hspice PFD求助

Chiehlee

最近在用HSPICE模擬PFD電路,
有試過用2個D型正反器的結構,
還有TSPC跟HT架構,
但跑出來的結果都不理想,甚至up跟dn完全就是錯的
不知道問題出在哪裡?
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$ W, K3 |( e& @***pfd***

8 r4 W3 ?& c/ E2 T" F" e, B! I.protect
.lib 'rf018.l' TT
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" H; n, y0 m% A2 l.unprotect
.option post


2 ]4 @: c" a4 K  ivdd vdd 0 1.8
v1 clk1 gnd pulse(0 1.8 1m 0.1m 0.1m 1.5m 2.5m)
v2 clk2 gnd pulse(0 1.8 1.5m 0.1m 0.1m 1.5m 2.5m)
& H. |+ B6 v0 d* U* `

9 D& e* l  x" b** part1 **
MM1 a clk1 vdd vdd pch l=0.18u W=2u
MM2 a clk2 b b nch l=0.18u W=2u
6 H( |" `+ C" N# a7 eMM3 b clk1 gnd gnd nch l=0.18u W=2u
MM4 c a vdd vdd pch l=0.18u W=2u
MM5 c clk1 d d nch l=0.18u W=2u
1 Y5 Z! U+ Y" Q) K8 \8 wMM6 d a gnd gnd nch l=0.18u W=2u
' F6 m! x+ Q: oMM7 f c vdd vdd pch l=0.18u W=2u
MM8 f clk1 e e nch l=0.18u W=2u
MM9 e c gnd gnd nch l=0.18u W=2u
5 r3 k& y% I2 D( h! ^+ I2 oMM19 a dn gnd gnd nch l=0.18u W=2u

MM21 up f vdd vdd pch l=0.18u W=2u
MM22 up f gnd gnd nch l=0.18u W=2u
MM23 up g vdd vdd pch l=0.18u W=2u
4 t( R8 F! d! M  |( R; Z. i6 CMM24 up g gnd gnd nch l=0.18u W=2u
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) U* k+ h) X- X" W, g  U** part2 **
MM10 aa clk2 vdd vdd pch l=0.18u W=2u
( v3 a& [6 l8 P' X& i1 P9 x+ L; |7 EMM11 aa clk1 bb bb nch l=0.18u W=2u
5 {9 {% r3 O# J) ^, yMM12 bb clk2 gnd gnd nch l=0.18u W=2u
MM13 cc aa vdd vdd pch l=0.18u W=2u
2 W' ]5 C: o/ p) H; uMM14 cc clk2 dd dd nch l=0.18u W=2u
MM15 dd aa gnd gnd nch l=0.18u W=2u
MM16 ff cc vdd vdd pch l=0.18u W=2u
MM17 ff clk2 ee ee nch l=0.18u W=2u
; u6 v. K( ^& G7 }( |MM18 ee cc gnd gnd nch l=0.18u W=2u
MM20 aa up gnd gnd nch l=0.18u W=2u
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MM25 dn ff vdd vdd pch l=0.18u W=2u
4 N0 F0 z2 I! I) pMM26 dn ff gnd gnd nch l=0.18u W=2u
. z& A& f: u! m# X; r2 z4 r1 }' \MM27 dn gg vdd vdd pch l=0.18u W=2u
: S1 U0 Q, h( \/ dMM28 dn gg gnd gnd nch l=0.18u W=2u

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) ?$ H; ?6 x" @7 J. n) }.tran 10m 1000m
. `% p- }% f/ A7 F/ @; e5 s; i.print v(up)
.probe v(up)
# v, z! J& F+ u* u/ Y.print v(dn)
+ c( {) O) Z& c0 ]( E" Z.probe v(dn)

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, ?8 |# ?) l- i1 r6 c3 }4 l.OP
9 x! a$ j" {( E- N" ^.END
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上面為TSPC的程式碼

0 {, l& V8 U0 K7 ~9 P" p; n8 H拜託大家了
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