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
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% H+ }5 D/ J, w, D.PARAM r1_value=1k

*** creat ideal opamp ***
3 |# A/ a8 [0 W& `* o" f3 y% ^1 W9 R.subckt ideal_opa 1 2 3
& L2 w: p3 S7 s+ teopamp 3 0 1 2 1E10
.ends ideal_opa
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8 D. @7 `: ^. \' |# m2 b0 |7 P*** element and source ***
vi in gnd dc=0v ac=1v

r1 1 out1 r1_value
4 w1 L9 g4 E2 m- e* b7 S1 e) S/ ?! v5 qr2 out1 2 1k
r3 1 out3 10k
r4 in 1 1k
+ x1 W6 w' o2 B8 Fr5 out2 3 1k
r6 3 out3 1k
c1 1 out1 1uf
8 ^! ?) p) D  D% bc2 2 out2 1uf

r7 4 out4 r1_value
r8 out4 5 1k
  Z2 L% k' s7 I& L3 ?! Kr9 4 out6 10k
r10 out2 4 1k
8 q  k, H4 \3 C: j( C# V# _r11 out5 6 1k
r12 6 out6 1k
c3 4 out4 1uf
c4 5 out5 1uf
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xopa1 1 gnd out1 ideal_opa
% B+ i4 F) D) E* t) a1 Z2 vxopa2 2 gnd out2 ideal_opa
: a; A8 h. h8 o5 k) p  W# _xopa3 3 gnd out3 ideal_opa
' [# Y* o% y/ E3 P# ^& D8 ~4 qxopa4 4 gnd out4 ideal_opa
" P: @+ f8 p. I' t/ Txopa5 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
7 B- Z) U. r3 r9 ~5 j8 W) ]! a7 q.PZ V(OUT1) VI
.option print AC VDB(OUT1) VP(OUT1) VDB(OUT2) VP(OUT2)
.end



如何把上面的理想OP換成下面的OPA
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AC ANALYSIS FOR CMOS OPA

.PARAM CF_VALUE=0.01PF
.PARAM RF_VALUE=20K

***** SOURCE & ELEMENT *****

" |8 w9 w7 S$ G" U9 y8 v+ pVIN1 IN1 GND 0V
VIN2 IN2 GND AC=1V
VDD 1 GND +5V
* d; b8 ^6 @. [  d  X" R+ ?VSS 6 GND -5V
' T2 o# w* s1 wIREF 2 6 25uA
CF 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
; e$ z1 i+ k2 qM3 4 4 6 6 NMOSFET L=10u W=50u
M4 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
1 j) [2 l6 X' n  S+ ZM7 OUT 2 1 1 PMOSFET L=10u W=150u
' k- Q7 s; V+ Z2 a2 z. RM8 2 2 1 1 PMOSFET L=10u W=150u
7 A" B- D  f- O3 ]5 C.MODEL NMOSFET NMOS (KP=20u VTO=+1V LAMBDA=0.01)
.MODEL PMOSFET PMOS (KP=10u VTO=-1V LAMBDA=0.01)
: o' C: t/ `- ?# T3 _  C麻煩各位幫幫忙了

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