* Z:\home\khalils\Downloads\files\data\raw_asc\AD8233.asc
* Generated by LTspice 26.0.1 for Windows.
C4 N003 N002 0.22
R2 IAOUT N003 10Meg Noiseless
R5 0 REFIN 10Meg Noiseless
C5 0 REFIN 0.1
C6 0 +VS 0.1 Rpar=1G
R6 N001 N004 180k Noiseless
R7 N006 N007 180k Noiseless
Vin N001 N006 SINE(0 10m 1k) AC 1
Vs +VS 0 3
R8 N006 N005 10Meg Noiseless
R9 N005 N001 10Meg Noiseless
R4 +VS REFIN 10Meg Noiseless
V2 N008 0 1.5
R1 LOD 0 10Meg
V1 N005 0 3
R3 REFOUT 0 10Meg
VIN_OPAMP N009 0 SINE(1.5 10m 1k)
XU1 0 +VS LOD OUT +VS 0 +VS OUT REFIN 0 REFOUT N009 N003 IAOUT N008 NC_01 N002 N004 N007 N008 AD8233 ;pnba GND)_SDN)LOD)OUT)+VS)AC/_DC)RLD _SDN)OPAMP-)REFIN)FR)REFOUT)OPAMP+)HPSENSE)IAOUT)RLDFB)SW)HPDRIVE)+IN)-IN)RLD
* .ac dec 10 0.1 10k
* .op
.tran 10m
* DC LOD:\nTwo-electrode set-up:\nConnect each input to +VS through 10Meg\nThree-electrode set-up:\nConnect -IN to GND through 10Meg and +IN to +VS through 10Meg
* AC_DC_BAR=GND: DC LOD\nAC_DC_BAR=+VS: AC LOD
* SDN_BAR=GND: IC OFF, LOD ON, FR ON\nSDN_BAR=+VS: IC ON, LOD ON, FR ON\n \nRLD_SDN_BAR=GND: RLD OFF\nRLD_SDN_BAR=+VS: RLD ON
* AD8233 Heart Rate Measurement (HRM) Next to the Heart
* Library below included based on ModelFile attribute of instance XU1 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\AD8233.asy)
.lib AD8233.lib
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1960 820
WIRE -3264 -272 -3504 -272
WIRE -3008 -272 -3264 -272
WIRE -2320 -208 -2448 -208
WIRE -2128 -208 -2256 -208
WIRE -3264 -160 -3264 -272
WIRE -2448 -112 -2448 -208
WIRE -2416 -112 -2448 -112
WIRE -2128 -112 -2128 -208
WIRE -2128 -112 -2160 -112
WIRE -2032 -112 -2128 -112
WIRE -1888 -112 -1952 -112
WIRE -3008 -64 -3008 -272
WIRE -2976 -64 -3008 -64
WIRE -2416 -64 -2896 -64
WIRE -2096 -64 -2160 -64
WIRE -1888 -64 -1888 -112
WIRE -1888 -64 -2096 -64
WIRE -3504 -48 -3504 -272
WIRE -3264 -32 -3264 -80
WIRE -3088 -32 -3264 -32
WIRE -2976 -16 -3008 -16
WIRE -2416 -16 -2896 -16
WIRE -2096 -16 -2160 -16
WIRE -1888 -16 -2096 -16
WIRE -1680 -16 -1888 -16
WIRE -1488 -16 -1680 -16
WIRE -3088 16 -3088 -32
WIRE -1888 16 -1888 -16
WIRE -1680 16 -1680 -16
WIRE -2720 32 -2896 32
WIRE -2416 32 -2720 32
WIRE -2112 32 -2160 32
WIRE -1968 32 -2112 32
WIRE -3264 48 -3264 -32
WIRE -2720 80 -2720 32
WIRE -2416 80 -2720 80
WIRE -2128 80 -2160 80
WIRE -2896 96 -2896 32
WIRE -1968 112 -1968 32
WIRE -1888 112 -1888 96
WIRE -1888 112 -1968 112
WIRE -3088 128 -3088 96
WIRE -2128 128 -2128 80
WIRE -2128 128 -2160 128
WIRE -2096 128 -2128 128
WIRE -1488 128 -1488 -16
WIRE -2096 144 -2096 128
WIRE -1968 144 -1968 112
WIRE -1888 144 -1888 112
WIRE -2416 176 -2704 176
WIRE -2128 176 -2128 128
WIRE -2128 176 -2160 176
WIRE -2896 208 -2896 176
WIRE -2544 224 -2576 224
WIRE -2416 224 -2544 224
WIRE -2096 224 -2160 224
WIRE -2080 224 -2096 224
WIRE -1968 240 -1968 224
WIRE -1888 240 -1888 208
WIRE -1888 240 -1968 240
WIRE -1680 240 -1680 96
WIRE -1680 240 -1888 240
WIRE -1488 240 -1488 192
WIRE -1488 240 -1680 240
WIRE -3504 256 -3504 32
WIRE -3264 256 -3264 128
WIRE -3264 256 -3504 256
WIRE -3008 256 -3008 -16
WIRE -3008 256 -3264 256
WIRE -2704 256 -2704 176
WIRE -1888 256 -1888 240
WIRE -2416 272 -2448 272
WIRE -2096 272 -2096 224
WIRE -2096 272 -2160 272
WIRE -2448 320 -2448 272
WIRE -2448 320 -2480 320
WIRE -2416 320 -2448 320
WIRE -2128 320 -2160 320
WIRE -2704 384 -2704 336
WIRE -2128 384 -2128 320
WIRE -2576 416 -2576 224
WIRE -2128 528 -2128 464
WIRE -2576 544 -2576 496
FLAG -2128 320 LOD
FLAG -2480 320 OUT
FLAG -2544 224 REFOUT
FLAG -2112 32 +VS
FLAG -2096 -64 IAOUT
FLAG -2096 -16 REFIN
FLAG -1888 256 0
FLAG -2096 224 +VS
FLAG -2096 144 0
FLAG -2896 208 0
FLAG -2704 384 0
FLAG -2128 528 0
FLAG -3088 128 0
FLAG -2576 544 0
SYMBOL cap -2256 -224 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 0.22
SYMBOL res -1936 -96 M270
WINDOW 3 81 99 VLeft 2
WINDOW 0 111 71 VLeft 2
WINDOW 123 53 99 VLeft 2
SYMATTR Value 10Meg
SYMATTR InstName R2
SYMATTR Value2 Noiseless
SYMBOL res -1696 112 M180
WINDOW 3 43 68 Left 2
WINDOW 0 39 96 Left 2
WINDOW 123 47 6 Left 2
SYMATTR Value 10Meg
SYMATTR InstName R5
SYMATTR Value2 Noiseless
SYMBOL cap -1504 192 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C5
SYMATTR Value 0.1
SYMBOL cap -1904 208 M180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C6
SYMATTR Value 0.1
SYMATTR SpiceLine Rpar=1G
SYMBOL res -2992 -48 R270
WINDOW 3 78 34 VRight 2
WINDOW 0 110 43 VRight 2
WINDOW 123 50 34 VRight 2
SYMATTR Value 180k
SYMATTR InstName R6
SYMATTR Value2 Noiseless
SYMBOL res -2992 -32 M90
WINDOW 3 81 85 VLeft 2
WINDOW 0 51 71 VLeft 2
WINDOW 123 109 85 VLeft 2
SYMATTR Value 180k
SYMATTR InstName R7
SYMATTR Value2 Noiseless
SYMBOL voltage -3504 -64 M0
WINDOW 123 -63 104 Left 2
WINDOW 39 24 114 Left 2
WINDOW 3 -192 145 Left 2
WINDOW 0 -52 7 Left 2
SYMATTR Value2 AC 1
SYMATTR Value SINE(0 10m 1k)
SYMATTR InstName Vin
SYMBOL voltage -1968 128 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vs
SYMATTR Value 3
SYMBOL res -3248 144 R180
WINDOW 3 -89 56 Left 2
WINDOW 0 -44 84 Left 2
WINDOW 123 -110 31 Left 2
SYMATTR Value 10Meg
SYMATTR InstName R8
SYMATTR Value2 Noiseless
SYMBOL res -3248 -64 R180
WINDOW 3 -89 56 Left 2
WINDOW 0 -44 84 Left 2
WINDOW 123 -116 31 Left 2
SYMATTR Value 10Meg
SYMATTR InstName R9
SYMATTR Value2 Noiseless
SYMBOL res -1904 112 M180
WINDOW 3 43 68 Left 2
WINDOW 0 39 96 Left 2
WINDOW 123 47 6 Left 2
SYMATTR Value 10Meg
SYMATTR InstName R4
SYMATTR Value2 Noiseless
SYMBOL voltage -2896 80 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 1.5
SYMBOL res -2144 368 R0
SYMATTR InstName R1
SYMATTR Value 10Meg
SYMBOL voltage -3088 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 3
SYMBOL res -2592 400 R0
SYMATTR InstName R3
SYMATTR Value 10Meg
SYMBOL voltage -2704 240 R0
WINDOW 123 -63 104 Left 2
WINDOW 39 24 114 Left 2
WINDOW 3 -241 113 Left 2
WINDOW 0 -172 81 Left 2
SYMATTR Value SINE(1.5 10m 1k)
SYMATTR InstName VIN_OPAMP
SYMBOL AD8233 -2288 112 R0
SYMATTR InstName U1
TEXT -3488 448 Left 2 ;.ac dec 10 0.1 10k
TEXT -3488 408 Left 2 ;.op
TEXT -3488 488 Left 2 !.tran 10m
TEXT -2296 -544 Left 2 ;DC LOD:\nTwo-electrode set-up:\nConnect each input to +VS through 10Meg\nThree-electrode set-up:\nConnect -IN to GND through 10Meg and +IN to +VS through 10Meg
TEXT -2912 -376 Left 2 ;AC_DC_BAR=GND: DC LOD\nAC_DC_BAR=+VS: AC LOD
TEXT -2912 -544 Left 2 ;SDN_BAR=GND: IC OFF, LOD ON, FR ON\nSDN_BAR=+VS: IC ON, LOD ON, FR ON\n \nRLD_SDN_BAR=GND: RLD OFF\nRLD_SDN_BAR=+VS: RLD ON
TEXT -2912 -616 Left 3 ;AD8233 Heart Rate Measurement (HRM) Next to the Heart