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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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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：
* r3 s B# G3 \1 f* ]$ m, a- q4 ]
（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。）
9 m( K. [3 S5 \7 ~/ u9 w5 a H; H
**** 12/18/15 18:43:33 ***** PSpice 16.6.0 (October 2012) ***** ID# 0 ********
+ B/ Z" H' _) f+ b, d4 [ ** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ] $ R; s- L( {, w$ l" X& r+ a
3 P" p# E- x' T4 m X **** CIRCUIT DESCRIPTION/ I: J! o/ B6 V' r+ c5 g
$ K3 Z+ Z2 B+ U$ H- Y. B3 N******************************************************************************
: Q6 k, \% Z, z) N6 ?+ i+ y+ Z1 i/ m7 ]! _" u- O% R" d5 V
9 V+ I1 v( K% t$ M, e** Creating circuit file "01.cir"
. [2 O- e2 \# Z** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS2 L' e6 b/ r+ W1 N8 H
*Libraries: " a- B/ d+ Y1 P; i0 y
* Profile Libraries :1 X( Q$ N/ E) ?4 J" E& P0 `
* Local Libraries :3 O ~3 s7 _& f: L- z% _
.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib"
9 |, L9 v4 I2 W5 f.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
0 |, s& q j+ Q.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib" m) i1 ~; Z/ s
.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib"
3 n B2 J8 g2 V7 W6 c) T3 R.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib" * U1 |" {0 d; K
* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:, _" x3 h( P* L& M# _
*Analysis directives:
0 \! p# ~2 E% p- N" ^" }.AC DEC 10 10Hz 100000000Hz$ b- u6 v. O8 R% N8 k6 o- z
.OPTIONS ADVCONV( K$ U# x$ l0 V5 e
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
3 z& N) Z2 G, ]$- ]3 H ?# z1 \- f& {" }3 l
ERROR(ORPSIM-16058): Command ignored
) M% z# y: K* F$ x2 q.INC "..\SCHEMATIC1.net" # |" n1 L* t! X8 ?; Q
! T6 F& |* z8 Z
**** INCLUDING SCHEMATIC1.net ****+ G1 Y9 f; Z, R7 k
* source TEST3
. j( I6 E) l/ h, D# _. X( H" eX_U3 N22677 N22309 VCC VEE N22589 ADA4610
! B I; D( A* NC_C9 N22335 N22327 1000p TC=0,0
! d/ G$ Q2 W* q2 r4 g9 x) AX_M4 VEE N22683 VEE VEE BF998WR/PLP: S7 z2 H2 d+ E" p6 P- V
R_R15 N22317 N22589 10k TC=0,0
3 L# m. |2 m' }1 PR_R16 0 N22677 500k TC=0,0 . C7 L$ Q1 Z1 U9 Z5 ~
R_R19 N22309 N22387 500k TC=0,0
" f3 A. M3 g) y7 i* b3 Q5 M& A5 MR_R20 0 N22309 500k TC=0,0 1 k, n }- B; Q" G' s
R_R18 VEE N22387 500k TC=0,0
6 J) F4 H2 z% i& {R_R13 N22677 N22335 500k TC=0,0 % ~6 v) E9 F$ Z+ {# m& O# J
R_R14 N22589 N22327 10k TC=0,0 6 `+ N4 f7 R$ X& j
X_M3 N22683 VCC N22327 N22327 BF998WR/PLP
2 F$ f, p, K, |" qR_R17 0 N22317 10k TC=0,0
+ T9 U P8 G- wV_V7 VCC 0 5Vdc) [8 p1 C/ J [" t( X" j
V_V8 0 VEE 5Vdc3 R/ T9 H1 S: i, l5 j- _4 F
C_C10 N22309 N22317 1000p TC=0,0 / r" v. w( M% n( h, g
C_C7 0 N35645 91p TC=0,0 ) \! W8 r' \7 b
V_V2 VCC3 0 5Vdc
: I# j! Q$ ^7 `C_C1 N35593 N35663 1p TC=0,0
! V% n% p# q+ KC_C5 N35645 N35531 1p TC=0,0 ' o& d! D2 a+ G! p
C_C2 N35531 N35663 10p TC=0,0 % ], v; t3 f) n6 v% }
C_C4 N66667 N35531 1p TC=0,0
a( ^1 m+ u) ]" M q. @2 nV_V1 N35593 0 DC 0Vdc AC 10Vac 9 L' i* T% \. y3 ~# N0 t
C_C6 0 N35531 1p TC=0,0 ! x2 O* d+ H9 ]
R_R2 N35593 N66667 680k TC=0,0
+ d" E8 s! k4 _( E0 vR_R6 0 N35531 200k TC=0,0 $ P X% J& r+ U8 R
R_R1 N35663 N35593 91 TC=0,0
8 ?4 J [/ E+ q- C1 [; KR_R5 N35531 N35645 10 TC=0,0 + T v* i9 c( B. T2 G% s: l
V_V3 0 VEE3 5Vdc
, X! E% D3 M" S& K- d2 kC_C14 N44706 N44772 1p TC=0,0 ; z+ z! R0 p: d! x4 i" }
C_C13 N44754 N44702 1p TC=0,0 " E( x) H D% A8 ]
R_R24 N44702 N44754 10 TC=0,0 3 X/ G# z$ s4 c, Z7 n7 n8 x( E
C_C11 N44702 N44772 10p TC=0,0
) Q5 M4 D1 {$ g5 q0 I. N0 YR_R22 0 N44702 100k TC=0,0
+ ~- J8 d K9 l4 R/ f- Y% g: tV_V10 N44706 0 DC 0Vdc AC 10Vac 1 C. ?& k1 Q+ m9 S& k
R_R23 N44772 N44706 91 TC=0,0 4 [: ?/ {! L9 N1 g, |! t4 B. @0 t2 b
C_C15 0 N44702 1p TC=0,0
$ W$ h/ W" S* l! u! n! s* NC_C16 0 N44754 91p TC=0,0 3 j4 `# h$ r, A5 Q' G" N( a( A" V
C_C12 N44706 N44698 1p TC=0,0
! ~, l2 Q* {* c$ @: R1 |$ D1 _R_R26 N44698 N44702 220k TC=0,0
1 C; n4 p/ G BR_R25 N44706 N44698 680k TC=0,0 " P* H3 v8 s. d" K/ I
C_C17 N44698 N44702 1p TC=0,0 9 A# M+ ~+ d. C4 m1 {8 }
V_V9 N22335 0 DC 0Vdc AC 1Vac / ~4 a- ~3 r' x( Y$ o$ m8 L U1 o
X_U8 VCC N22683 N22387 PBR951; U/ |1 z5 S; r7 K5 J l
R_R34 0 N64836 100k TC=0,0 # q7 k+ v P: ~
V_V13 N65556 0 DC 0Vdc AC 10Vac
1 x5 O! X9 \% X, rC_C25 0 N65078 1p TC=0,0
: J; w: B- _9 ^# J" @& yR_R39 N65606 N65556 90 TC=0,0
8 K4 O! y# w+ _* s8 s. n" QR_R28 N64854 N65118 100k TC=0,0 : l7 \6 n V/ J4 D8 S( A8 C7 Y
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP$ E8 K( d) d5 u0 M: `, V
R_R37 N65556 N65078 900k TC=0,0 & s k3 L' [! L6 b1 A/ `5 v
R_R29 0 N64854 100k TC=0,0
: B. {5 J1 i- L$ t3 IV_V11 VCC4 0 5Vdc
5 R* d+ I. H7 r |$ mV_V12 0 VEE4 5Vdc
2 [3 }) C) X! _- @( y) wC_C22 N65556 N65078 1p TC=0,0 % n# u. e6 |) q/ o5 A6 r, u
C_C21 N65078 N65606 10p TC=0,0
4 m5 I5 u- R3 U% ER_R33 N64836 N65078 100k TC=0,0 ' U4 _5 n0 ^; A/ E7 F& N: w
R_R30 N64844 N65304 10k TC=0,0 + w1 o) B/ f( y, ?1 t3 F, Z+ e" n# r
C_C23 N65594 N65078 1p TC=0,0 " g* C0 S8 V/ @ I$ N0 Y: x
X_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610 , H4 R) o% t+ Y8 H5 d
R_R31 0 N64844 10k TC=0,0
* G- E0 I2 N! a) ~4 [0 HX_U11 VCC4 N65382 N65118 PBR951
2 p; y* |2 [+ K0 sC_C19 N64854 N64844 2p TC=0,0 # j9 }+ v* p7 K* u0 ^, W; Z# n5 j/ o
R_R40 N65078 N65594 10 TC=0,0 0 v' M. V+ \% s0 F" n$ A5 i
C_C26 0 N65594 91p TC=0,0
4 Y% P# P( J, v/ T% w3 |1 D; eC_C20 N65078 N65084 2p TC=0,0
6 g$ {, w; K7 @ g; d' t$ RX_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP, ^; D \) _9 C( `! l: V
R_R32 N65304 N65084 10k TC=0,0 9 ~8 L5 J, K, r$ m" @" g) ~
R_R38 0 N65078 200k TC=0,0
" A8 X' N' `3 z H) _R_R35 N64854 N64844 10000k TC=0,0 7 n' z8 |; H$ p5 {; `
R_R36 VEE4 N65118 1k TC=0,0 5 @* o2 {' k: J( f+ Q- @: u
C_C24 N65556 N65606 1p TC=0,0 4 H+ ?( e8 R/ W V
R_R41 0 N35593 100 TC=0,0 " }7 v" }1 j m, r( \
R_R42 0 N35593 100 TC=0,0
( S$ n/ G% a3 W) e3 GR_R43 N66667 N35531 220k TC=0,0 $ G+ D6 }$ N* [! W2 p
C_C27 N35593 N66667 1p TC=0,0
% c" o5 W2 W- o. K: k' E4 ]2 TR_R44 N68082 VCC3 1.1M TC=0,0 $ G) ~5 c( @6 Q0 Y0 C
R_R45 N35531 N68082 1.1M TC=0,0
( l/ }4 A% p* ?X_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045
/ g+ r, d! k: |9 K( g; ]+ I& w3 D.PARAM rx=500k
4 J; u% M" ?, D, p/ t**** RESUMING 01.cir ****
+ y! c ]1 h( }3 O( { P.END& r+ ~, } P; v4 t
9 E; P0 Z/ X- P" N# H& q
**** EXPANSION OF SUBCIRCUIT X_U12 ****
1 _5 S: ^' s. R' ~: [3 }' ~X_U12.RCM15 N35531 X_U12.105 10MEG5 t" z5 b: X+ M% n$ B+ o9 `: K
X_U12.RCM25 N71678 X_U12.105 10MEG
0 Z; T1 k G2 w& H% ^9 y' `X_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1
* I$ F5 q- z! c8 k4 vX_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN+ A# t5 E% t7 W$ k
X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN
+ n' ?; _- B$ e2 L! hX_U12.RC1 VCC3 X_U12.5 537.15 T_ABS
3 H0 R; i+ j( E6 A------------------------------$, a( x1 R* f$ z. C U& e$ F- o7 ~; a
ERROR(ORPSIM-16145): unknown parameter$ x9 L( ~6 _9 y5 s
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发表于 2015-12-18 19:44
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