hspice PFD求助

Chiehlee

最近在用HSPICE模擬PFD電路,
9 ]9 \3 H! y/ }% }. x有試過用2個D型正反器的結構,
還有TSPC跟HT架構,
. O7 h! h! U$ S& P1 }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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& P$ m+ a0 ~& A1 Q" T***pfd***
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.protect
.lib 'rf018.l' TT
0 c* ~3 o8 E" Y% @% z5 h4 C
6 Z" \4 c) _" F1 G6 O! I.unprotect
+ t$ J. n: t/ j3 ~.option post


( d# A8 ^1 g, k1 o& n( B% U/ M8 Hvdd 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)
" {! @" U8 i* M' U: \

** part1 **
MM1 a clk1 vdd vdd pch l=0.18u W=2u
MM2 a clk2 b b nch l=0.18u W=2u
MM3 b clk1 gnd gnd nch l=0.18u W=2u
MM4 c a vdd vdd pch l=0.18u W=2u
7 x- l% v5 f7 n7 sMM5 c clk1 d d nch l=0.18u W=2u
* K8 H) |' T# g7 k- `MM6 d a gnd gnd nch l=0.18u W=2u
MM7 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
; u$ B! k5 o& T$ e! U4 ]1 j6 ^MM19 a dn gnd gnd nch l=0.18u W=2u
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5 F% [2 E) Q5 j6 E# P) k4 M5 XMM21 up f vdd vdd pch l=0.18u W=2u
% X- y* x& D3 n2 b5 y) MMM22 up f gnd gnd nch l=0.18u W=2u
MM23 up g vdd vdd pch l=0.18u W=2u
- Q! ^) X& o! i- mMM24 up g gnd gnd nch l=0.18u W=2u


2 Z$ s' x8 K% R1 Y) \) c** part2 **
" F3 o  x' m* @8 @8 [9 P5 K9 w5 XMM10 aa clk2 vdd vdd pch l=0.18u W=2u
MM11 aa clk1 bb bb nch l=0.18u W=2u
2 Q$ U7 ?2 w( d3 lMM12 bb clk2 gnd gnd nch l=0.18u W=2u
6 ?5 Y7 `7 x: m2 _* NMM13 cc aa vdd vdd pch l=0.18u W=2u
" G2 r3 m& T8 GMM14 cc clk2 dd dd nch l=0.18u W=2u
MM15 dd aa gnd gnd nch l=0.18u W=2u
5 f, e; J0 Z) i8 @MM16 ff cc vdd vdd pch l=0.18u W=2u
4 G4 I" x, R: Y2 dMM17 ff clk2 ee ee nch l=0.18u W=2u
3 ~3 u2 Y& I* ]9 a  w: UMM18 ee cc gnd gnd nch l=0.18u W=2u
MM20 aa up gnd gnd nch l=0.18u W=2u

1 b8 X: F4 G0 u2 d5 J5 fMM25 dn ff vdd vdd pch l=0.18u W=2u
MM26 dn ff gnd gnd nch l=0.18u W=2u
; h4 c# G$ i, U5 _MM27 dn gg vdd vdd pch l=0.18u W=2u
MM28 dn gg gnd gnd nch l=0.18u W=2u


.tran 10m 1000m
.print v(up)
( g6 T: L, B  [7 ].probe v(up)
: c+ q1 c" X. h8 H( s.print v(dn)
' ]3 H3 Y2 b( P0 O+ y/ q( G.probe v(dn)
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.OP
' Q- s. h7 B, \: N. `/ U.END
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2 |& {4 o- B& l3 d0 |  w上面為TSPC的程式碼

拜託大家了