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這是小弟寫的SPICE的 netlist 檔,接法應是沒錯,因為跑出~up和~dn波形是對的 ,
) ^, B7 e8 g1 p8 Y+ Y$ ~但是就是不會寫程式碼使之有可以用 deadzone的圖形
0 D/ w; F. B, v% T% l" [還有電路圖,
" k s+ a0 m& Z試了滿久還是試不出這個圖形,麻請高手們,可以寫一下如何跑出這波形
. U. ?2 J0 B; R1 A8 t$ ?# G還有小弟是新手,以下有錯的地方請大力鞕....謝謝指教. e) `% Z/ z& p# t0 V5 |
**********************************************************************
* T- p7 H- h$ y5 }1 n1 r# H* S5 F; \.PARAM phaser=0ns phasev=0ns $定義參數' V7 t; S% t# k8 s7 m# ]
.PARAM phase_error='phaser-phasev'' y) c9 x, ]0 p! |' t
.GLOBAL vdd% c& e1 @; u; v! @' F$ b$ q
vrbar rbar gnd pulse(0 3 phaser 2ns 2ns 48ns 100ns)
1 S+ R$ Q0 T7 A4 M5 M8 Y" cvvbar vbar gnd pulse(0 3 phasev 2ns 2ns 48ns 100ns)
) I' m8 D3 d4 h+ O4 g) V
+ R8 _! {) I1 K
2 J: c5 |! q/ m. V4 {***************************** main circuit ********************************2 R* n& V6 ^' |
vdd vdd gnd dc=3v
3 E [. j' x: Z0 f4 E; ]& LRrbar rbar gnd 100g* q/ S7 N5 L7 F3 Z; X# n
Rvbar vbar gnd 100g
$ m" ]! m9 c/ u" E* E& k/ Exnand21 rbar 1 2 nand24 N4 c1 \8 p2 g* i
xnand22 vbar 9 8 nand2! k( l# C, F5 w* s% t; f1 k) {
xnand23 2 3 upbar nand2* [& K1 `* Y5 L" H
xnand24 7 8 dnbar nand2
$ q3 m4 T q, ] |4 o9 H# {5 Xxnand2a1 2 4 3 nand2a
" ?! q3 n; f& B, M0 w+ txnand2a2 3 5 4 nand2a1 r3 @8 w4 e; S
xnand2a3 5 7 6 nand2a
1 M+ |$ V! \' F" N& b/ V- Txnand2a4 6 8 7 nand2a/ K$ Z% r! N2 w& f2 g. l- e1 z
xnand31 2 3 5 1 nand3% T- }# W. `$ ?/ P$ B5 t. x
xnand32 5 7 8 9 nand37 q0 C+ o# `& h8 G/ [6 d
xnand4 2 3 7 8 5 nand49 W7 Y4 g4 f- \7 `7 B9 S' \
CL1 upbar 0 1ff" Y/ W% }8 _$ }. p' Y$ @+ ^3 y
CL2 dnbar 0 1ff8 n0 P9 G8 _. U* K9 F* T: O
+ d& E* F9 R" W3 u( F% U: S********************nand4*******************************
4 ~, o8 z' L+ O& ^! j* _' _.subckt nand4 in1 in2 in3 in4 out
1 ?/ F9 ^4 a {' Z# B m1 vdd in1 out vdd pch w=0.8u l=0.35u
# `& N" E* ` G2 [1 n m2 vdd in2 out vdd pch w=0.8u l=0.35u# X C3 m: e/ A) X
m3 vdd in3 out vdd pch w=0.8u l=0.35u
/ A% K+ ~" T! y, W: D m4 vdd in4 out vdd pch w=0.8u l=0.35u
4 _* s V: {- @/ F/ P) y- V m5 out in1 1 gnd nch w=0.63u l=0.35u
9 k3 F/ ~8 R# A8 Z- S m6 1 in2 2 gnd nch w=0.63u l=0.35u3 ~1 h: j/ r3 U1 m6 D \, G
m7 2 in3 3 gnd nch w=0.63u l=0.35u
9 B9 ]! J' N1 r6 u6 r/ ^ m8 3 in4 gnd gnd nch w=0.63u l=0.35u+ L( s0 n0 M! J. l8 o: e
.ENDS nand4# b5 y* v5 f" z1 k0 i
2 I6 C/ g4 `, k) V( g
********************nand3******************************** N9 p* W. D6 f1 O% N
.subckt nand3 in1 in2 in3 out
3 b/ p1 }6 L# f# Y9 y) E( d- W m1 vdd in1 out vdd pch w=0.8u l=0.35u ^' l; A( m7 _% k
m2 vdd in2 out vdd pch w=0.8u l=0.35u( V# i) E7 c* F: c2 c' d
m3 vdd in3 out vdd pch w=0.8u l=0.35u$ ~5 b. h0 D; L5 h; @$ S5 K& e' _
m4 out in1 2 gnd nch w=0.53u l=0.35u
1 K2 }- S. ?8 ]" H2 K; }* L6 b m5 2 in2 3 gnd nch w=0.53u l=0.35u
O M6 y2 r7 h m6 3 in3 gnd gnd nch w=0.53u l=0.35u
- M: o; G/ e( Q- R.ENDS nand3 s8 K$ H! x/ r
0 [$ }9 S; u6 O# P' A, `********************nand2*******************************
7 W7 v7 x& q' T+ x.subckt nand2 in1 in2 out, [. |9 Z. A m/ y0 L2 a
m1 vdd in1 out vdd pch w=0.8u l=0.35u
# z7 Y+ s; z4 H9 @' q" @' _# W m2 vdd in2 out vdd pch w=0.8u l=0.35u1 Q9 p% t: [; B0 c: W
m3 out in1 1 gnd nch w=0.4u l=0.35u3 G4 R5 z/ X/ A; {: w
m4 1 in2 gnd gnd nch w=0.4u l=0.35u
$ i3 V0 Y1 u: d9 Y" U3 a* c.ENDS nand2
0 C1 G* v1 u( X9 B9 ^# Q! `
3 `) d4 z, H, h- F" |********************nand2a*******************************
" q- b$ z; I9 c# b1 T.subckt nand2a in1 in2 out
) I: M3 l) U' B m1 vdd in1 out vdd pch w=0.5u l=0.35u
, `( ?- i$ M7 _/ C0 m2 v m2 vdd in2 out vdd pch w=0.5u l=0.35u
4 w7 C- Q' a# d. ?, k! z7 q/ V- S m3 out in1 1 gnd nch w=0.5u l=0.35u
Y8 B3 k9 p% _8 A: {' E m4 1 in2 gnd gnd nch w=0.5u l=0.35u
2 v+ ^- g: U% K6 H7 S! z5 o.ENDS nand2a, a3 x# B. j& E5 z# K9 A
* [0 S( h: L0 C7 v8 e$ D! g********************************************************! \# N7 m* U7 u) Y
.op3 D2 t+ m- i& Z/ u5 K) a2 q. h& G& k
.probe I(cl1) I(cl2)
: R D0 m9 \% A.tran 0.01ns 500ns sweep phase_error -100ns 100ns 1ns + p0 P. ]* I6 i! Y0 A; B" T* ^
.maes tran avgI1 avg I(cl1) from=100ns to=100ns
3 z& e2 } b. ]+ B.meas tran avgI2 avg I(cl2) from=100ns to=100ns, k/ ~! d3 Q# p# C; `, u) p
.meas tran cpI param='avgI1-avgI2'
: H7 W/ U- s3 ^8 D p) y
3 Q/ e7 o% ^- j4 t1 F* {" u$ j.end |
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