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电路是一个很简单的分压电路加一个运放,如下:; J4 r& j3 X: b: k' Y8 n# }7 ] i2 V
/ Y3 H: j: u3 s5 \! F1 ^; D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。)
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**** 12/18/15 18:43:33 ***** PSpice 16.6.0 (October 2012) ***** ID# 0 ********2 d( |/ s4 n: U- A. Q/ y0 ?0 r
** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ] / V# J: w) J4 c* P7 i& j9 G4 h5 g
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**** CIRCUIT DESCRIPTION# l1 ] w7 L4 N& p
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******************************************************************************
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1 O4 `+ A: j, v8 x9 x3 x. e** Creating circuit file "01.cir"
) H. F3 l" c1 p* ^/ K/ T" m3 ?# C** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS
3 l" [ h2 }4 p: C*Libraries: ) |& T' T) z: m3 c
* Profile Libraries :
. Z* j- P$ s& Y/ ]; [ b* Local Libraries :
" }8 _2 P& R! n* K& A0 _.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib"
@2 S$ v$ V# E9 r& S& Q+ G9 t; P.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
; u, W: y. w# ^9 G! Q% b, l' L- a; e.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
3 x- f/ o9 ]( J. }# V4 H' n.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib" - r r6 c+ [# y4 H
.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib"
/ h, s+ q$ U, I0 j$ o7 m9 k* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
+ x! r2 D4 J! N*Analysis directives:
) I. _4 [' h5 }$ d# V! k.AC DEC 10 10Hz 100000000Hz2 J# w M; f: y% X$ d" A
.OPTIONS ADVCONV1 F) G: h! c6 t4 R9 _! l: X
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
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, A& H9 i# p5 ^) C9 F- lERROR(ORPSIM-16058): Command ignored
( J% x$ a+ D5 l/ I: P& e7 D. G.INC "..\SCHEMATIC1.net" 5 C9 E- j, l9 x5 j5 P# ]
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**** INCLUDING SCHEMATIC1.net ****5 ^# ^ C: b$ X6 E+ g5 q9 F- Y( p
* source TEST3! s! h0 l1 ?3 n8 M6 L; M1 ^. Y7 G2 F
X_U3 N22677 N22309 VCC VEE N22589 ADA4610
" c2 x, `, i( c4 T5 r- |% dC_C9 N22335 N22327 1000p TC=0,0
; ^- a4 q3 f) G5 H$ _; dX_M4 VEE N22683 VEE VEE BF998WR/PLP {& {5 B# b# {3 l+ `! ~- v
R_R15 N22317 N22589 10k TC=0,0 ! U. X( A& t/ i o# F% {# j$ e; u
R_R16 0 N22677 500k TC=0,0
/ s: i3 `" C) \+ @6 c2 s; K7 R5 FR_R19 N22309 N22387 500k TC=0,0 8 ^7 O& D6 }6 Z' v; _
R_R20 0 N22309 500k TC=0,0 . m: n; t, B' [9 F0 x
R_R18 VEE N22387 500k TC=0,0
6 h E$ l" w$ ^' P8 W" TR_R13 N22677 N22335 500k TC=0,0 $ F. t1 g' a/ ?$ N! g+ I) w
R_R14 N22589 N22327 10k TC=0,0 . Q* V2 f! S/ U5 i) I5 `( w) d
X_M3 N22683 VCC N22327 N22327 BF998WR/PLP2 q! `' m) v- v( |. e. h
R_R17 0 N22317 10k TC=0,0
$ O) u+ A. u' T1 FV_V7 VCC 0 5Vdc0 c2 k m% W( b
V_V8 0 VEE 5Vdc! u% G4 }& q. a, Z5 ?4 _% b
C_C10 N22309 N22317 1000p TC=0,0 6 s) i) k: B& B' M6 j; U
C_C7 0 N35645 91p TC=0,0
) ]7 L+ a2 Z& ZV_V2 VCC3 0 5Vdc2 N& q4 C, R8 `# @1 }9 y+ M- w& ~
C_C1 N35593 N35663 1p TC=0,0 . S3 l# I7 ~; c* |, `9 F
C_C5 N35645 N35531 1p TC=0,0
/ H% G5 k* r% H/ k6 OC_C2 N35531 N35663 10p TC=0,0 1 Q. n- r' m; F; J, b
C_C4 N66667 N35531 1p TC=0,0 8 z+ j$ g: `0 d2 x
V_V1 N35593 0 DC 0Vdc AC 10Vac
; s2 u. l4 {7 j4 [C_C6 0 N35531 1p TC=0,0
' t( J1 u. o6 H) u. e) |" _R_R2 N35593 N66667 680k TC=0,0
. D; k( j/ V9 z$ zR_R6 0 N35531 200k TC=0,0
; |% q- F0 }6 f% v7 H; N! bR_R1 N35663 N35593 91 TC=0,0 & Q9 f# A4 J3 `8 H
R_R5 N35531 N35645 10 TC=0,0
4 }( a2 s, d3 ~4 Z( g9 ]V_V3 0 VEE3 5Vdc6 h( j" e/ D% i0 G
C_C14 N44706 N44772 1p TC=0,0
, H* K( A. y* _3 A) HC_C13 N44754 N44702 1p TC=0,0 . N5 c( D( T: o/ w5 m% x
R_R24 N44702 N44754 10 TC=0,0 7 i5 o: Q K, o) p) F
C_C11 N44702 N44772 10p TC=0,0 ! X. `* J' X V! ` W" [
R_R22 0 N44702 100k TC=0,0
, J Z. A4 D% u6 ]( X& Q0 NV_V10 N44706 0 DC 0Vdc AC 10Vac ! K% l$ o1 q, H0 p! c1 b/ W
R_R23 N44772 N44706 91 TC=0,0 ) m' j9 e, }5 M3 f
C_C15 0 N44702 1p TC=0,0
% T: t+ G) e' P( K4 L$ C0 LC_C16 0 N44754 91p TC=0,0 % L: k' s/ p3 t: |( g# r5 l
C_C12 N44706 N44698 1p TC=0,0
! c5 `& v8 _* z5 d+ }$ F# DR_R26 N44698 N44702 220k TC=0,0
+ k( X$ E, T8 W+ i/ v$ w* n6 }R_R25 N44706 N44698 680k TC=0,0 0 A, |' ]) i2 H1 L" G
C_C17 N44698 N44702 1p TC=0,0
' H8 `! p& b! V6 @* TV_V9 N22335 0 DC 0Vdc AC 1Vac $ U& C- r8 C$ D5 r# M N a
X_U8 VCC N22683 N22387 PBR951
& ~3 Q+ ]0 B2 U" a& {R_R34 0 N64836 100k TC=0,0 ; h# [6 ]' G2 `0 j( W6 e
V_V13 N65556 0 DC 0Vdc AC 10Vac 1 F" m; [. J# U6 u, }5 o) e: k' k
C_C25 0 N65078 1p TC=0,0 4 G* r A; ]0 n5 q, o. s: r
R_R39 N65606 N65556 90 TC=0,0 2 W$ Y1 W3 {1 Q. h
R_R28 N64854 N65118 100k TC=0,0
1 r, d6 E7 M7 h6 s- j d( DX_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
: m4 t) D& P/ b: ?2 aR_R37 N65556 N65078 900k TC=0,0
' D( u) D. r& T% y$ P. s; R1 [R_R29 0 N64854 100k TC=0,0
* Y5 P/ F2 N* |; C/ s3 qV_V11 VCC4 0 5Vdc8 O: s/ }! z, G( K8 \: H: E6 _
V_V12 0 VEE4 5Vdc
' {4 w( c* G+ B8 `& d5 KC_C22 N65556 N65078 1p TC=0,0 ( x# L/ G4 Y) T
C_C21 N65078 N65606 10p TC=0,0
, R* H0 U" Z& d2 z# RR_R33 N64836 N65078 100k TC=0,0 9 x0 e0 f: \0 i0 @" }& Z
R_R30 N64844 N65304 10k TC=0,0
- {. [, ]" R2 M8 H; AC_C23 N65594 N65078 1p TC=0,0
8 c/ E4 i: h! d5 i5 T; r8 s: y7 JX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610
# Q$ P0 R: f# Y* K/ S6 V2 f. BR_R31 0 N64844 10k TC=0,0 6 Z1 K+ G& ~, e$ x- ^6 _' m2 E
X_U11 VCC4 N65382 N65118 PBR951
6 h/ p2 h, [9 Y GC_C19 N64854 N64844 2p TC=0,0 ! \5 M$ {' y8 c- N; k
R_R40 N65078 N65594 10 TC=0,0 ' ^* ^) j& w1 l* X0 m3 [
C_C26 0 N65594 91p TC=0,0
$ Y0 o& w' R7 Q0 V4 z5 ^C_C20 N65078 N65084 2p TC=0,0
. X! b% e6 G- S) k& rX_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP
( i2 `# x9 g ]' }4 z. uR_R32 N65304 N65084 10k TC=0,0 & O$ u( H' K' U4 |
R_R38 0 N65078 200k TC=0,0 ( T$ U$ \5 L4 v# p- V5 a5 R
R_R35 N64854 N64844 10000k TC=0,0
6 `. a3 M7 a, `9 X+ [# ]R_R36 VEE4 N65118 1k TC=0,0 8 w) N, n- g1 l2 L- C7 q
C_C24 N65556 N65606 1p TC=0,0 6 M1 X$ X) T! w: T/ u# y
R_R41 0 N35593 100 TC=0,0 / `) l, i9 \0 R2 `
R_R42 0 N35593 100 TC=0,0 ( a7 ~ D) @/ h8 D9 J
R_R43 N66667 N35531 220k TC=0,0 4 P; {8 U7 S* Q! r2 T' R
C_C27 N35593 N66667 1p TC=0,0
. n$ {& v y8 M! AR_R44 N68082 VCC3 1.1M TC=0,0 % \) \! s4 O' P* @
R_R45 N35531 N68082 1.1M TC=0,0 + h' `% b6 t- V' w; e
X_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045
& J9 E1 H# `: R: S* `.PARAM rx=500k
: ~# u/ L$ t. G' W/ h**** RESUMING 01.cir ****
7 J$ x+ K& F" @4 X; ^, T! l* X.END
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**** EXPANSION OF SUBCIRCUIT X_U12 ****5 Z, g0 p' e6 Q# d% f0 h o
X_U12.RCM15 N35531 X_U12.105 10MEG
5 ^7 t+ Q+ r* G; \& l! S. i" d( AX_U12.RCM25 N71678 X_U12.105 10MEG
) }% f2 e$ T. T! p- eX_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1
! g6 q3 k$ F) K D+ MX_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN
0 s: {3 j/ I& lX_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN8 B2 r. @; \. y! e5 h# f- _
X_U12.RC1 VCC3 X_U12.5 537.15 T_ABS- B) R3 n( Z& y% X& ?
------------------------------$
% P8 z- t( f3 ~2 [1 CERROR(ORPSIM-16145): unknown parameter; }# A; r @: G; Y4 l: s0 |
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