Version 4
SHEET 1 880 680
WIRE 240 80 240 16
WIRE 64 96 32 96
WIRE 64 144 64 96
WIRE 128 144 64 144
WIRE 144 144 128 144
WIRE 352 144 336 144
WIRE 416 144 352 144
WIRE 416 160 416 144
WIRE 128 208 -32 208
WIRE 144 208 128 208
WIRE -32 240 -32 208
WIRE 240 336 240 320
FLAG 416 240 0
FLAG 240 336 0
FLAG -32 320 0
FLAG -192 240 0
FLAG -48 96 0
FLAG -192 160 Vdd
FLAG 240 16 Vdd
FLAG 128 144 S
FLAG 352 144 D
FLAG 128 208 IN
SYMBOL voltage -32 224 R0
WINDOW 3 -219 129 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PULSE(0 3 0 10n 10n 500n 1u 10)
SYMATTR InstName V1
SYMBOL voltage 48 96 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 3
SYMBOL voltage -192 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 5
SYMBOL res 400 144 R0
SYMATTR InstName R1
SYMATTR Value 51
SYMBOL ADG821 240 192 R0
SYMATTR InstName U1
TEXT -184 376 Left 2 !.tran 10u