Version 4
SHEET 1 4040 1112
WIRE 3600 -160 3248 -160
WIRE 3600 -144 3536 -144
WIRE 3808 -144 3664 -144
WIRE 3952 -144 3888 -144
WIRE 4000 -144 3952 -144
WIRE 4000 -64 4000 -144
WIRE 2944 32 2880 32
WIRE 3248 32 3248 -160
WIRE 3248 32 3104 32
WIRE 3312 32 3248 32
WIRE 3536 32 3536 -144
WIRE 3536 32 3472 32
WIRE 2944 80 2880 80
WIRE 3312 80 3248 80
WIRE 2880 208 2880 80
WIRE 3248 208 3248 80
WIRE 3248 208 2880 208
FLAG 4000 0 0
FLAG 3952 -144 vout
SYMBOL Digital\\dflop 3024 -16 R0
WINDOW 3 8 12 Left 2
SYMATTR Value Td=5p
SYMATTR InstName A1
SYMBOL Digital\\dflop 3392 -16 R0
WINDOW 3 8 12 Left 2
SYMATTR Value Td=5p
SYMATTR InstName A2
SYMBOL Digital\\xor 3648 -192 R0
SYMATTR InstName A3
SYMBOL res 3904 -160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL cap 3984 -64 R0
SYMATTR InstName C1
SYMATTR Value 2p
SYMBOL pmos4 2528 -624 R0
SYMATTR InstName M21
SYMATTR Value P_50n
SYMATTR Value2 l=50n w=1u
SYMBOL nmos4 2736 -624 R0
SYMATTR InstName M22
SYMATTR Value N_50n
SYMATTR Value2 l=50n w=500n
TEXT 3200 -272 Left 2 !.include cmosedu_models.txt