Version 4
SHEET 1 6288 680
WIRE 1104 -848 1104 -896
WIRE 1104 -752 1104 -768
WIRE 1152 -896 1104 -896
WIRE 1232 -1088 1232 -1104
WIRE 1232 -1072 1232 -1088
WIRE 1232 -960 1232 -992
WIRE 1232 -896 1152 -896
WIRE 1232 -736 1232 -848
WIRE 1232 -384 1232 -736
WIRE 1600 -896 1584 -896
WIRE 1600 -848 1584 -848
WIRE 1600 -752 1600 -848
WIRE 1600 -640 1600 -752
WIRE 1616 -896 1600 -896
WIRE 1616 -640 1600 -640
WIRE 1904 -896 1872 -896
WIRE 1904 -640 1872 -640
WIRE 1920 -896 1904 -896
WIRE 1920 -640 1904 -640
WIRE 2096 -1008 2096 -1056
WIRE 2096 -896 2096 -1008
WIRE 2096 -720 2096 -816
WIRE 2096 -704 2096 -720
WIRE 2096 -576 2096 -608
WIRE 2144 -384 1232 -384
WIRE 2160 -1072 2144 -1072
WIRE 2160 -1008 2096 -1008
WIRE 2160 -1008 2160 -1072
WIRE 2160 -720 2096 -720
WIRE 2160 -624 2144 -624
WIRE 2160 -624 2160 -720
WIRE 2336 -1024 2336 -1040
WIRE 2336 -848 2336 -928
WIRE 2336 -720 2336 -752
WIRE 2448 -1072 2160 -1072
WIRE 2448 -624 2160 -624
WIRE 2496 -1040 2336 -1040
WIRE 2496 -1040 2496 -1056
WIRE 2496 -720 2336 -720
WIRE 2496 -704 2496 -720
WIRE 2496 -576 2496 -608
WIRE 2640 -1040 2496 -1040
WIRE 2640 -1024 2640 -1040
WIRE 2640 -896 2640 -928
WIRE 2640 -848 2640 -896
WIRE 2640 -720 2496 -720
WIRE 2640 -720 2640 -752
WIRE 2800 -896 2640 -896
WIRE 2800 -864 2800 -896
WIRE 2800 -784 2800 -800
WIRE 2912 -896 2800 -896
WIRE 2912 -880 2912 -896
WIRE 3056 -896 2912 -896
WIRE 3088 -896 3056 -896
WIRE 3584 -896 3440 -896
WIRE 3584 -384 2528 -384
WIRE 3584 -384 3584 -896
WIRE 3616 -896 3584 -896
WIRE 3648 -896 3616 -896
FLAG 1104 -752 0
FLAG 1232 -960 0
FLAG 1232 -1088 VDD
FLAG 1408 -944 VDD
FLAG 1408 -800 0
FLAG 1152 -896 data
FLAG 1232 -736 dclock
FLAG 2352 -480 VDD
FLAG 2352 -288 0
FLAG 3264 -800 0
FLAG 3264 -992 VDD
FLAG 3616 -896 clock
FLAG 3056 -896 Vinvco
FLAG 1728 -976 VDD
FLAG 1728 -816 0
FLAG 2640 -800 0
FLAG 2640 -976 VDD
FLAG 2912 -736 0
FLAG 1728 -720 VDD
FLAG 1728 -560 0
FLAG 1600 -896 up
FLAG 1904 -896 upi
FLAG 1600 -752 down
FLAG 1904 -640 downi
FLAG 2800 -784 0
FLAG 2592 -944 upi
FLAG 2592 -768 down
FLAG 2336 -800 0
FLAG 2336 -976 VDD
FLAG 2288 -944 up
FLAG 2288 -768 downi
FLAG 2496 -1152 VDD
FLAG 2496 -1104 VDD
FLAG 2096 -1152 VDD
FLAG 2096 -1104 VDD
FLAG 2496 -656 0
FLAG 2496 -576 0
FLAG 2096 -656 0
FLAG 2096 -576 0
SYMBOL voltage 1104 -864 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 -1088 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 -960 R0
SYMATTR InstName U4
SYMBOL PFD 1184 -848 R0
SYMATTR InstName U1
SYMBOL VCO_19_18 3040 -896 R0
SYMATTR InstName U3
SYMBOL nmos4 2592 -848 R0
WINDOW 123 56 99 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M1
SYMATTR Value N_50n
SYMBOL pmos4 2592 -1024 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 2896 -880 R0
WINDOW 0 40 17 Left 0
WINDOW 3 39 46 Left 0
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL res 2896 -832 R0
SYMATTR InstName R1
SYMATTR Value 20k
SYMBOL INV_20_10 1648 -704 R0
SYMATTR InstName U5
SYMBOL cap 2784 -864 R0
SYMATTR InstName C2
SYMATTR Value 1p
SYMBOL nmos4 2288 -848 R0
WINDOW 123 56 99 Left 0
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M3
SYMATTR Value N_50n
SYMBOL pmos4 2288 -1024 R0
WINDOW 0 58 21 Left 0
WINDOW 3 59 88 Left 0
WINDOW 123 61 68 Left 0
SYMATTR InstName M4
SYMATTR Value P_50n
SYMATTR Value2 l=50n w=1u
SYMBOL pmos4 2448 -1152 R0
WINDOW 0 58 21 Left 0
WINDOW 3 59 88 Left 0
WINDOW 123 61 68 Left 0
SYMATTR InstName M5
SYMATTR Value P_50n
SYMATTR Value2 l=100n w=5u
SYMBOL pmos4 2144 -1152 M0
WINDOW 0 58 21 Left 0
WINDOW 3 59 88 Left 0
WINDOW 123 61 68 Left 0
SYMATTR InstName M6
SYMATTR Value P_50n
SYMATTR Value2 l=100n w=5u
SYMBOL nmos4 2448 -704 R0
WINDOW 123 56 99 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName M7
SYMATTR Value N_50n
SYMBOL nmos4 2144 -704 M0
WINDOW 123 56 99 Left 0
SYMATTR Value2 l=100n w=2.5u
SYMATTR InstName M8
SYMATTR Value N_50n
SYMBOL current 2096 -896 R0
SYMATTR InstName I1
SYMATTR Value 10µ
TEXT 3112 -712 Left 0 !.tran 0 1.5u 0 100p uic
TEXT 2704 -656 Left 0 !.lib cmosedu_models.txt
TEXT 1392 -1080 Left 0 ;Plot Vinvco and then clock+2.5 dclock+1.25 and data