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發表於 2008-1-15 18:31:49
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& F) _! H+ D6 Y' }+ M$ S忘記把我的netlist 貼上來3 K6 v9 X. {; _9 i7 D: T7 E9 A
.TITLE Invetor Circuit- g# J3 f4 Z3 u6 n) e8 F3 P
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.param PUL_WIDTH=OPT1(1ns, 0ns, 50ns)8 k- V: s* ^( d7 \7 o
VDD vdd! gnd DC=+15V
7 `% |. ]3 m, J# C% u* h1 M, TVIN in gnd pulse(0V 5V 5ns 5ns 5ns PUL_WIDTH 500NS)" }4 \. f2 G0 Q( N+ z% Z- B
MP1 out in vdd! vdd! PMOS W=10u L=1.5u5 p: H* J2 L% t- s- Z
MN1 out in gnd gnd NMOS W=20u L=1.6u
( V2 j- N+ V* V& k( B$ W6 O.model NMOS NMOS (KP=20u VTO=1V LAMBDA=0.02 GAMMA=0.5)* C1 h8 @- E0 }0 |' Q- p5 D
.model PMOS PMOS (KP=10u VTO=-1V LAMBDA=0.02 GAMMA=0.5)( O5 ]; I! V- D' i2 N
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.model OPT_model opt methode=passfail
8 Z% n& _7 h# a& h7 p h.TRAN 0.1ns 200ns sweep optimize=opt1) l0 h" x" M; V, A) R* u3 s q* y% T
+results=delay model= opt_model* M4 J3 _3 R |/ J% [( w$ ~3 d
.measure TRAN delay trig V(in) val=2.5V RISE=1
. B" }8 f' J' v. J2 `+Targ V(out) val=2.5V fall=13 O0 S+ n3 O6 P0 x
.END |
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