Version 4 SHEET 1 880 680 WIRE 80 128 -128 128 WIRE 256 128 144 128 WIRE -128 160 -128 128 FLAG 256 128 out IOPIN 256 128 Out FLAG -128 240 0 FLAG -128 128 in SYMBOL voltage -128 144 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value PULSE(0V 5V 1ms 0 0 1ms 2ms) SYMBOL Digital\\schmtinv 80 64 R0 WINDOW 39 -126 115 Left 0 SYMATTR InstName A1 SYMATTR SpiceLine Vhigh=5V Vlow=0V Vt=2.5V Vh=0.5V TEXT 158 300 Left 0 !.tran 0 5ms 0