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發表於 2008-1-15 18:31:49
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& w, I5 W7 p3 i8 m.TITLE Invetor Circuit
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.param PUL_WIDTH=OPT1(1ns, 0ns, 50ns)0 c% v c1 g3 K! f0 l" a0 _) U
VDD vdd! gnd DC=+15V
* o. M! ^2 j- x% r' `; eVIN in gnd pulse(0V 5V 5ns 5ns 5ns PUL_WIDTH 500NS)- z0 _+ q9 G U' t0 k5 K+ D
MP1 out in vdd! vdd! PMOS W=10u L=1.5u
f1 [0 c+ F4 b3 X4 Q" `MN1 out in gnd gnd NMOS W=20u L=1.6u
3 D, z3 L6 A* w! e.model NMOS NMOS (KP=20u VTO=1V LAMBDA=0.02 GAMMA=0.5)# H; @8 z! U# I+ p. E
.model PMOS PMOS (KP=10u VTO=-1V LAMBDA=0.02 GAMMA=0.5)7 y3 M8 z0 n- Z( c, F
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.model OPT_model opt methode=passfail
- d Y/ }1 F' K5 E' n4 D.TRAN 0.1ns 200ns sweep optimize=opt1
9 G, z" c/ B" v3 A7 i+results=delay model= opt_model
9 x) J# O$ G9 J! z7 J! H% Z.measure TRAN delay trig V(in) val=2.5V RISE=1/ A0 y3 g1 X9 z) u4 U Z! V8 G
+Targ V(out) val=2.5V fall=1
6 h' P0 U8 b' }+ t$ i.END |
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