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电路是一个很简单的分压电路加一个运放，如下：! v" r: \5 Z) s1 M
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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：# K' p; d5 v1 Q9 j; ?& ^
# q3 u9 h7 t* D7 B0 \) l1 X- T+ m, h（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。）; G! H# a- w- |$ G1 D
4 b& w% m( C6 \+ V1 N**** 12/18/15 18:43:33 ***** PSpice 16.6.0 (October 2012) ***** ID# 0 ********
9 Y M. _4 J% l) H9 s** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ] 8 {* k, P4 y9 s% v
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**** CIRCUIT DESCRIPTION
1 M3 Y! X& f7 E5 |! ^3 L$ Y+ ]
7 r$ Q2 a6 u4 g+ B******************************************************************************
+ h. V: D9 f8 t; S, p4 N- O: \/ c/ k) h
8 x, M! A* M3 R1 G4 _7 I/ R** Creating circuit file "01.cir"
. e) p1 Z# V3 y: u' e** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS
' @8 a \- {* e+ x' }. f+ J*Libraries: - k; E O: s" }$ q& S+ J
* Profile Libraries :
2 O) @+ l3 m. P' m4 n* Local Libraries :8 M9 f6 L) O& @0 d+ T+ X
.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib"
, _# e" Z: e" A! A2 G.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
, t9 t/ q* G4 f4 F8 Y1 j3 {* Z6 E: N.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib" 1 P6 }4 q, R. V+ K& {) I- c% j
.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib" * i% @! G7 t. {7 q/ p
.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib" * ^4 {1 T5 b8 L; z- j" W1 X
* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
. a. x: V4 n9 J3 m! B& K*Analysis directives: % t: r: k) ]2 X" V
.AC DEC 10 10Hz 100000000Hz
7 |& f4 _* z/ e.OPTIONS ADVCONV
7 ]2 ?2 H) n2 A4 s9 c4 z* W. t0 j.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*))
$ E M3 q$ i- m9 g# d4 k5 ]$
9 v7 ^& P. q3 E( XERROR(ORPSIM-16058): Command ignored$ K3 d- {) M$ w; A
.INC "..\SCHEMATIC1.net"
8 ]6 Y% V7 s$ y& N0 Q$ I! l7 h+ p7 c" ` y2 R
**** INCLUDING SCHEMATIC1.net ****- Q! n* l G0 b4 r/ N# n
* source TEST3
. k& s3 B7 z3 I* RX_U3 N22677 N22309 VCC VEE N22589 ADA4610
' T& r0 }) B, O1 N( {, q( RC_C9 N22335 N22327 1000p TC=0,0
! w- f: `! H7 tX_M4 VEE N22683 VEE VEE BF998WR/PLP: j |( r+ N) a$ I3 S
R_R15 N22317 N22589 10k TC=0,0
/ G# o9 l# A7 C- S, z! TR_R16 0 N22677 500k TC=0,0 % G% @: Q. |3 o) ~3 ?
R_R19 N22309 N22387 500k TC=0,0
# f1 D$ S0 ?: w6 RR_R20 0 N22309 500k TC=0,0 8 s+ `1 r) |- @% R
R_R18 VEE N22387 500k TC=0,0
% l, m' E# s% s- Z3 J+ k/ [R_R13 N22677 N22335 500k TC=0,0 + U% H4 M" r. ?
R_R14 N22589 N22327 10k TC=0,0 % x7 i# B4 f( w; q
X_M3 N22683 VCC N22327 N22327 BF998WR/PLP
v2 e/ {% k/ n3 {3 S$ f5 b. ]R_R17 0 N22317 10k TC=0,0 0 Y9 @0 t) H9 J* m b
V_V7 VCC 0 5Vdc
2 C5 A! h- G: d; H! K2 n4 q# QV_V8 0 VEE 5Vdc
( Q7 h5 @* p& q8 j3 {4 ?# e+ ZC_C10 N22309 N22317 1000p TC=0,0
, k7 @% }' O( k' P% Z0 NC_C7 0 N35645 91p TC=0,0 8 Q1 A* S; W# k- W* C
V_V2 VCC3 0 5Vdc6 F+ [1 Y. r4 a, H6 t' p8 p
C_C1 N35593 N35663 1p TC=0,0
! G/ H) s) R' V2 {; t7 GC_C5 N35645 N35531 1p TC=0,0 + O: w: c+ {7 m- m! M+ C( U
C_C2 N35531 N35663 10p TC=0,0
& M. W2 u. K; m, J7 v8 h- W3 CC_C4 N66667 N35531 1p TC=0,0
/ w7 X: L5 q YV_V1 N35593 0 DC 0Vdc AC 10Vac 8 g, H( ~3 v( Z2 `5 _
C_C6 0 N35531 1p TC=0,0
5 d' Y2 r8 W2 o1 T! ]4 AR_R2 N35593 N66667 680k TC=0,0
+ p, \ M8 g! C2 s! kR_R6 0 N35531 200k TC=0,0 9 o) s1 q, g1 G O$ U
R_R1 N35663 N35593 91 TC=0,0 " h: j- @& E% [$ M4 Y/ t
R_R5 N35531 N35645 10 TC=0,0 $ E8 {' R4 W; |
V_V3 0 VEE3 5Vdc2 R; C6 S" U' k6 r8 i) }
C_C14 N44706 N44772 1p TC=0,0 $ }9 z( v7 p* h. t% o2 M# O
C_C13 N44754 N44702 1p TC=0,0
* F: z+ A% I/ o7 s% R1 K5 sR_R24 N44702 N44754 10 TC=0,0 2 p ]3 G X, l F9 l2 i
C_C11 N44702 N44772 10p TC=0,0 ! t- r9 j( K& v; o% ], q
R_R22 0 N44702 100k TC=0,0
6 S7 k: X! C0 `4 P1 Z9 kV_V10 N44706 0 DC 0Vdc AC 10Vac ' d% B1 A# g; A1 |% \$ U/ z0 x
R_R23 N44772 N44706 91 TC=0,0 " b c2 \7 ], h
C_C15 0 N44702 1p TC=0,0
! c1 w! Z G/ PC_C16 0 N44754 91p TC=0,0 7 T9 M; g* h; y6 |6 l6 p: `' w
C_C12 N44706 N44698 1p TC=0,0
% q# Q) Y/ n8 H& m* ]1 E" G; cR_R26 N44698 N44702 220k TC=0,0 ! f3 ] y9 S& {. R
R_R25 N44706 N44698 680k TC=0,0 3 f! ]: }. c: ]+ V$ f: z% e7 T9 ~
C_C17 N44698 N44702 1p TC=0,0
& P* W, p: q6 f' p, |V_V9 N22335 0 DC 0Vdc AC 1Vac
: @8 V, A; `; V h GX_U8 VCC N22683 N22387 PBR951
' W1 |) ?4 q) s3 M' {% `& TR_R34 0 N64836 100k TC=0,0
7 m* o( k g* ~V_V13 N65556 0 DC 0Vdc AC 10Vac * r! }' j; ^2 E9 Z9 I, x; U
C_C25 0 N65078 1p TC=0,0
, d9 G* F! l7 s1 f/ v2 x& nR_R39 N65606 N65556 90 TC=0,0 2 A. H) L# |% x* j0 k {" H, o3 r
R_R28 N64854 N65118 100k TC=0,0
/ X4 e c7 e- O |X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP% [! h" [: q. `; a$ x
R_R37 N65556 N65078 900k TC=0,0 1 W4 D4 E9 i7 _
R_R29 0 N64854 100k TC=0,0 $ z8 o! x0 U/ u6 J1 p7 d
V_V11 VCC4 0 5Vdc
. N# J' F6 f \$ ~+ WV_V12 0 VEE4 5Vdc
6 f. _9 J+ M+ H$ }7 q1 p4 CC_C22 N65556 N65078 1p TC=0,0 ; s( w6 F! H+ K
C_C21 N65078 N65606 10p TC=0,0 + V" n: r4 {, j: g+ z
R_R33 N64836 N65078 100k TC=0,0
) E' s0 }3 W& e' ER_R30 N64844 N65304 10k TC=0,0
2 B+ J p2 p g$ |8 l9 J- }C_C23 N65594 N65078 1p TC=0,0
. D* C: v7 [ S1 }# I9 I5 K5 I% u* CX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610
! R6 y) L6 f: } m9 O$ NR_R31 0 N64844 10k TC=0,0 : \: R$ t+ s! @9 D. a7 |
X_U11 VCC4 N65382 N65118 PBR951
" [1 [$ E+ B# ], ?+ L4 SC_C19 N64854 N64844 2p TC=0,0
3 ~2 ^# ]: _# p3 M9 q7 ER_R40 N65078 N65594 10 TC=0,0
, C7 w" e4 v0 t# M& DC_C26 0 N65594 91p TC=0,0
! R& L# S& O- x; x% A9 k+ _2 QC_C20 N65078 N65084 2p TC=0,0
) n& J q% W% EX_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP2 h U7 a0 t) B
R_R32 N65304 N65084 10k TC=0,0 2 r& G. d$ m' t6 e/ P, P" P
R_R38 0 N65078 200k TC=0,0 ! y$ k i1 f" B( t; Y8 _/ l" i
R_R35 N64854 N64844 10000k TC=0,0 % ?5 i6 t5 b7 b+ a
R_R36 VEE4 N65118 1k TC=0,0
, C- H* S/ B2 fC_C24 N65556 N65606 1p TC=0,0
- u. U( q% L! A3 t2 d2 SR_R41 0 N35593 100 TC=0,0
* q" [! S2 W7 b$ F& {8 R1 X6 v8 FR_R42 0 N35593 100 TC=0,0
) j0 `7 N8 I! F' RR_R43 N66667 N35531 220k TC=0,0 : [( t T6 @+ m- ?2 c
C_C27 N35593 N66667 1p TC=0,0
0 S! Z9 R$ K3 h* P& g o$ I6 B+ ~2 UR_R44 N68082 VCC3 1.1M TC=0,0 , {! Z) S. B. W# T: a
R_R45 N35531 N68082 1.1M TC=0,0
3 D+ C6 B* D$ BX_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045
4 Y6 q" h7 i: \0 Y.PARAM rx=500k
9 f# Z- C* f' y$ y/ t5 k2 T7 y- Q+ J/ e**** RESUMING 01.cir ****9 M& W* \& @2 Y# h2 m+ |
.END
% U. h F, X g: u$ e- Y
6 a+ J3 ?* S; G2 n- O**** EXPANSION OF SUBCIRCUIT X_U12 ****/ `+ t4 E+ f0 Z% O2 X- ^, G- y
X_U12.RCM15 N35531 X_U12.105 10MEG& u. d9 a, _0 L! _- v
X_U12.RCM25 N71678 X_U12.105 10MEG; E) M7 R6 {* E
X_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 12 w) R& ]. [/ x9 c! u
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN4 G( p) X7 T) M8 Y
X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN
4 A8 {, L7 R: H0 T% gX_U12.RC1 VCC3 X_U12.5 537.15 T_ABS
9 l! {& J8 m6 _$ u------------------------------$& Z8 ]8 P! f! e6 p5 a2 r
ERROR(ORPSIM-16145): unknown parameter
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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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