Hspice 將理想OPA 換成自己想要的

ColbyChiu@FB

從講義找到一份模擬
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AC ANALYSIS FOR biquad filter

: M* T0 z9 S" Y.PARAM r1_value=1k

3 Q7 y3 X. o) t& U3 ]' ]* C' N*** creat ideal opamp ***
4 l2 @2 h! a8 C+ ?/ A, t# _' C6 Q.subckt ideal_opa 1 2 3
eopamp 3 0 1 2 1E10
$ k* h6 z, M2 G/ F.ends ideal_opa
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: D4 n) D+ a2 y3 s+ c*** element and source ***
) c7 E4 {  \8 ~! i! m* x/ o" Evi in gnd dc=0v ac=1v

/ b+ `! ?3 B! Z4 I3 K& Ir1 1 out1 r1_value
r2 out1 2 1k
, u3 P/ p5 J; L3 O0 @/ @- x0 fr3 1 out3 10k
3 m" b- B% `! y- D: ~) G! zr4 in 1 1k
# r, R3 ~- @& }3 i( zr5 out2 3 1k
4 f+ J) d8 i% a  D9 or6 3 out3 1k
, l+ G1 [. n6 |5 E5 b* Z% Sc1 1 out1 1uf
4 I- C! F1 \" mc2 2 out2 1uf

r7 4 out4 r1_value
r8 out4 5 1k
, v( u+ Q2 r6 u. u" ~r9 4 out6 10k
r10 out2 4 1k
r11 out5 6 1k
r12 6 out6 1k
c3 4 out4 1uf
& Y" J0 G# a# b  L7 |% }' T8 Ec4 5 out5 1uf
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xopa1 1 gnd out1 ideal_opa
. h4 T% E+ J+ G/ e8 A) txopa2 2 gnd out2 ideal_opa
xopa3 3 gnd out3 ideal_opa
xopa4 4 gnd out4 ideal_opa
xopa5 5 gnd out5 ideal_opa
xopa6 6 gnd out6 ideal_opa

! v) K' }4 ^. n/ i*** perform op and ac sweep ***
& D- Y* |' G" d* [0 A4 B. {6 x! g.AC DEC 100 0.01Hz 100MEGHz SWEEP R1_VALUE POI 1 1K
5 w' S4 J) C# \1 @  |.PZ V(OUT1) VI
/ ^: D+ |  H) c, w; ^% ].option print AC VDB(OUT1) VP(OUT1) VDB(OUT2) VP(OUT2)
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& T! D( A* ]3 K2 d, V$ j1 s7 h0 d5 y% H如何把上面的理想OP換成下面的OPA

AC ANALYSIS FOR CMOS OPA

3 T3 E" q! n+ O+ C! d: ?.PARAM CF_VALUE=0.01PF
7 O; X3 H9 P1 R9 G% y.PARAM RF_VALUE=20K
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* o$ z. s7 D. z! t* O***** SOURCE & ELEMENT *****

2 k0 X8 H9 L- ]0 t+ DVIN1 IN1 GND 0V
VIN2 IN2 GND AC=1V
VDD 1 GND +5V
VSS 6 GND -5V
IREF 2 6 25uA
CF 5 8 CF_VALUE
4 z; F. T9 F  K! q2 ]4 O, h. gRF OUT 8 RF_VALUE
. s6 M6 {5 I  p8 j  GM1 4 IN1 3 1 PMOSFET L=8u W=120u
M2 5 IN2 3 1 PMOSFET L=8u W=120u
M3 4 4 6 6 NMOSFET L=10u W=50u
4 y; M5 z" f3 \1 p' t% AM4 5 4 6 6 NMOSFET L=10u W=50u
M5 3 2 1 1 PMOSFET L=10u W=150u
M6 OUT 5 6 6 NMOSFET L=10u W=100u
M7 OUT 2 1 1 PMOSFET L=10u W=150u
2 R9 q+ N; Q! P3 ?1 Z& GM8 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)
6 U7 r' j0 `: \6 }. Z# d& E麻煩各位幫幫忙了

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