Version 4
SHEET 1 6288 680
WIRE 1104 -640 1104 -688
WIRE 1104 -544 1104 -560
WIRE 1152 -688 1104 -688
WIRE 1232 -880 1232 -896
WIRE 1232 -864 1232 -880
WIRE 1232 -752 1232 -784
WIRE 1232 -688 1152 -688
WIRE 1232 -528 1232 -640
WIRE 1232 -384 1232 -528
WIRE 1600 -640 1584 -640
WIRE 1600 -512 1600 -640
WIRE 1616 -688 1584 -688
WIRE 1936 -688 1872 -688
WIRE 1936 -512 1600 -512
WIRE 1984 -640 1984 -672
WIRE 1984 -592 1984 -640
WIRE 1984 -464 1984 -496
WIRE 2096 -640 1984 -640
WIRE 2144 -384 1232 -384
WIRE 2256 -640 2176 -640
WIRE 2256 -624 2256 -640
WIRE 2400 -640 2256 -640
WIRE 2432 -640 2400 -640
WIRE 2816 -640 2784 -640
WIRE 2816 -384 2528 -384
WIRE 2816 -384 2816 -640
WIRE 2848 -640 2816 -640
WIRE 2880 -640 2848 -640
FLAG 1104 -544 0
FLAG 1232 -752 0
FLAG 1232 -880 VDD
FLAG 1408 -736 VDD
FLAG 1408 -592 0
FLAG 1152 -688 data
FLAG 1232 -528 dclock
FLAG 2352 -480 VDD
FLAG 2352 -288 0
FLAG 2608 -544 0
FLAG 2608 -736 VDD
FLAG 2848 -640 clock
FLAG 2400 -640 Vinvco
FLAG 1728 -768 VDD
FLAG 1728 -608 0
FLAG 1984 -544 0
FLAG 1984 -464 0
FLAG 1984 -768 VDD
FLAG 1984 -720 VDD
FLAG 2256 -480 0
SYMBOL voltage 1104 -656 R0
WINDOW 0 43 57 Left 0
WINDOW 3 -50 164 VLeft 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vdata
SYMATTR Value PULSE(0 1 0 100p  100p 10n 20n)
SYMBOL voltage 1232 -880 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VDD
SYMATTR Value 1
SYMBOL divide_by_2 2576 -384 M0
SYMATTR InstName U2
SYMBOL INV_20_10 1648 -752 R0
SYMATTR InstName U4
SYMBOL PFD 1184 -640 R0
SYMATTR InstName U1
SYMBOL VCO_19_18 2384 -640 R0
SYMATTR InstName U3
SYMBOL nmos4 1936 -592 R0
WINDOW 123 56 99 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M1
SYMATTR Value N_50n
SYMBOL pmos4 1936 -768 R0
WINDOW 0 58 21 Left 0
WINDOW 3 59 88 Left 0
WINDOW 123 61 68 Left 0
SYMATTR InstName M2
SYMATTR Value P_50n
SYMATTR Value2 l=50n w=1u
SYMBOL cap 2240 -624 R0
WINDOW 0 40 17 Left 0
WINDOW 3 39 46 Left 0
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL res 2240 -576 R0
SYMATTR InstName R1
SYMATTR Value 20k
SYMBOL res 2192 -656 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 42.5k
TEXT 1232 -352 Left 0 !.tran 0 1.5u 0 100p uic
TEXT 1768 -856 Left 0 ;Plot Vinvco and then clock+2.5 dclock+1.25 and data
TEXT 1544 -448 Left 0 !.lib cmosedu_models.txt