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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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; u3 U# S1 V) Y9 J9 A, a0 [4 x! @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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8 I r1 o# l h9 J& k E（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。）2 V# h8 T, H! f( E+ r) t
R6 ?8 z0 L: Q* h+ m$ G% p**** 12/18/15 18:43:33 ***** Pspice 16.6.0 (October 2012) ***** ID# 0 ********5 p$ }/ O+ X' ^0 M1 f1 {
** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ]
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**** CIRCUIT DESCRIPTION
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1 l% g4 }# i4 o******************************************************************************7 U* E" w8 n! `1 l* L5 b
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** Creating circuit file "01.cir" 3 f* }5 c. ~, F8 V* n8 x- ]3 _
** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS* u6 Z2 k. G! G& j, o
*Libraries: 5 \( @4 K( s% G/ f3 L
* Profile Libraries :4 u: H9 v7 w+ ^: S) {
* Local Libraries :
1 D3 ^/ x6 u) N.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib"
; T4 y* a4 f' b& y.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib" ( \ `: x9 E2 G+ {
.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
0 w d: A g' ]# D; j& x.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib"
5 G" z: z( j5 H E.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib" 8 ]1 J3 \/ E0 k/ n' T) F0 J2 Y: X
* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\orcad_PSpice/16.6.0/PSpice.ini file:
/ n5 |( S9 x6 f- A9 L*Analysis directives:
/ b4 Z) ~9 K: a# C. A- y) J c) t; O1 P/ e.AC DEC 10 10Hz 100000000Hz5 K2 \) \4 o9 m' d/ {5 H7 Q7 U
.OPTIONS ADVCONV% f# [7 @- I3 x, F& ]
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) $ U/ S+ D- A% Q" f
$
, A$ }/ o) `, |4 ^) Y" h6 e( ^ERROR(ORPSIM-16058): Command ignored
3 y$ T- Q/ `: }% c2 j# i- d.INC "..\SCHEMATIC1.net"
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**** INCLUDING SCHEMATIC1.net ****
9 B3 [- w& V" \/ w- }7 g: |* source TEST3
( X7 i5 |( h/ Y) `X_U3 N22677 N22309 VCC VEE N22589 ADA4610
) y" E% C3 l3 D) ~' q: e. K1 a3 zC_C9 N22335 N22327 1000p TC=0,0 # X( }+ l% n3 z8 r' Z. O- i
X_M4 VEE N22683 VEE VEE BF998WR/PLP
6 {- K/ N1 `! ~3 cR_R15 N22317 N22589 10k TC=0,0
! x) \# E9 V* V2 U- {' a) NR_R16 0 N22677 500k TC=0,0 / R* ^) L; ^6 W+ E- f7 h. ]' z
R_R19 N22309 N22387 500k TC=0,0 ; J; t2 O, r4 f. I/ T1 W
R_R20 0 N22309 500k TC=0,0 $ I1 f: \, V2 A( J, {3 Q: `
R_R18 VEE N22387 500k TC=0,0 S0 ^; Z3 D" V1 F( y! x9 \/ @" O
R_R13 N22677 N22335 500k TC=0,0 % y) v; s' d. l; T- b* C
R_R14 N22589 N22327 10k TC=0,0 # C. e. f g6 x ~- M9 X# x
X_M3 N22683 VCC N22327 N22327 BF998WR/PLP; J' N8 a% @# x8 \4 h1 U# p
R_R17 0 N22317 10k TC=0,0 & C" g0 f1 L1 A* f8 g
V_V7 VCC 0 5Vdc7 r1 i( q- m0 O4 a, |' l- U
V_V8 0 VEE 5Vdc
0 I. h9 ]$ Y' k7 n: Y1 n1 D. mC_C10 N22309 N22317 1000p TC=0,0 - t; m( U5 s! `( R1 ]( C: j
C_C7 0 N35645 91p TC=0,0 & u2 H, F8 _7 B" R: t4 d
V_V2 VCC3 0 5Vdc
' K; U! M9 Z2 G/ sC_C1 N35593 N35663 1p TC=0,0
. D3 g4 T; G! }/ kC_C5 N35645 N35531 1p TC=0,0 2 U" E! b3 h; d: q. V
C_C2 N35531 N35663 10p TC=0,0 1 o1 ]- e+ ?# T9 U
C_C4 N66667 N35531 1p TC=0,0 1 O3 M- \5 ~6 R6 z. J& `" E- f
V_V1 N35593 0 DC 0Vdc AC 10Vac 7 d* p% q1 a* W4 Q! T: q' D
C_C6 0 N35531 1p TC=0,0 * `4 n8 Q8 u7 e: N5 X. h
R_R2 N35593 N66667 680k TC=0,0 0 l# |5 ^: r' X( Y, z% O( |' ^8 w
R_R6 0 N35531 200k TC=0,0
$ c2 U5 V) `5 bR_R1 N35663 N35593 91 TC=0,0 # n. S, H. i- I! q! F$ b
R_R5 N35531 N35645 10 TC=0,0
+ ^+ E% r2 G+ t; @( BV_V3 0 VEE3 5Vdc) Z5 b6 t8 Z, h& h
C_C14 N44706 N44772 1p TC=0,0 ; Q( a/ ]0 D, \: k
C_C13 N44754 N44702 1p TC=0,0
/ {5 g1 \) y' S8 [- z1 ?R_R24 N44702 N44754 10 TC=0,0
9 @7 ]3 v J' i- u, b7 |0 F. c% m7 d9 k, YC_C11 N44702 N44772 10p TC=0,0 ( _" R4 y. C: o$ |; E9 f
R_R22 0 N44702 100k TC=0,0
+ Q) c ], Z. b2 |6 d+ yV_V10 N44706 0 DC 0Vdc AC 10Vac 0 A7 j/ W/ e8 C" R( N- e4 v1 W
R_R23 N44772 N44706 91 TC=0,0
, q9 }9 h9 ?8 ?$ o" RC_C15 0 N44702 1p TC=0,0 & D @3 _5 A3 u {
C_C16 0 N44754 91p TC=0,0
1 `4 m, O* [3 P- {/ S; U- s7 _8 [C_C12 N44706 N44698 1p TC=0,0
) G: w8 I, _; sR_R26 N44698 N44702 220k TC=0,0
8 V, V9 c1 ?3 S% OR_R25 N44706 N44698 680k TC=0,0
8 {, ~- Z8 W: d8 [, n/ D, qC_C17 N44698 N44702 1p TC=0,0 # I9 o2 D" z8 m$ W( `6 {- N. s
V_V9 N22335 0 DC 0Vdc AC 1Vac . C: _/ I7 `$ U+ h C
X_U8 VCC N22683 N22387 PBR951
# T( G3 v1 M& d, P* B. IR_R34 0 N64836 100k TC=0,0
. U4 K3 h. F6 C/ bV_V13 N65556 0 DC 0Vdc AC 10Vac # z; x1 q2 c6 e
C_C25 0 N65078 1p TC=0,0 5 r Z- L" Y6 F3 c- o) y) d. Z
R_R39 N65606 N65556 90 TC=0,0
, v' V* Z6 ^; P3 ~1 r+ vR_R28 N64854 N65118 100k TC=0,0 & X. ?+ C# p S
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
+ O* O# J3 D" f# qR_R37 N65556 N65078 900k TC=0,0 9 \# s. y6 _9 V1 f9 @
R_R29 0 N64854 100k TC=0,0
* ]/ F2 A' E- A- Y7 b5 NV_V11 VCC4 0 5Vdc
7 U2 s5 ]2 T d% C" O' h. N* wV_V12 0 VEE4 5Vdc, @; c6 A t$ l
C_C22 N65556 N65078 1p TC=0,0 + _5 `& o* g/ N. J: [. w5 m0 V
C_C21 N65078 N65606 10p TC=0,0
) {9 |/ Q+ Y* w3 P' G! VR_R33 N64836 N65078 100k TC=0,0 1 U1 _" I) A4 o
R_R30 N64844 N65304 10k TC=0,0
. U* X: z# e- |5 A, ~2 uC_C23 N65594 N65078 1p TC=0,0
0 V9 a, j; S8 n9 k8 n+ e! s; X* v: f: XX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610 5 N8 ?. f d6 D$ X- H
R_R31 0 N64844 10k TC=0,0
* v( d7 V, S6 `" p Z6 C) ^X_U11 VCC4 N65382 N65118 PBR9514 q/ C, \; w+ y6 T* y; K
C_C19 N64854 N64844 2p TC=0,0
) B& y* ?# P2 i: I4 ~- ^; w- h9 [/ KR_R40 N65078 N65594 10 TC=0,0
3 t8 a9 m' s' J; k4 D2 XC_C26 0 N65594 91p TC=0,0
1 e9 Y, ]) O$ i. nC_C20 N65078 N65084 2p TC=0,0
7 U! F% W+ g0 l/ ?7 \1 XX_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP
- ?7 w3 y. G: s, }) Q* RR_R32 N65304 N65084 10k TC=0,0 - T t5 J: r) b* Q
R_R38 0 N65078 200k TC=0,0 ( A6 o0 Q" a* y/ \& ~0 G
R_R35 N64854 N64844 10000k TC=0,0
3 m$ c7 F7 {4 `/ iR_R36 VEE4 N65118 1k TC=0,0 2 E' H" u/ D* I9 y: C2 ]
C_C24 N65556 N65606 1p TC=0,0
( \: r, L+ u0 }' W1 IR_R41 0 N35593 100 TC=0,0 1 g! j) d, k2 J
R_R42 0 N35593 100 TC=0,0 0 N% T, [' C5 l. J7 X
R_R43 N66667 N35531 220k TC=0,0 + f7 ~+ N/ W+ O$ U3 U- ]! N
C_C27 N35593 N66667 1p TC=0,0
8 {# \8 m/ ?/ U. Z. A6 ^$ m' }R_R44 N68082 VCC3 1.1M TC=0,0 / ?# Y! q4 @9 h% `3 B# f o
R_R45 N35531 N68082 1.1M TC=0,0
; o. m1 N( d4 _. uX_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045- @8 c' m! N6 s
.PARAM rx=500k
3 g- D0 A* w- u5 J' h% }5 c6 I**** RESUMING 01.cir ****
8 ]3 D' c# k. z5 \5 A/ L.END+ x0 |% M3 D" A" H& Y3 r5 p- r7 ^
6 T# D4 v; z) u" T2 `**** EXPANSION OF SUBCIRCUIT X_U12 ****
% W& h1 ?. p# ]' O$ U" ZX_U12.RCM15 N35531 X_U12.105 10MEG( P# ~0 |+ d/ ^1 {3 [' d4 i
X_U12.RCM25 N71678 X_U12.105 10MEG, ]* h& g/ F: h$ N" o- S/ i
X_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1
8 m! p0 q: S5 z, N5 `# ^" PX_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN
$ n/ \" z3 A$ j. C% N/ p1 GX_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN! L3 Y* ^4 g& E. u
X_U12.RC1 VCC3 X_U12.5 537.15 T_ABS
- ^2 Z. z( n; t! g: i4 s------------------------------$
( T1 }$ g1 ]3 f# J( MERROR(ORPSIM-16145): unknown parameter
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发表于 2015-12-18 19:44
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