F 3 "" H 7750 5200 50 0001 C CNN
1 7750 5200
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR028
U 1 1 5CE8DCFE
P 7750 4500
F 0 "#PWR028" H 7750 4350 50 0001 C CNN
F 1 "+5V" H 7765 4673 50 0000 C CNN
F 2 "" H 7750 4500 50 0001 C CNN
F 3 "" H 7750 4500 50 0001 C CNN
1 7750 4500
1 0 0 -1
$EndComp
Wire Wire Line
7750 4600 7750 4550
$Comp
L Device:C C18
U 1 1 5CE954DB
P 7550 4550
F 0 "C18" V 7300 4450 50 0000 C CNN
F 1 "100nF" V 7400 4450 50 0000 C CNN
F 2 "OPL_Resistor:R0603" H 7588 4400 50 0001 C CNN
F 3 "~" H 7550 4550 50 0001 C CNN
1 7550 4550
0 1 1 0
$EndComp
$Comp
L power:GNDA #PWR027
U 1 1 5CE959D2
P 7350 4550
F 0 "#PWR027" H 7350 4300 50 0001 C CNN
F 1 "GNDA" H 7355 4377 50 0000 C CNN
F 2 "" H 7350 4550 50 0001 C CNN
F 3 "" H 7350 4550 50 0001 C CNN
1 7350 4550
0 1 1 0
$EndComp
Wire Wire Line
7700 4550 7750 4550
Connection ~ 7750 4550
Wire Wire Line
7750 4550 7750 4500
Wire Wire Line
7400 4550 7350 4550
Text Notes 7850 4400 0 50 ~ 0
We use 5V as Seeed \ndoesn't stock quad RRO opamps
$Comp
L Device:R R11
U 1 1 5CEA521D
P 6850 4900
F 0 "R11" V 6643 4900 50 0000 C CNN
F 1 "68k" V 6734 4900 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 6780 4900 50 0001 C CNN
F 3 "~" H 6850 4900 50 0001 C CNN
1 6850 4900
0 1 1 0
$EndComp
$Comp
L Device:R R12
U 1 1 5CEA58BF
P 6850 6150
F 0 "R12" V 6643 6150 50 0000 C CNN
F 1 "68k" V 6734 6150 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 6780 6150 50 0001 C CNN
F 3 "~" H 6850 6150 50 0001 C CNN
1 6850 6150
0 1 1 0
$EndComp
$Comp
L Device:R R7
U 1 1 5CEA5ED7
P 6200 6150
F 0 "R7" V 5993 6150 50 0000 C CNN
F 1 "68k" V 6084 6150 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 6130 6150 50 0001 C CNN
F 3 "~" H 6200 6150 50 0001 C CNN
1 6200 6150
0 1 1 0
$EndComp
$Comp
L Device:R R6
U 1 1 5CEA66FC
P 6200 4900
F 0 "R6" V 5993 4900 50 0000 C CNN
F 1 "68k" V 6084 4900 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 6130 4900 50 0001 C CNN
F 3 "~" H 6200 4900 50 0001 C CNN
1 6200 4900
0 1 1 0
$EndComp
Wire Wire Line
6350 4900 6550 4900
Wire Wire Line
6350 6150 6550 6150
Wire Wire Line
7000 6150 7350 6150
Connection ~ 7350 6150
Wire Wire Line
7000 4900 7350 4900
Connection ~ 7350 4900
$Comp
L Amplifier_Operational:TL084 U3
U 1 1 5CEC4FD2
P 6150 5500
F 0 "U3" H 6150 5867 50 0000 C CNN
F 1 "TL084" H 6150 5776 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6100 5600 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 6200 5700 50 0001 C CNN
1 6150 5500
-1 0 0 -1
$EndComp
Wire Wire Line
6050 6150 5750 6150
Wire Wire Line
5750 6150 5750 5500
Wire Wire Line
5750 5500 5850 5500
Wire Wire Line
6450 5600 6550 5600
Wire Wire Line
6550 5600 6550 6150
Connection ~ 6550 6150
Wire Wire Line
6550 6150 6700 6150
Wire Wire Line
6450 5400 6550 5400
Wire Wire Line
6550 5400 6550 4900
Connection ~ 6550 4900
Wire Wire Line
6550 4900 6700 4900
$Comp
L Device:LED D1
U 1 1 5CF6B715
P 2550 6700
......@@ -1400,7 +1164,7 @@ L Device:R R20
U 1 1 5CF927A4
P 2100 6700
F 0 "R20" V 2000 6550 50 0000 C CNN
F 1 "120" V 2000 6850 50 0000 C CNN
F 1 "150" V 2000 6850 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 2030 6700 50 0001 C CNN
F 3 "~" H 2100 6700 50 0001 C CNN
1 2100 6700
......@@ -1411,7 +1175,7 @@ L Device:R R21
U 1 1 5CFABEB4
P 2100 6900
F 0 "R21" V 2000 6750 50 0000 C CNN
F 1 "120" V 2000 7050 50 0000 C CNN
F 1 "150" V 2000 7050 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 2030 6900 50 0001 C CNN
F 3 "~" H 2100 6900 50 0001 C CNN
1 2100 6900
......@@ -1422,7 +1186,7 @@ L Device:R R22
U 1 1 5CFAC11B
P 2100 7100
F 0 "R22" V 2000 6950 50 0000 C CNN
F 1 "120" V 2000 7250 50 0000 C CNN
F 1 "150" V 2000 7250 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 2030 7100 50 0001 C CNN
F 3 "~" H 2100 7100 50 0001 C CNN
1 2100 7100
......@@ -1433,7 +1197,7 @@ L Device:R R23
U 1 1 5CFAC469
P 2100 7300
F 0 "R23" V 2000 7150 50 0000 C CNN
F 1 "120" V 2000 7450 50 0000 C CNN
F 1 "150" V 2000 7450 50 0000 C CNN
F 2 "OPL_Resistor:R0603" V 2030 7300 50 0001 C CNN
F 3 "~" H 2100 7300 50 0001 C CNN
1 2100 7300
......@@ -1608,14 +1372,10 @@ Wire Wire Line
2300 5350 2050 5350
Wire Wire Line
2300 5450 2050 5450
Text GLabel 8500 6250 2 50 Input ~ 0
Text GLabel 8500 6100 2 50 Input ~ 0
IA_L
Text GLabel 8500 4800 2 50 Input ~ 0
IA_H
Wire Wire Line
8500 4800 8250 4800
Wire Wire Line
8500 6250 8250 6250
$Comp
L Connector:Screw_Terminal_01x06 J3
U 1 1 5D14108F
......@@ -1659,7 +1419,7 @@ Wire Wire Line
9600 1600 9600 1650
Text GLabel 9600 2450 0 50 Input ~ 0
HV_A4
Text GLabel 9600 2550 0 50 Input ~ 0
Text GLabel 9600 2350 0 50 Input ~ 0
HV_A5
Wire Wire Line
9550 1400 9700 1400
......@@ -1692,7 +1452,7 @@ Text GLabel 9600 2050 0 50 Input ~ 0
A1
Text GLabel 9600 2250 0 50 Input ~ 0
A2
Text GLabel 9600 2350 0 50 Input ~ 0
Text GLabel 7200 5400 0 50 Input ~ 0
A3
Wire Wire Line
9600 2250 9700 2250
......@@ -1703,18 +1463,13 @@ Wire Wire Line
Wire Wire Line
9700 2550 9600 2550
Text GLabel 9550 1300 0 50 Input ~ 0
IA_H
Text GLabel 9550 1400 0 50 Input ~ 0
IA_L
Text GLabel 9550 1400 0 50 Input ~ 0
IA_H
Text GLabel 5800 2650 0 50 Input ~ 0
A7_OP4
Text GLabel 5800 3650 0 50 Input ~ 0
A6_OP1
Text GLabel 5600 5500 0 50 Input ~ 0
A8_OP3
Wire Wire Line
5600 5500 5750 5500
Connection ~ 5750 5500
Wire Wire Line
5800 2650 6100 2650
Connection ~ 6100 2650
......@@ -1722,17 +1477,6 @@ Wire Wire Line
5800 3650 6100 3650
Connection ~ 6100 3650
$Comp
L Connector:TestPoint TP1
U 1 1 5D2CECA2
P 5750 5500
F 0 "TP1" H 5808 5618 50 0000 L CNN
F 1 "IA_OUT" H 5600 5750 50 0000 L CNN
F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 5950 5500 50 0001 C CNN
F 3 "~" H 5950 5500 50 0001 C CNN
1 5750 5500
1 0 0 -1
$EndComp
$Comp
L Connector:TestPoint TP3
U 1 1 5D2CF247
P 6100 3650
......@@ -1759,8 +1503,6 @@ Wire Wire Line
Wire Wire Line
4600 7100 4700 7100
Connection ~ 4600 7200
Text Notes 7600 5600 0 50 ~ 0
Gain = 69\nHigher gain is possible using the internal PGA (up to 1104)
$Comp
L Graphic:Logo_Open_Hardware_Large #LOGO1
U 1 1 5D31835F
......@@ -1789,30 +1531,6 @@ NoConn ~ 2300 4250
NoConn ~ 2300 4350
NoConn ~ 2300 4450
$Comp
L Amplifier_Operational:TL084 U3
U 4 1 5D48065D
P 5700 4900
F 0 "U3" H 5700 4533 50 0000 C CNN
F 1 "TL084" H 5700 4624 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 5650 5000 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 5750 5100 50 0001 C CNN
4 5700 4900
1 0 0 1
$EndComp
$Comp
L power:GNDA #PWR0109
U 1 1 5D487CCE
P 5000 5400
F 0 "#PWR0109" H 5000 5150 50 0001 C CNN
F 1 "GNDA" H 5005 5227 50 0000 C CNN
F 2 "" H 5000 5400 50 0001 C CNN
F 3 "" H 5000 5400 50 0001 C CNN
1 5000 5400
-1 0 0 -1
$EndComp
Wire Wire Line
5400 4800 5250 4800
$Comp
L power:GND #PWR0110
U 1 1 5CE0C86F
P 3850 3450
......@@ -1889,61 +1607,6 @@ Wire Wire Line
2300 4950 1550 4950
Wire Wire Line
2300 5050 1550 5050
Text Notes 6000 4650 0 50 ~ 0
Vref
Wire Wire Line
6000 4900 6050 4900
Wire Wire Line
6000 4900 6000 4650
Wire Wire Line
6000 4650 5250 4650
Wire Wire Line
5250 4650 5250 4800
Connection ~ 6000 4900
$Comp
L Device:R R25
U 1 1 5D235C21
P 5000 5200
F 0 "R25" H 5070 5246 50 0000 L CNN
F 1 "1k" H 5070 5155 50 0000 L CNN
F 2 "OPL_Resistor:R0603" V 4930 5200 50 0001 C CNN
F 3 "~" H 5000 5200 50 0001 C CNN
1 5000 5200
1 0 0 -1
$EndComp
$Comp
L Device:R R24
U 1 1 5D2371A7
P 5000 4800
F 0 "R24" H 5070 4846 50 0000 L CNN
F 1 "1k" H 5070 4755 50 0000 L CNN
F 2 "OPL_Resistor:R0603" V 4930 4800 50 0001 C CNN
F 3 "~" H 5000 4800 50 0001 C CNN
1 5000 4800
1 0 0 -1
$EndComp
Wire Wire Line
5000 5050 5000 5000
Wire Wire Line
5000 5350 5000 5400
Wire Wire Line
5400 5000 5000 5000
Connection ~ 5000 5000
Wire Wire Line
5000 5000 5000 4950
$Comp
L power:+3.3VADC #PWR0112
U 1 1 5D26A5CC
P 5000 4650
F 0 "#PWR0112" H 5150 4600 50 0001 C CNN
F 1 "+3.3VADC" H 5050 4800 50 0000 C CNN
F 2 "" H 5000 4650 50 0001 C CNN
F 3 "" H 5000 4650 50 0001 C CNN
1 5000 4650
1 0 0 -1
$EndComp
Wire Wire Line
2300 3950 2000 3950
Text GLabel 4000 4450 2 50 Input ~ 0
DAC1_OUT2
Wire Wire Line
......@@ -1996,7 +1659,7 @@ L Device:C C19
U 1 1 5D355F8F
P 9300 3200
F 0 "C19" H 9415 3246 50 0000 L CNN
F 1 "10n" H 9415 3155 50 0000 L CNN
F 1 "1n" H 9415 3155 50 0000 L CNN
F 2 "OPL_Capacitor:C0603" H 9338 3050 50 0001 C CNN
F 3 "~" H 9300 3200 50 0001 C CNN
1 9300 3200
......@@ -2044,7 +1707,7 @@ L Device:C C20
U 1 1 5D3B3085
P 9300 3950
F 0 "C20" H 9415 3996 50 0000 L CNN
F 1 "10n" H 9415 3905 50 0000 L CNN
F 1 "1n" H 9415 3905 50 0000 L CNN
F 2 "OPL_Capacitor:C0603" H 9338 3800 50 0001 C CNN
F 3 "~" H 9300 3950 50 0001 C CNN
1 9300 3950
......@@ -2088,7 +1751,7 @@ F 3 "" H 10550 3350 50 0001 C CNN
$EndComp
Connection ~ 10150 3900
Text Notes 8450 3250 0 50 ~ 0
15.9kHz low-pass\n
159kHz low-pass\n
Wire Wire Line
10400 3900 10400 3150
Wire Wire Line
......@@ -2108,7 +1771,7 @@ U 3 1 5D4FE230
P 10350 3150
F 0 "U6" H 10308 3196 50 0000 L CNN
F 1 "MCP6002-xSN" H 10308 3105 50 0000 L CNN
F 2 "" H 10350 3150 50 0001 C CNN
F 2 "OPL_Integrated_Circuit:SOIC8-1.27-5X4MM" H 10350 3150 50 0001 C CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" H 10350 3150 50 0001 C CNN
3 10350 3150
1 0 0 -1
......@@ -2135,4 +1798,226 @@ F 3 "" H 10250 2850 50 0001 C CNN
1 10250 2850
1 0 0 -1
$EndComp
Wire Wire Line
8100 5200 8100 4800
Wire Wire Line
8100 4800 8500 4800
Wire Wire Line
7900 5200 8100 5200
Wire Wire Line
8100 5600 7900 5600
Wire Wire Line
8100 6100 8100 5600
Wire Wire Line
8100 6100 8500 6100
$Comp
L Device:R R6
U 1 1 5D5C9A09
P 8900 5550
F 0 "R6" H 8750 5600 50 0000 L CNN
F 1 "10k" V 8900 5450 50 0000 L CNN
F 2 "OPL_Resistor:R0603" V 8830 5550 50 0001 C CNN
F 3 "~" H 8900 5550 50 0001 C CNN
1 8900 5550
1 0 0 -1
$EndComp
Wire Wire Line
8200 5300 7900 5300
Wire Wire Line
7900 5500 8200 5500
Text Notes 8850 6100 0 50 ~ 0
Gain = 1 + (100 kΩ/RG)\nGain(100) = 1000x\nGain(1k) = 100x\nGain(10k) = 10.1x
$Comp
L Amplifier_Instrumentation:INA128 U7
U 1 1 5CE5F2BD
P 7600 5400
F 0 "U7" H 8150 5550 50 0000 C CNN
F 1 "INA128" H 7900 5550 50 0000 C CNN
F 2 "Package_SO:VSSOP-8_3.0x3.0mm_P0.65mm" H 7700 5400 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/ina128.pdf" H 7700 5400 50 0001 C CNN
1 7600 5400
-1 0 0 -1
$EndComp
$Comp
L power:GNDA #PWR0109
U 1 1 5CE77D25
P 6350 6100
F 0 "#PWR0109" H 6350 5850 50 0001 C CNN
F 1 "GNDA" H 6355 5927 50 0000 C CNN
F 2 "" H 6350 6100 50 0001 C CNN
F 3 "" H 6350 6100 50 0001 C CNN
1 6350 6100
1 0 0 -1
$EndComp
$Comp
L power:GNDA #PWR0112
U 1 1 5CE78524
P 7600 5700
F 0 "#PWR0112" H 7600 5450 50 0001 C CNN
F 1 "GNDA" H 7750 5600 50 0000 C CNN
F 2 "" H 7600 5700 50 0001 C CNN
F 3 "" H 7600 5700 50 0001 C CNN
1 7600 5700
1 0 0 -1
$EndComp
$Comp
L power:+3.3VADC #PWR0118
U 1 1 5CE880B2
P 6350 5500
F 0 "#PWR0118" H 6500 5450 50 0001 C CNN
F 1 "+3.3VADC" H 6400 5650 50 0000 C CNN
F 2 "" H 6350 5500 50 0001 C CNN
F 3 "" H 6350 5500 50 0001 C CNN
1 6350 5500
1 0 0 -1
$EndComp
Wire Wire Line
7500 5700 7500 5800
Text Notes 6700 5200 0 50 ~ 0
POPULATED INA333\n
$Comp
L Reference_Voltage:REF3012 U3
U 1 1 5CEBDB34
P 6450 5800
F 0 "U3" H 6221 5846 50 0000 R CNN
F 1 "REF3012" H 6221 5755 50 0000 R CIN
F 2 "Package_TO_SOT_SMD:SOT-23" H 6450 5350 50 0001 C CIN
F 3 "http://www.ti.com/lit/ds/symlink/ref3033.pdf" H 6550 5450 50 0001 C CIN
1 6450 5800
1 0 0 -1
$EndComp
Wire Wire Line
6750 5800 7500 5800
$Comp
L power:+3.3VADC #PWR0119
U 1 1 5CEFCC1D
P 7600 5100
F 0 "#PWR0119" H 7750 5050 50 0001 C CNN
F 1 "+3.3VADC" H 7650 5250 50 0000 C CNN
F 2 "" H 7600 5100 50 0001 C CNN
F 3 "" H 7600 5100 50 0001 C CNN
1 7600 5100
1 0 0 -1
$EndComp
Text Notes 8850 6300 0 50 ~ 0
0.1% Precision resistors\n\n
$Comp
L power:GNDA #PWR0120
U 1 1 5CEFEB81
P 9600 2550
F 0 "#PWR0120" H 9600 2300 50 0001 C CNN
F 1 "GNDA" H 9605 2377 50 0000 C CNN
F 2 "" H 9600 2550 50 0001 C CNN
F 3 "" H 9600 2550 50 0001 C CNN
1 9600 2550
1 0 0 -1
$EndComp
NoConn ~ 2300 3950
$Comp
L Device:C C18
U 1 1 5CF817FD
P 5750 5800
F 0 "C18" H 5600 5900 50 0000 L CNN
F 1 "100nF" H 5500 5700 50 0000 L CNN
F 2 "OPL_Resistor:R0603" H 5788 5650 50 0001 C CNN
F 3 "~" H 5750 5800 50 0001 C CNN
1 5750 5800
1 0 0 -1
$EndComp
Connection ~ 6350 5500
Wire Wire Line
6350 6100 5750 6100
Wire Wire Line
5750 6100 5750 5950
Connection ~ 6350 6100
Wire Wire Line
5750 5500 5750 5650
Wire Wire Line
5750 5500 6350 5500
$Comp
L Jumper:SolderJumper_2_Open JP5
U 1 1 5CFD2423
P 8900 5250
F 0 "JP5" V 8800 5100 50 0000 L CNN
F 1 "10x" V 8950 5200 50 0000 L CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 8900 5250 50 0001 C CNN
F 3 "~" H 8900 5250 50 0001 C CNN
1 8900 5250
0 1 1 0
$EndComp
$Comp
L Jumper:SolderJumper_2_Open JP4
U 1 1 5D013F18
P 8700 5250
F 0 "JP4" V 8600 5100 50 0000 L CNN
F 1 "100x" V 8750 5150 50 0000 L CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 8700 5250 50 0001 C CNN
F 3 "~" H 8700 5250 50 0001 C CNN
1 8700 5250
0 1 1 0
$EndComp
$Comp
L Device:R R11
U 1 1 5D014871
P 8700 5550
F 0 "R11" H 8550 5600 50 0000 L CNN
F 1 "1k" V 8700 5500 50 0000 L CNN
F 2 "OPL_Resistor:R0603" V 8630 5550 50 0001 C CNN
F 3 "~" H 8700 5550 50 0001 C CNN
1 8700 5550
1 0 0 -1
$EndComp
$Comp
L Device:R R7