Hspice 將理想OPA 換成自己想要的

ColbyChiu@FB

從講義找到一份模擬

AC ANALYSIS FOR biquad filter

& U$ L$ f! a' f- [1 c4 j  d2 }0 `4 s.PARAM r1_value=1k

/ A- R: w$ s3 j0 w% I. N+ x*** creat ideal opamp ***
0 m2 [( j4 k6 p0 u2 @.subckt ideal_opa 1 2 3
: w, K1 {6 u6 r$ m' i! _eopamp 3 0 1 2 1E10
.ends ideal_opa

0 B7 c  W4 x: I+ b+ V5 B4 C*** element and source ***
vi in gnd dc=0v ac=1v

; u' i+ e; x3 h; \& Yr1 1 out1 r1_value
* P4 m3 z" f7 H; H+ Y" {7 J3 S8 \5 Mr2 out1 2 1k
r3 1 out3 10k
r4 in 1 1k
r5 out2 3 1k
% ~: }6 T  @3 f. g7 d- br6 3 out3 1k
c1 1 out1 1uf
c2 2 out2 1uf

  U, E  G: w. x# U$ I6 N  o' rr7 4 out4 r1_value
r8 out4 5 1k
r9 4 out6 10k
r10 out2 4 1k
6 y" W( h& q. I: _r11 out5 6 1k
$ W$ g' {* y) Yr12 6 out6 1k
& F2 a+ B& b6 {; q  Vc3 4 out4 1uf
c4 5 out5 1uf

xopa1 1 gnd out1 ideal_opa
$ c+ k4 ^9 `/ B0 Z! Cxopa2 2 gnd out2 ideal_opa
% K/ @' V6 S) h8 D5 Yxopa3 3 gnd out3 ideal_opa
, }# |+ ?: R# Q" N9 M2 {' @xopa4 4 gnd out4 ideal_opa
xopa5 5 gnd out5 ideal_opa
xopa6 6 gnd out6 ideal_opa

*** perform op and ac sweep ***
.AC DEC 100 0.01Hz 100MEGHz SWEEP R1_VALUE POI 1 1K
.PZ V(OUT1) VI
.option print AC VDB(OUT1) VP(OUT1) VDB(OUT2) VP(OUT2)
8 [" ~2 k1 b% r.end

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如何把上面的理想OP換成下面的OPA

AC ANALYSIS FOR CMOS OPA

.PARAM CF_VALUE=0.01PF
% r5 q) I/ c3 Q/ [.PARAM RF_VALUE=20K

***** SOURCE & ELEMENT *****
& E  \, Y% G' ^! u: ?
VIN1 IN1 GND 0V
3 t8 }/ b+ h' X- k# AVIN2 IN2 GND AC=1V
3 e  Q6 m* z2 s& b) d' _/ ~$ A, U9 sVDD 1 GND +5V
( ~. B8 R: J% L- c* Q- fVSS 6 GND -5V
% v8 d/ O$ m+ w" {2 @+ fIREF 2 6 25uA
2 |6 t' e9 @  |+ I# `0 PCF 5 8 CF_VALUE
RF OUT 8 RF_VALUE
M1 4 IN1 3 1 PMOSFET L=8u W=120u
M2 5 IN2 3 1 PMOSFET L=8u W=120u
! g! e/ a  v+ q1 R* R7 ]M3 4 4 6 6 NMOSFET L=10u W=50u
4 \8 ~9 M- V9 y( ^+ IM4 5 4 6 6 NMOSFET L=10u W=50u
& x1 ?$ a# S. S3 R- E* GM5 3 2 1 1 PMOSFET L=10u W=150u
* T* i2 j. l9 E' Y, b8 u3 z4 sM6 OUT 5 6 6 NMOSFET L=10u W=100u
0 y& V& r* @1 J+ uM7 OUT 2 1 1 PMOSFET L=10u W=150u
M8 2 2 1 1 PMOSFET L=10u W=150u
.MODEL NMOSFET NMOS (KP=20u VTO=+1V LAMBDA=0.01)
.MODEL PMOSFET PMOS (KP=10u VTO=-1V LAMBDA=0.01)
麻煩各位幫幫忙了
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