Version 4
SHEET 1 1144 800
WIRE 688 96 576 96
WIRE 816 96 688 96
WIRE 688 112 688 96
WIRE 816 112 816 96
WIRE 576 144 576 96
WIRE 224 192 208 192
WIRE 512 192 304 192
WIRE 688 208 688 192
WIRE 688 208 640 208
WIRE 816 208 816 192
WIRE 512 224 496 224
WIRE 496 256 496 224
WIRE 512 256 496 256
WIRE 496 288 496 256
WIRE 512 288 496 288
WIRE 544 368 544 336
FLAG 816 208 0
FLAG 208 192 0
FLAG 544 368 0
SYMBOL voltage 816 96 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage 320 192 R90
WINDOW 3 32 56 VTop 2
WINDOW 123 74 56 VTop 2
WINDOW 39 53 56 VTop 2
WINDOW 0 -32 56 VBottom 2
SYMATTR Value PULSE(0 3.3 0 5m 5m 0 10m)
SYMATTR InstName V2
SYMBOL Comparators\\LTC1444 576 144 R0
SYMATTR InstName U1
SYMBOL res 672 96 R0
SYMATTR InstName R1
SYMATTR Value 10K
TEXT 648 400 Left 2 !.tran 30m