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电路是一个很简单的分压电路加一个运放，如下：
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u8 ~7 f+ S/ I' A4 c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：- F& ]; \8 y# F: Z2 N5 c) \
2 h3 E# w& m( H9 q9 u2 }; i M（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。）
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**** 12/18/15 18:43:33 ***** PSpice 16.6.0 (October 2012) ***** ID# 0 ********$ h4 E' V1 c# q: X. @8 g
** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ] . i. C& M% r. v, O7 Y
2 N/ f) P- t1 Q4 L2 H3 V **** CIRCUIT DESCRIPTION
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) ?! P/ m2 A. O6 |******************************************************************************
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: M% |- j, Q2 A% P3 ~3 ^3 @" I** Creating circuit file "01.cir"
) d+ j; m/ S" y* _# f8 M& ^** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS, M- \; [% N3 k' F# S
*Libraries: 2 r0 R. O6 ^7 X8 U/ q8 u! B
* Profile Libraries :4 n, J' V) `! L2 d& A: B
* Local Libraries :2 L- f4 W5 C/ c2 V) B" M
.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib"
1 R% a. \2 r/ B- D5 x.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
& M, [' i$ M6 s5 B0 b" A$ J.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
6 t. ~1 |+ V+ ]' h.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib" " y2 P. D6 b) L6 Z! G# L9 V0 l
.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib" " h/ m' J* a1 \' G0 \( `
* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
$ a8 @, R# k& D* A*Analysis directives: 8 T# x4 J( [% c
.AC DEC 10 10Hz 100000000Hz# p$ I% u3 t E- \' R, g
.OPTIONS ADVCONV
7 \. N( T0 y& y9 M4 T.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
$ d" q( m# h5 o' b; r: P$
( N3 X9 T6 s! R& x2 N& mERROR(ORPSIM-16058): Command ignored
0 }( e% u; \) ?; M) o.INC "..\SCHEMATIC1.net"
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**** INCLUDING SCHEMATIC1.net ***** E" G1 J: F3 @
* source TEST35 i/ K) K" S+ ~' _9 Q# ^
X_U3 N22677 N22309 VCC VEE N22589 ADA4610 * i) j$ Q! L* ?4 i* h6 Z5 d
C_C9 N22335 N22327 1000p TC=0,0 " g8 p: {, ]+ B# K1 c
X_M4 VEE N22683 VEE VEE BF998WR/PLP" d7 k) [5 @: E, [
R_R15 N22317 N22589 10k TC=0,0
1 d- t. y$ b% xR_R16 0 N22677 500k TC=0,0
0 `# z# `8 Q/ H: N1 bR_R19 N22309 N22387 500k TC=0,0 9 \. F/ F- y( Q: A' U$ @" {$ U
R_R20 0 N22309 500k TC=0,0 : ~4 z9 u+ p4 m; J! X7 n- w S
R_R18 VEE N22387 500k TC=0,0 ! g* S& k9 }# n6 d- ]
R_R13 N22677 N22335 500k TC=0,0 8 X: w& H( i" [) B) |0 \7 `. S; L: {
R_R14 N22589 N22327 10k TC=0,0
! O H: ?4 _6 G0 }5 V6 BX_M3 N22683 VCC N22327 N22327 BF998WR/PLP
% m- h$ B/ {. [' b' P# D! F3 yR_R17 0 N22317 10k TC=0,0
3 ?/ I8 ~' I# V/ S5 _5 M' UV_V7 VCC 0 5Vdc
* g; i9 I7 U- c6 J. g+ @( bV_V8 0 VEE 5Vdc/ O/ H7 G3 M/ ^% s2 U; q
C_C10 N22309 N22317 1000p TC=0,0
$ e0 a1 d S$ e# ?, t$ _1 ]3 R' g% zC_C7 0 N35645 91p TC=0,0 ) |9 ?7 L8 A8 {, _+ u2 L; H; q$ G
V_V2 VCC3 0 5Vdc5 L$ c. U- [' Z. B8 P& L! h4 O
C_C1 N35593 N35663 1p TC=0,0
" U; c' Q$ |7 Q5 h9 uC_C5 N35645 N35531 1p TC=0,0
: Q. P6 F2 ^: P' N9 B# wC_C2 N35531 N35663 10p TC=0,0
( i/ P- x% @! x# j7 [5 [$ QC_C4 N66667 N35531 1p TC=0,0
c+ a$ I/ G6 W( {; _7 `9 {, f( mV_V1 N35593 0 DC 0Vdc AC 10Vac ; l" E& J! ~# C: \8 C' O- d
C_C6 0 N35531 1p TC=0,0
& }* x3 z' ^# M5 DR_R2 N35593 N66667 680k TC=0,0
) j1 r% ]6 C9 l. {' \" i& p# sR_R6 0 N35531 200k TC=0,0 $ w$ W: e5 H+ ]- t" g$ H2 k
R_R1 N35663 N35593 91 TC=0,0
1 p1 |% S' y' Q0 d) P( k0 O) d# vR_R5 N35531 N35645 10 TC=0,0
7 n) L _3 j) n: Z# }V_V3 0 VEE3 5Vdc9 ^7 u9 i, Q, m" `; O6 v
C_C14 N44706 N44772 1p TC=0,0 4 e4 R3 g8 m; ?- |* U- \- f% u
C_C13 N44754 N44702 1p TC=0,0 , I* u, u8 d2 f% O$ }" X8 c
R_R24 N44702 N44754 10 TC=0,0
& s6 M: `* L, {5 bC_C11 N44702 N44772 10p TC=0,0
3 q5 A$ Z6 q9 U+ wR_R22 0 N44702 100k TC=0,0 4 m. {# q1 s1 {5 o, l( }+ d
V_V10 N44706 0 DC 0Vdc AC 10Vac & [9 @! _$ v2 J2 `! _
R_R23 N44772 N44706 91 TC=0,0 / K5 c F& u! m' u
C_C15 0 N44702 1p TC=0,0
( {8 K$ k* }4 @ f$ E. E6 WC_C16 0 N44754 91p TC=0,0 , v5 ~) Q5 X% g0 U
C_C12 N44706 N44698 1p TC=0,0
& C( R; v2 K% o8 ]: ?R_R26 N44698 N44702 220k TC=0,0 ! v- s6 Q" M. ?) B
R_R25 N44706 N44698 680k TC=0,0
) O$ K6 B+ w- K$ B" x* aC_C17 N44698 N44702 1p TC=0,0 + t! j' \ C! ]& \. B0 ?5 B
V_V9 N22335 0 DC 0Vdc AC 1Vac ' V6 ~4 i- c" h
X_U8 VCC N22683 N22387 PBR951; _+ w. j' Q! |& w$ o
R_R34 0 N64836 100k TC=0,0 0 o) p+ L: w5 ^2 j, G6 A* f7 F
V_V13 N65556 0 DC 0Vdc AC 10Vac , d* c# [. @- x4 b
C_C25 0 N65078 1p TC=0,0 1 X7 \5 E! ~0 }3 o, u; x3 g
R_R39 N65606 N65556 90 TC=0,0 7 ]& c6 A' S2 C" E! r8 f7 {/ t, p
R_R28 N64854 N65118 100k TC=0,0 4 `9 G2 T7 Z3 g' M
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
5 o. r9 L2 K) JR_R37 N65556 N65078 900k TC=0,0 7 B, [. Z' k' K f
R_R29 0 N64854 100k TC=0,0
( u# d% F* K. D' nV_V11 VCC4 0 5Vdc T( N$ r# b# n8 l
V_V12 0 VEE4 5Vdc
( I8 j9 _' @+ e9 KC_C22 N65556 N65078 1p TC=0,0
1 J$ F, f% Z0 ~! `' n; }) [( TC_C21 N65078 N65606 10p TC=0,0 : H6 i$ R5 G& H
R_R33 N64836 N65078 100k TC=0,0 % N" L& i4 l: ^8 x c0 f
R_R30 N64844 N65304 10k TC=0,0 " |* W& d! }5 R8 ]! h
C_C23 N65594 N65078 1p TC=0,0
9 S: M9 C S* u/ vX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610 I7 W+ @* |) q @. d7 {" Z
R_R31 0 N64844 10k TC=0,0 # l( d0 Z. l2 j. M% z- B
X_U11 VCC4 N65382 N65118 PBR951# q2 H* A: M' m# Q, f
C_C19 N64854 N64844 2p TC=0,0 - `* v2 J! r8 }. i( N0 W, E$ g4 |
R_R40 N65078 N65594 10 TC=0,0
+ n2 j1 p, A, w1 z3 hC_C26 0 N65594 91p TC=0,0 0 m" C, D+ W8 G1 `+ C
C_C20 N65078 N65084 2p TC=0,0 4 q& O6 |: V% T) b& n+ G# |2 w) a5 B8 a
X_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP
1 F+ W! ^3 W7 y) \1 I4 e& PR_R32 N65304 N65084 10k TC=0,0
. R* o" o- D& ?6 WR_R38 0 N65078 200k TC=0,0 2 x+ v9 ?0 c+ z
R_R35 N64854 N64844 10000k TC=0,0
% d7 M* L) W- |/ dR_R36 VEE4 N65118 1k TC=0,0
7 X/ o1 A2 ]( E0 p. X* lC_C24 N65556 N65606 1p TC=0,0 ' [5 Z5 B( ?. X) N
R_R41 0 N35593 100 TC=0,0
5 G$ P" `8 y* X+ C1 U4 E( UR_R42 0 N35593 100 TC=0,0 . f8 J- P3 p7 o8 z0 y
R_R43 N66667 N35531 220k TC=0,0
2 Q% w! I( J0 H) G: p$ X- v. PC_C27 N35593 N66667 1p TC=0,0 ' [3 W+ p5 v; g+ ?
R_R44 N68082 VCC3 1.1M TC=0,0
0 s/ Y5 l; s- o# O# p7 rR_R45 N35531 N68082 1.1M TC=0,0
W' v1 L: n) O( b& kX_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045, A8 a; ]7 B3 a0 |" y
.PARAM rx=500k. [: S; h( [# M8 X! u
**** RESUMING 01.cir ****
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**** EXPANSION OF SUBCIRCUIT X_U12 ****
! Y& T4 T/ C7 g. ?8 VX_U12.RCM15 N35531 X_U12.105 10MEG
9 v% X; T% ^0 tX_U12.RCM25 N71678 X_U12.105 10MEG
2 g$ X/ r. P& o. H; d/ U1 Z+ OX_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1
7 d. P5 [8 u; _# g3 q# UX_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN
1 W1 C( \2 ?* E5 F& [X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN
9 K9 c& v& ?: R# d$ }" Y8 iX_U12.RC1 VCC3 X_U12.5 537.15 T_ABS! S0 V; l5 ~7 F0 }6 z
------------------------------$
5 U; ~2 w0 ~# mERROR(ORPSIM-16145): unknown parameter
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发表于 2015-12-18 19:44
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