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744 lines
17 KiB
744 lines
17 KiB
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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LIBS:transistors
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LIBS:conn
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LIBS:linear
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LIBS:regul
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LIBS:74xx
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LIBS:cmos4000
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LIBS:adc-dac
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LIBS:memory
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LIBS:xilinx
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LIBS:microcontrollers
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LIBS:dsp
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LIBS:microchip
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LIBS:analog_switches
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LIBS:motorola
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LIBS:texas
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LIBS:intel
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LIBS:audio
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LIBS:interface
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LIBS:digital-audio
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LIBS:philips
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LIBS:display
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LIBS:cypress
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LIBS:siliconi
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LIBS:opto
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LIBS:atmel
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LIBS:contrib
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LIBS:valves
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LIBS:ad8616
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LIBS:icl7660
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LIBS:ada4530-1
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LIBS:ada4522-2
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LIBS:analog_board_v0.2-cache
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EELAYER 25 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 2 4
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Title "Sensitive Measurement Part of Analog Board"
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Date "2017-07-05"
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Rev "v0.2"
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Comp "UppSense Heart Failure Diagnostics"
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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Text Notes 2625 3350 0 60 ~ 0
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Place decoupling capacitors close to component!
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Text Notes 2075 5825 0 60 ~ 0
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This TIA has a worst-case (at TA = 25°C) dynamic range from 32 fA up to 330 pA,\nwhich will result in 3.3 V. The capacitance comes from the parasitic capacitance\nand a embedded cap (two plates on the PCB). The cut-off frequuency is 612 Hz.
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$Comp
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-3.3V
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3.3V
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NoConn ~ 3150 4225
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The second stage amplification will be directly connected to the ADC on the\ndigital board via the backplane.
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|
|
BPWFA_OUT_X1000
|
|
$Comp
|
|
L C C16
|
|
U 1 1 5958E511
|
|
P 9325 2425
|
|
F 0 "C16" H 9350 2525 50 0000 L CNN
|
|
F 1 "100n" H 9350 2325 50 0000 L CNN
|
|
F 2 "Resistors_SMD:R_0805" H 9363 2275 50 0001 C CNN
|
|
F 3 "" H 9325 2425 50 0000 C CNN
|
|
F 4 "499687" H 9325 2425 60 0001 C CNN "Farnell"
|
|
1 9325 2425
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L R R6
|
|
U 1 1 5958E518
|
|
P 9075 2200
|
|
F 0 "R6" V 9155 2200 50 0000 C CNN
|
|
F 1 "2.4k" V 9075 2200 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0805" V 9005 2200 50 0001 C CNN
|
|
F 3 "" H 9075 2200 50 0001 C CNN
|
|
F 4 "WR08X2401FTL" V 9075 2200 60 0001 C CNN "Farnell"
|
|
1 9075 2200
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR16
|
|
U 1 1 5958E51E
|
|
P 9325 2625
|
|
F 0 "#PWR16" H 9325 2375 50 0001 C CNN
|
|
F 1 "GND" H 9325 2475 50 0000 C CNN
|
|
F 2 "" H 9325 2625 50 0000 C CNN
|
|
F 3 "" H 9325 2625 50 0000 C CNN
|
|
1 9325 2625
|
|
-1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4350 4725 5425 4725
|
|
Wire Wire Line
|
|
4750 4725 4750 4850
|
|
Wire Wire Line
|
|
4750 5150 4750 5225
|
|
Wire Wire Line
|
|
4350 4475 4750 4475
|
|
Wire Wire Line
|
|
4750 4475 4750 4500
|
|
Wire Wire Line
|
|
4350 4225 7225 4225
|
|
Wire Wire Line
|
|
5425 4225 5425 4325
|
|
Wire Wire Line
|
|
5125 4325 5125 4225
|
|
Connection ~ 5125 4225
|
|
Wire Wire Line
|
|
5425 4725 5425 4625
|
|
Connection ~ 4750 4725
|
|
Wire Wire Line
|
|
5125 4625 5125 4725
|
|
Connection ~ 5125 4725
|
|
Wire Wire Line
|
|
4625 3975 4350 3975
|
|
Wire Wire Line
|
|
4625 3525 4625 3975
|
|
Wire Wire Line
|
|
5425 3900 5425 4000
|
|
Wire Wire Line
|
|
4925 3950 5425 3950
|
|
Wire Wire Line
|
|
4925 3950 4925 3900
|
|
Wire Wire Line
|
|
5175 3900 5175 3950
|
|
Connection ~ 5175 3950
|
|
Connection ~ 5425 3950
|
|
Wire Wire Line
|
|
5425 3425 5425 3600
|
|
Wire Wire Line
|
|
4625 3525 5425 3525
|
|
Wire Wire Line
|
|
4925 3600 4925 3525
|
|
Connection ~ 4925 3525
|
|
Wire Wire Line
|
|
5175 3600 5175 3525
|
|
Connection ~ 5175 3525
|
|
Wire Wire Line
|
|
2875 3975 3150 3975
|
|
Wire Wire Line
|
|
2875 3525 2875 3975
|
|
Wire Wire Line
|
|
2075 3900 2075 4000
|
|
Wire Wire Line
|
|
2075 3950 2575 3950
|
|
Wire Wire Line
|
|
2575 3950 2575 3900
|
|
Wire Wire Line
|
|
2325 3900 2325 3950
|
|
Connection ~ 2325 3950
|
|
Connection ~ 2075 3950
|
|
Wire Wire Line
|
|
2075 3425 2075 3600
|
|
Wire Wire Line
|
|
2075 3525 2875 3525
|
|
Wire Wire Line
|
|
2575 3600 2575 3525
|
|
Connection ~ 2575 3525
|
|
Wire Wire Line
|
|
2325 3600 2325 3525
|
|
Connection ~ 2325 3525
|
|
Wire Wire Line
|
|
3150 4725 2750 4725
|
|
Wire Wire Line
|
|
2750 4725 2750 4750
|
|
Wire Wire Line
|
|
6625 3825 6775 3825
|
|
Wire Wire Line
|
|
7075 3825 7225 3825
|
|
Wire Wire Line
|
|
6700 3825 6700 4025
|
|
Wire Wire Line
|
|
6700 4025 7225 4025
|
|
Connection ~ 6700 3825
|
|
Wire Wire Line
|
|
6325 3825 6150 3825
|
|
Wire Wire Line
|
|
6150 3825 6150 3850
|
|
Wire Wire Line
|
|
9225 3825 9375 3825
|
|
Wire Wire Line
|
|
8775 3825 8925 3825
|
|
Wire Wire Line
|
|
9300 3825 9300 4025
|
|
Wire Wire Line
|
|
9300 4025 8775 4025
|
|
Connection ~ 9300 3825
|
|
Wire Wire Line
|
|
9675 3825 9850 3825
|
|
Wire Wire Line
|
|
9850 3825 9850 3850
|
|
Connection ~ 5425 4225
|
|
Connection ~ 2075 3525
|
|
Connection ~ 5425 3525
|
|
Wire Wire Line
|
|
10050 4225 8775 4225
|
|
Wire Wire Line
|
|
10050 2850 10050 4225
|
|
Connection ~ 5825 4225
|
|
Wire Wire Line
|
|
7375 5100 7375 5200
|
|
Wire Wire Line
|
|
7375 5150 7875 5150
|
|
Wire Wire Line
|
|
7875 5150 7875 5100
|
|
Wire Wire Line
|
|
7625 5100 7625 5150
|
|
Connection ~ 7625 5150
|
|
Connection ~ 7375 5150
|
|
Wire Wire Line
|
|
7125 4725 8025 4725
|
|
Connection ~ 7875 4725
|
|
Wire Wire Line
|
|
7625 4800 7625 4725
|
|
Connection ~ 7625 4725
|
|
Wire Wire Line
|
|
10050 2850 5825 2850
|
|
Wire Wire Line
|
|
7375 4725 7375 4800
|
|
Connection ~ 7375 4725
|
|
Wire Wire Line
|
|
7375 3375 7375 3475
|
|
Wire Wire Line
|
|
7375 3425 7875 3425
|
|
Wire Wire Line
|
|
7875 3425 7875 3375
|
|
Wire Wire Line
|
|
7625 3375 7625 3425
|
|
Connection ~ 7625 3425
|
|
Connection ~ 7375 3425
|
|
Connection ~ 7875 3000
|
|
Wire Wire Line
|
|
7625 3000 7625 3075
|
|
Connection ~ 7625 3000
|
|
Wire Wire Line
|
|
7375 3000 7375 3075
|
|
Connection ~ 7375 3000
|
|
Wire Wire Line
|
|
7875 3000 7875 3075
|
|
Wire Wire Line
|
|
7150 2200 7150 3825
|
|
Connection ~ 7150 3825
|
|
Wire Wire Line
|
|
8850 2200 8850 3825
|
|
Connection ~ 8850 3825
|
|
Connection ~ 5825 2850
|
|
Wire Wire Line
|
|
6300 2575 6300 2625
|
|
Wire Wire Line
|
|
6200 2200 6300 2200
|
|
Wire Wire Line
|
|
6300 1850 6300 2275
|
|
Wire Wire Line
|
|
5900 2200 5825 2200
|
|
Connection ~ 6300 2200
|
|
Wire Wire Line
|
|
5825 2200 5825 4225
|
|
Wire Wire Line
|
|
7625 2575 7625 2625
|
|
Wire Wire Line
|
|
7525 2200 7625 2200
|
|
Wire Wire Line
|
|
7625 1850 7625 2275
|
|
Connection ~ 7625 2200
|
|
Wire Wire Line
|
|
7225 2200 7150 2200
|
|
Wire Wire Line
|
|
9325 2575 9325 2625
|
|
Wire Wire Line
|
|
9225 2200 9325 2200
|
|
Wire Wire Line
|
|
9325 1850 9325 2275
|
|
Connection ~ 9325 2200
|
|
Wire Wire Line
|
|
8925 2200 8850 2200
|
|
Wire Wire Line
|
|
7100 3000 8025 3000
|
|
Wire Wire Line
|
|
8025 3000 8025 3575
|
|
Wire Wire Line
|
|
7875 4725 7875 4800
|
|
Wire Wire Line
|
|
8025 4725 8025 4675
|
|
Text Notes 5825 800 0 60 ~ 0
|
|
RC filters have a cut-off frequency of approx. 663 Hz.
|
|
$Comp
|
|
L GNDA #PWR7
|
|
U 1 1 59590E1C
|
|
P 4750 4500
|
|
F 0 "#PWR7" H 4750 4250 50 0001 C CNN
|
|
F 1 "GNDA" H 4750 4350 50 0000 C CNN
|
|
F 2 "" H 4750 4500 50 0001 C CNN
|
|
F 3 "" H 4750 4500 50 0001 C CNN
|
|
1 4750 4500
|
|
1 0 0 -1
|
|
$EndComp
|
|
NoConn ~ 3150 4475
|
|
$Comp
|
|
L CONN_01X01 J4
|
|
U 1 1 595A39BE
|
|
P 5225 5050
|
|
F 0 "J4" H 5225 5150 50 0000 C CNN
|
|
F 1 "CONN_01X01" V 5325 5050 50 0000 C CNN
|
|
F 2 "Guard Connector:GuardConnector" H 5225 5050 50 0001 C CNN
|
|
F 3 "" H 5225 5050 50 0001 C CNN
|
|
1 5225 5050
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L GNDA #PWR10
|
|
U 1 1 595A3A5F
|
|
P 5425 5050
|
|
F 0 "#PWR10" H 5425 4800 50 0001 C CNN
|
|
F 1 "GNDA" H 5425 4900 50 0000 C CNN
|
|
F 2 "" H 5425 5050 50 0001 C CNN
|
|
F 3 "" H 5425 5050 50 0001 C CNN
|
|
1 5425 5050
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L ADA4530-1 U1
|
|
U 1 1 595C1871
|
|
P 3750 4525
|
|
F 0 "U1" H 3250 3675 50 0000 L CNN
|
|
F 1 "ADA4530-1ARZ" H 3850 3675 50 0000 L CNN
|
|
F 2 "SMD_Packages:SOIC-8-N" V 3800 3972 50 0001 C CNN
|
|
F 3 "http://www.analog.com/media/en/technical-documentation/data-sheets/ADA4530-1.pdf" V 3900 4022 50 0001 C CNN
|
|
F 4 "2521248" H 3750 4525 60 0001 C CNN "Farnell"
|
|
1 3750 4525
|
|
1 0 0 1
|
|
$EndComp
|
|
$EndSCHEMATC
|
|
|