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电路是一个很简单的分压电路加一个运放，如下： j5 O9 m0 N" {
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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： E0 M/ D+ D- x6 |% L* P- B
4 q0 x5 U. D! F! O+ n! r（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 ********! i1 j7 E3 `9 W6 f0 g
** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ]
0 d" H: S& L4 Q, A* N' g, a. ~$ e# e9 ^3 v$ [. w' U, I+ @
**** CIRCUIT DESCRIPTION( W& F& \5 \9 b! I- U
; g% t$ A& Z# |& s& E% w5 f6 B7 \+ M******************************************************************************* i$ R! ]" f/ m* {
* U6 [# g2 c4 Y& e
/ e; L0 H" q; T; R3 n** Creating circuit file "01.cir"
/ |4 m4 Z. M c** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS
$ I* V. Z, S. ^7 o9 L1 H*Libraries:
! X: {% Q5 F& I* Profile Libraries :
{" h% I. H7 |2 w7 S- p* Local Libraries :
/ F1 j7 a' q/ f/ R.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib"
# Z+ L8 [5 ]6 ^- d. w& b.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
4 s2 c# y$ L* x! A* {" G.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib" 2 I; p! l# ]7 F4 b/ R+ x: l; z8 u: x
.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib" 7 e1 O# z, @6 F% h8 T+ h
.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib"
- [" H3 H# b0 c* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
' |8 o7 o" J, c* U" p+ _" Q*Analysis directives: : l, F; x1 v" W+ O; D) a4 V
.AC DEC 10 10Hz 100000000Hz
: I! s9 T7 ]5 ?! X* s.OPTIONS ADVCONV
* r9 v$ A |2 ]/ r+ f.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) 5 b8 f3 {* m* e& m! g
$
5 O3 V# E, j/ pERROR(ORPSIM-16058): Command ignored
" E9 ~5 r& C" N: t; e/ @5 P* y% [.INC "..\SCHEMATIC1.net"
" I+ r3 x; D+ Q5 z4 D. A: \) p' u. L# U* y# Y6 w) @
**** INCLUDING SCHEMATIC1.net ****
" E! Y! x, p' I7 Q* source TEST3
- o9 E: _5 h4 Q5 Y4 A4 K& F* rX_U3 N22677 N22309 VCC VEE N22589 ADA4610
) }: |& r4 B3 y! hC_C9 N22335 N22327 1000p TC=0,0
+ |; X7 ~! [- k# t. KX_M4 VEE N22683 VEE VEE BF998WR/PLP
' H# S' h* a' pR_R15 N22317 N22589 10k TC=0,0 ; M1 Y6 c7 l% V' d7 ^6 N4 a
R_R16 0 N22677 500k TC=0,0
0 w2 k% A% a! c4 g# {" A7 FR_R19 N22309 N22387 500k TC=0,0
P/ X5 ]' }+ s- D: s: c& AR_R20 0 N22309 500k TC=0,0 4 A4 p D" F8 `0 D8 K9 g
R_R18 VEE N22387 500k TC=0,0
4 }" l0 t+ p* X! uR_R13 N22677 N22335 500k TC=0,0 0 W4 ?. @, a! G4 q, _$ J ^ {
R_R14 N22589 N22327 10k TC=0,0
( \0 i* s+ R7 W( H) O: v& ~X_M3 N22683 VCC N22327 N22327 BF998WR/PLP/ R4 Y v' }: B& Y V
R_R17 0 N22317 10k TC=0,0 9 ^# d9 u& o* `: ?0 l! I
V_V7 VCC 0 5Vdc
% j6 d- G$ @4 ?4 ]V_V8 0 VEE 5Vdc6 ^$ U6 x; k; E6 e4 f
C_C10 N22309 N22317 1000p TC=0,0
H8 H7 D8 M+ x; N, _5 l2 k5 O+ aC_C7 0 N35645 91p TC=0,0
% m) X0 K4 r) {2 DV_V2 VCC3 0 5Vdc6 u' e9 G n5 ?) N" Y
C_C1 N35593 N35663 1p TC=0,0 ' u( e) I2 b" Y# l
C_C5 N35645 N35531 1p TC=0,0 " S! I4 l4 }9 Z8 j1 Q( W
C_C2 N35531 N35663 10p TC=0,0 % R8 n: g2 W' x( u: }# m& t0 |
C_C4 N66667 N35531 1p TC=0,0 1 E* W3 k9 }% @* z# ?5 M
V_V1 N35593 0 DC 0Vdc AC 10Vac ( J& A3 W% K2 ^2 H4 y/ }+ A" M
C_C6 0 N35531 1p TC=0,0
8 Z; J& T! R% x. {R_R2 N35593 N66667 680k TC=0,0 + ?2 s( W0 o9 \. g' c- ~5 a7 d: T
R_R6 0 N35531 200k TC=0,0
$ W Z% q9 L6 C, `6 v4 }& f `: V2 ^R_R1 N35663 N35593 91 TC=0,0
8 g# R3 j9 l3 o8 ^R_R5 N35531 N35645 10 TC=0,0 ) c. D4 G7 ]) }* J* y) E" }
V_V3 0 VEE3 5Vdc
5 v0 J2 B: y& S8 H& B) E* YC_C14 N44706 N44772 1p TC=0,0 8 L( e& |. R, D- j% J0 Z
C_C13 N44754 N44702 1p TC=0,0
; n2 S$ f8 v" E% J" A% }9 t SR_R24 N44702 N44754 10 TC=0,0 8 s8 J' a5 L" u* N( l" d5 v/ f
C_C11 N44702 N44772 10p TC=0,0 0 t' j9 K+ K; P6 s' W# s* f
R_R22 0 N44702 100k TC=0,0
, I& b- |: j" |4 q% bV_V10 N44706 0 DC 0Vdc AC 10Vac
# n* Y d8 E5 C) a! c) m' rR_R23 N44772 N44706 91 TC=0,0
* c7 w* E+ M: A3 i0 {+ ^ tC_C15 0 N44702 1p TC=0,0
$ A: I* |1 T9 v3 t+ AC_C16 0 N44754 91p TC=0,0 0 j7 g+ ^1 ^* [$ Q$ D
C_C12 N44706 N44698 1p TC=0,0
. l% _! Q: q, @/ o4 K/ IR_R26 N44698 N44702 220k TC=0,0 # z7 S% P- u7 Q6 U1 R
R_R25 N44706 N44698 680k TC=0,0 " e5 B4 ~% s: J( P* i
C_C17 N44698 N44702 1p TC=0,0
1 o/ M% ~9 N; K& l+ n1 hV_V9 N22335 0 DC 0Vdc AC 1Vac
1 {5 H8 u o9 zX_U8 VCC N22683 N22387 PBR951
+ u. ]6 L3 R uR_R34 0 N64836 100k TC=0,0 2 Y9 A. }3 u1 U0 P/ U/ M# I( g
V_V13 N65556 0 DC 0Vdc AC 10Vac
- t# N8 H& v% }6 X( [/ [C_C25 0 N65078 1p TC=0,0 0 M: u2 O0 k1 ]8 s, c9 z
R_R39 N65606 N65556 90 TC=0,0
2 h- i/ ~2 r; Q9 [R_R28 N64854 N65118 100k TC=0,0 ) B5 h5 [ ^- m: L
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP- b& v% `. M; s
R_R37 N65556 N65078 900k TC=0,0 8 z; W+ e7 c4 @) z7 ]" K
R_R29 0 N64854 100k TC=0,0
4 Y# Q$ l e2 _" [8 ~- yV_V11 VCC4 0 5Vdc. M0 t( a3 z2 J
V_V12 0 VEE4 5Vdc; V% Y& f3 L8 b5 f
C_C22 N65556 N65078 1p TC=0,0 2 [* N- s. V! F" `8 G9 \, T
C_C21 N65078 N65606 10p TC=0,0
8 M) N0 w. S g7 ZR_R33 N64836 N65078 100k TC=0,0
0 J% y4 J& o+ [" X7 T) @4 nR_R30 N64844 N65304 10k TC=0,0
4 A0 M, n# B/ s# A& }C_C23 N65594 N65078 1p TC=0,0 k) N; E8 y, p9 [ e! T
X_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610
" a W* k0 F8 B, z1 G" n, JR_R31 0 N64844 10k TC=0,0
' f8 O: R3 }7 a) e: @X_U11 VCC4 N65382 N65118 PBR951
0 o3 ~9 k7 \6 H& i j8 @C_C19 N64854 N64844 2p TC=0,0
' y1 C) b; o0 s& w; i$ MR_R40 N65078 N65594 10 TC=0,0
, z' [7 W# L* r" nC_C26 0 N65594 91p TC=0,0 7 \0 G5 A! m2 j9 O# e4 p
C_C20 N65078 N65084 2p TC=0,0 - i) o) v. m; G5 E: G
X_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP
7 l% X. r& b4 Z ^: r; @R_R32 N65304 N65084 10k TC=0,0 5 q$ A; j, v; r
R_R38 0 N65078 200k TC=0,0
2 B& H m4 B# uR_R35 N64854 N64844 10000k TC=0,0 + k3 B1 B4 [0 E# s: r. v
R_R36 VEE4 N65118 1k TC=0,0 . T& Q! j( l1 K
C_C24 N65556 N65606 1p TC=0,0
. q: W1 E( ?2 h Z' K+ f9 }R_R41 0 N35593 100 TC=0,0
! K( f- E1 B9 m; f' y; gR_R42 0 N35593 100 TC=0,0 7 Y% i9 N) N6 D7 O) t4 d& p( x
R_R43 N66667 N35531 220k TC=0,0
/ @) [0 ~: W2 E( ^C_C27 N35593 N66667 1p TC=0,0
& Q! w, k7 A! `0 j% ^R_R44 N68082 VCC3 1.1M TC=0,0 , D7 W4 W6 g' `" z& J# n: b
R_R45 N35531 N68082 1.1M TC=0,0 . X R. F1 F; L/ @* d# i9 S8 U& k
X_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045& Q) \! {8 ?5 D8 Z7 V' ^& u0 f. [
.PARAM rx=500k
/ d6 A" V! A6 ?- M**** RESUMING 01.cir ****
2 O9 U" f. D) V.END
1 ?" N3 J7 q: h6 B1 C% g2 j
4 n r/ r* e# _) ^2 F) Y- V**** EXPANSION OF SUBCIRCUIT X_U12 ****2 @, h% U, F/ H& j
X_U12.RCM15 N35531 X_U12.105 10MEG6 P, ?8 S9 l& w
X_U12.RCM25 N71678 X_U12.105 10MEG$ n" U- s4 f; _
X_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1 r" P. H5 G) E' U: K5 O6 d) Y' |
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN
/ R: k. V4 Z/ c+ x( O, w' E" h, v7 }X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN
" X$ }( R; P: u# u; v' I6 Q/ GX_U12.RC1 VCC3 X_U12.5 537.15 T_ABS$ B( F" T# J! T1 o/ Z
------------------------------$ f! k7 a( \ e8 P
ERROR(ORPSIM-16145): unknown parameter( i" p$ w* \; \6 t1 c4 |- v
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发表于 2015-12-19 09:41
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发表于 2015-12-20 21:44
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