Version 4
SHEET 1 880 680
WIRE 128 48 32 48
WIRE 304 48 208 48
WIRE 32 176 32 48
WIRE 32 176 -176 176
WIRE 80 176 32 176
WIRE 304 176 304 48
WIRE 304 176 272 176
WIRE -176 192 -176 176
WIRE 80 240 48 240
WIRE 400 240 272 240
WIRE 400 256 400 240
WIRE -176 288 -176 272
WIRE 80 320 0 320
WIRE 304 320 272 320
WIRE 0 336 0 320
WIRE 304 336 304 320
WIRE 400 352 400 336
WIRE 0 432 0 416
WIRE 304 432 304 416
FLAG 48 240 0
FLAG -176 288 0
FLAG 0 432 0
FLAG 304 432 0
FLAG 400 352 0
SYMBOL LTC2903-C1 176 240 R0
SYMATTR InstName U1
SYMBOL voltage -176 176 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 5 0 5)
SYMATTR InstName V1
SYMBOL voltage 0 320 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(0 3.3 0 3.3)
SYMBOL voltage 304 320 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(0 1.8 0 1.8)
SYMATTR InstName V3
SYMBOL voltage 400 240 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value PULSE(0 -5.2 0 5.2)
SYMBOL res 224 32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10K
TEXT 368 480 Left 2 !.tran 5.5