* Z:\home\khalils\Downloads\files\data\raw_asc\LTC6253-7.asc
* Generated by LTspice 26.0.1 for Windows.
* High Speed Low Voltage Instrumentation Amplifier
* Library below included based on ModelFile attribute of instance XU1, XU2 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\LTC6253-7.asy), XU3 (C:\users\khalils\AppData\Local\LTspice\lib\sym\OpAmps\LTC6253.asy)
R9 N004 0 200
R5 N002 N001 750
R3 N005 N007 30.1
R8 OUT N006 750
R4 N008 N007 1.2K
R7 N006 N008 750
V4 IN+ IN- AC 1
XU1 N008 V- IN- N007 V+ V+ LTC6253-7 ;pnba 1)2)3)4)5)6
V3 IN- 0 0
R2 N003 N005 30.1
R6 0 N002 750
XU2 N001 V- IN+ N003 V+ V+ LTC6253-7 ;pnba 1)2)3)4)5)6
XU3 OUT V- N002 N006 V+ LTC6253 ;pnba 1)2)3)4)5
C1 N005 N004 15p
V1 V+ 0 1.65
V2 V- 0 -1.65
R1 N001 N003 1.2K
.ac oct 50 10k 400Meg
.lib LTC4.lib
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 2472 808
WIRE 912 96 912 80
WIRE 944 96 944 80
WIRE 784 112 608 112
WIRE 896 112 784 112
WIRE 1088 128 960 128
WIRE 1104 128 1088 128
WIRE 1200 128 1184 128
WIRE 1232 128 1200 128
WIRE 1328 128 1312 128
WIRE 896 144 864 144
WIRE 912 176 912 160
WIRE 864 224 864 144
WIRE 976 224 864 224
WIRE 1088 224 1088 128
WIRE 1088 224 1056 224
WIRE 352 240 352 224
WIRE 496 240 496 224
WIRE 864 240 864 224
WIRE 1248 304 1248 288
WIRE 1200 320 1200 128
WIRE 1216 320 1200 320
WIRE 352 336 352 320
WIRE 496 336 496 320
WIRE 688 336 672 336
WIRE 784 336 768 336
WIRE 864 336 864 320
WIRE 864 336 848 336
WIRE 1392 336 1280 336
WIRE 1424 336 1392 336
WIRE 864 352 864 336
WIRE 1216 352 1200 352
WIRE 1248 384 1248 368
WIRE 608 416 608 112
WIRE 864 448 864 432
WIRE 976 448 864 448
WIRE 1088 448 1056 448
WIRE 912 512 912 496
WIRE 864 528 864 448
WIRE 896 528 864 528
WIRE 1088 544 1088 448
WIRE 1088 544 960 544
WIRE 1104 544 1088 544
WIRE 1200 544 1200 352
WIRE 1200 544 1184 544
WIRE 1232 544 1200 544
WIRE 1392 544 1392 336
WIRE 1392 544 1312 544
WIRE 608 560 608 496
WIRE 800 560 608 560
WIRE 896 560 800 560
WIRE 608 592 608 560
WIRE 912 592 912 576
WIRE 944 592 944 576
WIRE 608 704 608 672
SYMBOL res 784 320 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 200
SYMBOL res 1328 528 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 750
SYMBOL res 1200 528 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 750
SYMBOL voltage 352 224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 1.65
SYMBOL LTC6253-7 928 128 M180
WINDOW 3 20 -25 Left 2
WINDOW 0 45 30 Left 2
SYMATTR InstName U2
SYMBOL voltage 608 400 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1
SYMATTR InstName V4
SYMATTR Value ""
SYMBOL res 1072 432 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 1.2K
SYMBOL voltage 608 576 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 0
SYMBOL res 1072 208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1.2K
SYMBOL LTC6253-7 928 544 R0
SYMATTR InstName U1
SYMBOL Opamps\\LTC6253 1248 336 M180
WINDOW 3 27 -29 Left 2
WINDOW 0 42 20 Left 2
SYMATTR InstName U3
SYMBOL cap 848 320 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 15p
SYMBOL voltage 496 224 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value -1.65
SYMBOL res 1200 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 750
SYMBOL res 1328 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 750
SYMBOL res 848 224 R0
SYMATTR InstName R2
SYMATTR Value 30.1
SYMBOL res 848 336 R0
SYMATTR InstName R3
SYMATTR Value 30.1
FLAG 352 336 0
FLAG 352 224 V+
FLAG 496 336 0
FLAG 496 224 V-
FLAG 912 176 V+
FLAG 912 496 V+
FLAG 912 592 V-
FLAG 912 80 V-
FLAG 1328 128 0
FLAG 1424 336 OUT
FLAG 1248 288 V-
FLAG 1248 384 V+
FLAG 672 336 0
FLAG 944 80 V+
FLAG 944 592 V+
FLAG 784 112 IN+
FLAG 800 560 IN-
FLAG 608 704 0
TEXT 1208 656 Left 2 !.ac oct 50 10k 400Meg
TEXT 704 24 Left 2 ;High Speed Low Voltage Instrumentation Amplifier