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电路是一个很简单的分压电路加一个运放，如下：. Q& D' W% W- l% a2 R
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运放选用的是ad8045，从网上下载的spice model文件，然后点击仿真，想要得到输出信号的频响曲线，因此仿真用的是交流扫频，没想到仿真结果如下：
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（在下初学cadence，这个仿真问题确实弄了好几天没有找到解决方法，求大神帮忙解答，感激涕零。）
* N9 Z7 m' k$ h \1 c! n+ |' s ?( J' K* a- K
**** 12/18/15 18:43:33 ***** PSpice 16.6.0 (October 2012) ***** ID# 0 ********4 W; C) L- ~4 `: L5 r6 {' y7 M
** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ]
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**** CIRCUIT DESCRIPTION$ A) o' n: _/ v' C; D" L
% p( @/ @! S0 X5 B c1 m4 k******************************************************************************! u& T+ A, Q b: A/ E- |) g
0 ]* A3 O8 W0 j! o* D! G
8 O. g7 G4 O6 u0 a
** Creating circuit file "01.cir" 0 @1 \1 N/ e A/ j
** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS& @- a2 w! |# p6 R
*Libraries: 3 J7 j5 E+ |4 a8 G1 b
* Profile Libraries :
1 R/ A" M- \ I [* |0 y& b* Local Libraries :" Y) S+ T* S7 m" @6 g* {8 r; X
.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib" # [1 _/ m9 J# q. M4 U/ h+ O1 a
.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
7 j/ f" e5 p/ R) z. v.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
/ h, K. H- j( A ^.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib"
0 H( H, @! H6 i1 o, q.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib"
, M- ^8 N1 K' C* L U% b1 }) R* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:$ z+ h2 b! F9 f) _1 \' J0 h
*Analysis directives: 1 r; ?: f- w6 `5 n% e2 X8 v
.AC DEC 10 10Hz 100000000Hz1 Y' o3 c& J$ D; Y9 @0 q3 g
.OPTIONS ADVCONV& G( ]5 C8 v( S" D, S; `: M
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
# {% ^1 j: E1 ~$' X# i- s" X1 [' k2 p4 [9 q
ERROR(ORPSIM-16058): Command ignored
0 U/ P8 t7 \5 o, Q. y0 p- Z.INC "..\SCHEMATIC1.net"
' o5 c+ ]7 [1 F. Q; r D
- Q+ b" W' Q c# b4 s& q: H" S**** INCLUDING SCHEMATIC1.net ****: Z# C$ k3 n0 F: S
* source TEST3) p4 O! L1 E! @- w7 S) l; e1 z: v
X_U3 N22677 N22309 VCC VEE N22589 ADA4610
' A1 Z& x6 R- nC_C9 N22335 N22327 1000p TC=0,0 : p Y; S0 ]$ x: D! w! ~% G
X_M4 VEE N22683 VEE VEE BF998WR/PLP
* f9 U5 y/ T9 k9 E$ IR_R15 N22317 N22589 10k TC=0,0
8 n2 h; B% Y( R7 a& F; OR_R16 0 N22677 500k TC=0,0
0 V3 f: n1 {+ c3 AR_R19 N22309 N22387 500k TC=0,0
6 }# s) a" J; o2 XR_R20 0 N22309 500k TC=0,0
2 L* g4 a* \' _4 V6 b$ D/ mR_R18 VEE N22387 500k TC=0,0
9 m( _6 L5 `& sR_R13 N22677 N22335 500k TC=0,0 ( H+ m3 |, ]; |- _# k0 w+ i& P
R_R14 N22589 N22327 10k TC=0,0 ) v. n3 j; H* J, u) d N
X_M3 N22683 VCC N22327 N22327 BF998WR/PLP
9 c& v, H# }( [. J% C- g& CR_R17 0 N22317 10k TC=0,0
' N7 W7 W5 l+ j/ S$ tV_V7 VCC 0 5Vdc
! L, _( g5 d2 v7 b& nV_V8 0 VEE 5Vdc- r2 G# b. r @ @2 |, o/ B
C_C10 N22309 N22317 1000p TC=0,0
1 P3 F# l& P9 v QC_C7 0 N35645 91p TC=0,0 0 i. Z% ~+ c& D; h) _. i" K+ J
V_V2 VCC3 0 5Vdc0 ^( K4 u& o. x" P, D
C_C1 N35593 N35663 1p TC=0,0
* N! h+ g) }$ C) BC_C5 N35645 N35531 1p TC=0,0 3 F# G/ B T" `: t3 [! O
C_C2 N35531 N35663 10p TC=0,0 , m2 b4 u. ?, ~6 {
C_C4 N66667 N35531 1p TC=0,0 ) [3 ?! ]/ b7 ~) u
V_V1 N35593 0 DC 0Vdc AC 10Vac # O! R, ~3 |+ P
C_C6 0 N35531 1p TC=0,0
' l1 S9 \- r! n+ B! |& b" M) E: i2 D( NR_R2 N35593 N66667 680k TC=0,0
& y; [ G& M8 p! i' fR_R6 0 N35531 200k TC=0,0
$ G! Q6 S+ H, Q+ N4 ]( W6 ER_R1 N35663 N35593 91 TC=0,0
8 V/ k1 o, Z2 u% P: Y& fR_R5 N35531 N35645 10 TC=0,0
$ y2 P2 O8 K; S2 ]9 e1 ]; k cV_V3 0 VEE3 5Vdc) q2 O1 h- P5 C+ p+ f1 X
C_C14 N44706 N44772 1p TC=0,0 + q5 [/ {6 |! n! n" r
C_C13 N44754 N44702 1p TC=0,0 ' b# x8 E) |* M7 S( @4 l+ o
R_R24 N44702 N44754 10 TC=0,0 & Q0 g, Q6 F& ?
C_C11 N44702 N44772 10p TC=0,0 # A& o( m$ W R3 s
R_R22 0 N44702 100k TC=0,0
+ `- j8 E7 ]# {/ F5 [- rV_V10 N44706 0 DC 0Vdc AC 10Vac # ~5 S b* O- g2 w
R_R23 N44772 N44706 91 TC=0,0 ( i/ h/ G4 C! A$ D2 y: `1 b2 ]) l: q
C_C15 0 N44702 1p TC=0,0 4 w9 N8 `8 |( s* I1 ]+ o$ s4 W7 }
C_C16 0 N44754 91p TC=0,0
; z6 a3 [6 j5 U) N) AC_C12 N44706 N44698 1p TC=0,0
( {: y$ e. m' s3 QR_R26 N44698 N44702 220k TC=0,0 # v! U0 U8 Z( l2 r
R_R25 N44706 N44698 680k TC=0,0
: b6 w; x# g' W! hC_C17 N44698 N44702 1p TC=0,0
- Q5 s% J7 u2 x# i6 [+ m5 ]$ wV_V9 N22335 0 DC 0Vdc AC 1Vac ( y8 G! Y% x- A# P& G; x# D, O
X_U8 VCC N22683 N22387 PBR951
% A% l3 x* m2 i2 Z+ hR_R34 0 N64836 100k TC=0,0
9 O* \: l* A3 r8 b( [: KV_V13 N65556 0 DC 0Vdc AC 10Vac
" r" w5 `2 o3 F: v& p6 lC_C25 0 N65078 1p TC=0,0
9 _3 ~8 [' g+ `& ]R_R39 N65606 N65556 90 TC=0,0 9 {7 P+ l1 F! P9 {3 E8 b
R_R28 N64854 N65118 100k TC=0,0 - D( I. w% E& u3 }
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
5 H7 Y6 K& S- l. rR_R37 N65556 N65078 900k TC=0,0 5 M" V: L. w: V2 z
R_R29 0 N64854 100k TC=0,0 n# T. e- t3 x
V_V11 VCC4 0 5Vdc
0 S0 c' O, _; {% P3 e5 A" BV_V12 0 VEE4 5Vdc
' P. m* F4 r9 g5 C* `C_C22 N65556 N65078 1p TC=0,0 2 t2 Y U) }( s: A/ L4 S& n: g
C_C21 N65078 N65606 10p TC=0,0 : V3 D) z! v2 T9 {
R_R33 N64836 N65078 100k TC=0,0
+ r0 o/ ]" p; Q" v. ~0 h! {R_R30 N64844 N65304 10k TC=0,0
/ `! @) B* h: M- }: |) xC_C23 N65594 N65078 1p TC=0,0
% o) a+ E$ H8 J0 FX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610
/ t) V; O+ K' @R_R31 0 N64844 10k TC=0,0 , |- q! t9 ^1 \& _8 [7 b6 U5 ?
X_U11 VCC4 N65382 N65118 PBR951
$ ^1 X- i m3 Q. [C_C19 N64854 N64844 2p TC=0,0 " A5 U4 c6 e1 k; [
R_R40 N65078 N65594 10 TC=0,0
0 V/ b6 o1 ]2 x6 G( MC_C26 0 N65594 91p TC=0,0 9 W) H* t4 S; e# p" G9 K
C_C20 N65078 N65084 2p TC=0,0
- i0 I1 f9 B8 H# @4 i4 Z8 ?1 ~X_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP: a$ \$ |2 F) u* S* s4 h
R_R32 N65304 N65084 10k TC=0,0 6 t. k' K: Z5 Z! N' R) F
R_R38 0 N65078 200k TC=0,0
8 g' ^: Y( U# C% q# ?$ Z; M: zR_R35 N64854 N64844 10000k TC=0,0 * p2 S s; e) z( L5 N" m
R_R36 VEE4 N65118 1k TC=0,0
l2 ?: x3 ~. m: i# ~C_C24 N65556 N65606 1p TC=0,0 ) H, w8 S, g# h% s4 }1 E
R_R41 0 N35593 100 TC=0,0
$ P z V" i j/ K( wR_R42 0 N35593 100 TC=0,0
. h) O: n( A- U* |( w- P( J" X' |R_R43 N66667 N35531 220k TC=0,0 & c& F( F$ N' w$ ? ?
C_C27 N35593 N66667 1p TC=0,0 " V( d* R0 F5 L: k/ d6 Q
R_R44 N68082 VCC3 1.1M TC=0,0 9 @+ i7 C! c' e0 S; N7 J! I2 R B
R_R45 N35531 N68082 1.1M TC=0,0 0 Y' r4 r& Z4 G6 D7 d4 r) s5 f
X_U12 N35531 N71678 N71678 VCC3 VEE3 AD80453 f; B- i# a. ]
.PARAM rx=500k7 }; }. D! t+ S+ T
**** RESUMING 01.cir ****
' N# @6 t4 H" n `6 }, ]9 A.END
) N$ X1 U* |) Q! a: F& A- h6 w& ^7 O+ t: _( S f
**** EXPANSION OF SUBCIRCUIT X_U12 ****
* T1 P* S9 x H9 wX_U12.RCM15 N35531 X_U12.105 10MEG
% T* b$ a* w" Y) j5 GX_U12.RCM25 N71678 X_U12.105 10MEG
7 c, N" P& d$ e8 T# b) @5 L9 xX_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1" W% B" _% o0 k9 D {7 M' }7 B
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN
3 |# E( ]) G$ qX_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN y+ O) v; }! A9 U
X_U12.RC1 VCC3 X_U12.5 537.15 T_ABS0 p) g, ?) l5 X/ T
------------------------------$+ E4 e# U% l& g; L/ g; a# t z% s' ]
ERROR(ORPSIM-16145): unknown parameter: q/ m0 X r" G8 g1 F6 v0 {
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发表于 2015-12-18 19:44
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