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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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2 t7 V7 B% _4 n# Y# P% e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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# W* z4 _ C& @（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 ********
, `' ^ V5 y: ~. ?# V/ G& M. z** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ] & O3 g" G5 C; \6 y) C
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**** CIRCUIT DESCRIPTION
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******************************************************************************0 g$ K; Q* n9 `- ]: T6 R5 ~: q
1 L2 c4 w' U% {) X- E. `8 U: x# \% a s* D$ M( k; T8 f
** Creating circuit file "01.cir"
4 {7 k% U# D- B7 G3 Q9 {8 I** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS" \2 `5 r& ]+ k
*Libraries: ' R' \5 ?. }# S! {1 S4 [# g
* Profile Libraries :. u3 F2 H1 I* C) q6 E' e
* Local Libraries :
0 M& n+ S6 F2 R- I/ s, z; y( f$ m.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib" 0 G2 o3 m R, k5 d
.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib" - a: W3 r) w3 l6 e( p% a. ~
.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
9 |6 _2 q3 D! J# q, y! @. r.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib"
2 |/ ^' s* X3 @6 s.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib" $ b# X0 C- V# M9 T) E
* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:; z0 q$ J7 z" N3 A9 ^
*Analysis directives: % Q& c" b3 ]& P/ X" n$ N+ h! H# }
.AC DEC 10 10Hz 100000000Hz2 r! \) D: Y/ }! L# ~. e2 T
.OPTIONS ADVCONV
+ r7 W+ H' t8 v- I- S.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
R5 D; ], Y! R. a0 g4 A1 q$
9 k m4 q, g/ |! \; g& MERROR(ORPSIM-16058): Command ignored1 A, `5 R$ b J7 @, y
.INC "..\SCHEMATIC1.net"
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**** INCLUDING SCHEMATIC1.net ****+ B( }# O+ p( @. T% F, Y
* source TEST3. ^& c0 A* [7 C9 y4 ^6 x
X_U3 N22677 N22309 VCC VEE N22589 ADA4610 % {2 o! j3 C& {& m0 F& g3 [- C
C_C9 N22335 N22327 1000p TC=0,0
1 R$ R9 D8 k6 s2 q/ m* ~7 kX_M4 VEE N22683 VEE VEE BF998WR/PLP
+ U5 m# @! W3 ^' lR_R15 N22317 N22589 10k TC=0,0 % h- i, D' b. z6 o
R_R16 0 N22677 500k TC=0,0
+ V7 q: `0 t$ h* }! jR_R19 N22309 N22387 500k TC=0,0 1 ^6 x7 R" H H6 v. l: A
R_R20 0 N22309 500k TC=0,0 1 h/ Z1 j% x! y% c( y
R_R18 VEE N22387 500k TC=0,0 9 J7 o" o6 X! X4 W& [6 v
R_R13 N22677 N22335 500k TC=0,0
; A( E$ y4 R3 b k3 aR_R14 N22589 N22327 10k TC=0,0 # _$ H& i: E# `) N5 e! t
X_M3 N22683 VCC N22327 N22327 BF998WR/PLP' D; q9 ]( F6 o# X1 S2 o6 k
R_R17 0 N22317 10k TC=0,0 # E5 A+ i/ W0 H+ v- \8 M' u: p
V_V7 VCC 0 5Vdc
) k9 `' [. \3 x7 \; ]5 p ~% IV_V8 0 VEE 5Vdc$ X# B8 k% r- F: c9 B1 P
C_C10 N22309 N22317 1000p TC=0,0
( Y% b1 E6 P- m8 iC_C7 0 N35645 91p TC=0,0 3 t5 u+ Q( k: J9 o ?; }, Q
V_V2 VCC3 0 5Vdc: P" |1 j! _( p; Q% m( w
C_C1 N35593 N35663 1p TC=0,0 5 s4 S/ o! E& ]' |( S) n
C_C5 N35645 N35531 1p TC=0,0 3 M. N3 o+ s( c* I6 I; S, A
C_C2 N35531 N35663 10p TC=0,0 . f/ K: ~, ^, v- ?$ y
C_C4 N66667 N35531 1p TC=0,0
$ ^/ \: F1 k6 t8 ?: ^V_V1 N35593 0 DC 0Vdc AC 10Vac . z$ z" c7 S a/ s$ N s
C_C6 0 N35531 1p TC=0,0
( G/ [+ y3 D7 m* G0 MR_R2 N35593 N66667 680k TC=0,0 7 D9 ^ r6 B) k) c6 {, ]+ J
R_R6 0 N35531 200k TC=0,0 : q* T' Y" X; o6 u0 _& T
R_R1 N35663 N35593 91 TC=0,0
; u9 j# B) T: bR_R5 N35531 N35645 10 TC=0,0
, C( z! u: ~5 Y2 G0 `$ OV_V3 0 VEE3 5Vdc
+ N1 j1 i# d& t( |/ v( |; T6 `C_C14 N44706 N44772 1p TC=0,0
0 ]8 F0 v7 t' C2 c0 }C_C13 N44754 N44702 1p TC=0,0 ( W3 f) g- u4 n! V% Y% |
R_R24 N44702 N44754 10 TC=0,0 + n+ q7 r+ a0 p& t! _
C_C11 N44702 N44772 10p TC=0,0 / D T! ]; x' U/ F4 a
R_R22 0 N44702 100k TC=0,0 # U0 f: ^( h& [2 H- k) G
V_V10 N44706 0 DC 0Vdc AC 10Vac
1 G# m: `1 ?6 F) O6 O4 b/ e$ bR_R23 N44772 N44706 91 TC=0,0
6 m! x4 x2 ~* f( \1 oC_C15 0 N44702 1p TC=0,0
' _# E" {: d6 L4 ~2 FC_C16 0 N44754 91p TC=0,0
4 C. _: i- M* d, c/ xC_C12 N44706 N44698 1p TC=0,0 f8 P# X# S. T0 r
R_R26 N44698 N44702 220k TC=0,0 - q# M5 c2 A9 s- X
R_R25 N44706 N44698 680k TC=0,0
+ ]1 }, T% f3 G* `C_C17 N44698 N44702 1p TC=0,0
+ n$ b: d9 ?5 f, L0 z bV_V9 N22335 0 DC 0Vdc AC 1Vac : }2 L; k) A; n; J
X_U8 VCC N22683 N22387 PBR9512 }. k6 X" ]2 Z6 h
R_R34 0 N64836 100k TC=0,0
3 f4 x: o, ]8 u% y4 B+ lV_V13 N65556 0 DC 0Vdc AC 10Vac
9 l; `* s+ h* J- o! {C_C25 0 N65078 1p TC=0,0
4 a. _. }/ ^. l! R! J3 D1 ]R_R39 N65606 N65556 90 TC=0,0 * F3 W. o* G5 o! a+ V
R_R28 N64854 N65118 100k TC=0,0 0 D3 i" E! R2 E) q- E/ x
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
$ C2 n! R/ k( P/ QR_R37 N65556 N65078 900k TC=0,0 l/ q1 G. ?) s0 E7 z& V8 g
R_R29 0 N64854 100k TC=0,0 4 j* D( v% [9 {' y8 Y% c1 x
V_V11 VCC4 0 5Vdc, n5 c# E0 s* e9 ~4 Y* J3 C
V_V12 0 VEE4 5Vdc7 L8 S% b+ `5 l# B; F" n
C_C22 N65556 N65078 1p TC=0,0
# K6 G$ S7 N" ^: G. @C_C21 N65078 N65606 10p TC=0,0 : E# r1 X6 U5 j- u" f+ ~
R_R33 N64836 N65078 100k TC=0,0 + k- e6 U0 f: i
R_R30 N64844 N65304 10k TC=0,0
5 ~& z5 b2 @7 c' C) F6 lC_C23 N65594 N65078 1p TC=0,0
* M8 t% E/ o0 h6 n( QX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610 " S0 r4 @( J: z
R_R31 0 N64844 10k TC=0,0 2 c9 l6 |; }# Z6 t8 W, u* \; c% m8 u
X_U11 VCC4 N65382 N65118 PBR951
, s* z# u: q! O5 O& }C_C19 N64854 N64844 2p TC=0,0
5 v$ M: C8 l/ q9 u' L/ OR_R40 N65078 N65594 10 TC=0,0 " l, N7 m9 b0 u& w
C_C26 0 N65594 91p TC=0,0
2 c; s0 O% A0 iC_C20 N65078 N65084 2p TC=0,0 ; j) Z+ P5 D; q/ N6 S+ G# j
X_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP7 a: N6 w4 g: d1 k t0 [: w) Q/ m# J: @# v
R_R32 N65304 N65084 10k TC=0,0
" q: Q0 v0 ]& h- m5 T- t2 ~R_R38 0 N65078 200k TC=0,0
4 Z2 ~. ^6 d( y0 I: i0 qR_R35 N64854 N64844 10000k TC=0,0 . ?* ~" E, S: O3 a
R_R36 VEE4 N65118 1k TC=0,0 5 t4 H8 { U ^7 V
C_C24 N65556 N65606 1p TC=0,0
; ?3 ?5 H1 N0 m7 s% D K4 bR_R41 0 N35593 100 TC=0,0
) A9 p% c) O% v7 I8 f3 V! x4 pR_R42 0 N35593 100 TC=0,0
: [! l$ U1 W) i/ Y4 vR_R43 N66667 N35531 220k TC=0,0
9 a- |# R+ k8 v# r0 e5 ^C_C27 N35593 N66667 1p TC=0,0 " s/ f# V, |4 Y1 }. T/ @
R_R44 N68082 VCC3 1.1M TC=0,0
3 M# H1 F$ c- j0 YR_R45 N35531 N68082 1.1M TC=0,0
0 N2 E+ H' z+ A' L. T1 YX_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045
g, ~2 ~0 F/ o2 ?) ]9 S.PARAM rx=500k+ L+ i1 W& y" G* w( h$ b
**** RESUMING 01.cir ****
1 l! ]( X% r/ d; {- y& A.END
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; \$ N# v( }( v/ Q: ?: W n* y**** EXPANSION OF SUBCIRCUIT X_U12 ****
8 |' V! A/ F% I1 r* d1 WX_U12.RCM15 N35531 X_U12.105 10MEG
+ i2 | U2 D2 Q7 @( N. DX_U12.RCM25 N71678 X_U12.105 10MEG: ~5 b, s+ s1 v; b
X_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1# k7 v6 g& Y) ~/ H
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN3 | M; C% d, ^5 n% }3 m$ p( d
X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN
: }8 X- y$ F/ k/ bX_U12.RC1 VCC3 X_U12.5 537.15 T_ABS
- f, }* v3 X7 V) \8 w------------------------------$( X5 p+ K% S$ L8 P
ERROR(ORPSIM-16145): unknown parameter
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发表于 2015-12-19 09:41
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楼主
发表于 2015-12-20 21:44
