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电路是一个很简单的分压电路加一个运放，如下：7 J2 ^3 F0 W( n2 y0 S* _# H
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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：
/ `8 W) _4 U- W
" Z4 j7 e$ [+ \* v2 w（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 ********
' }# \+ s2 I; E2 @ ** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ]
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**** CIRCUIT DESCRIPTION \. z: T2 q% D) c
- `# B& D6 l, f! @& m******************************************************************************' [- x1 Z% S# |( f% f L' C! g
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. r! I2 P3 _ R8 e" g4 P** Creating circuit file "01.cir"
) u" ~( q/ A; z6 {. k** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS
# y8 q( ?& P0 i$ |+ Q+ A6 M" i5 [*Libraries: 6 C! Z! ^; q0 S" s6 F% \
* Profile Libraries :
6 Y- {: q: ?2 W; n- ?4 G* Local Libraries :9 m* k$ h2 f& F0 P
.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib" 7 R. G% O9 B" v
.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib"
& ]- v6 [# N" B6 I2 A.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
9 t* w5 A* T3 u" J* S8 X. `.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib" ! h) k) ~3 F+ z# Q
.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib"
# \0 j+ d7 U: H! ~5 M3 C* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
" }$ `% z7 ~" _9 B( x*Analysis directives:
# \0 C! K0 S% C3 N, B4 s.AC DEC 10 10Hz 100000000Hz
4 Y [3 C. G) I/ }4 i.OPTIONS ADVCONV
1 h' Q( R, w4 ~0 n: b.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) & F x) I+ D+ E( R6 I; c) _' B3 y0 V
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ERROR(ORPSIM-16058): Command ignored
( S: B2 h) U6 U0 ].INC "..\SCHEMATIC1.net"
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**** INCLUDING SCHEMATIC1.net ****' ?* T( W4 c2 s0 n; y; z
* source TEST3
$ m1 C* a0 Y( u FX_U3 N22677 N22309 VCC VEE N22589 ADA4610
1 B( S& `' J* f7 {/ PC_C9 N22335 N22327 1000p TC=0,0
; U1 q! R W& xX_M4 VEE N22683 VEE VEE BF998WR/PLP
# F6 [. }3 J& B+ B R: P) x3 ~+ KR_R15 N22317 N22589 10k TC=0,0 5 ?1 S$ k; ?! e6 p2 ]3 c% q
R_R16 0 N22677 500k TC=0,0
6 t$ {5 [' x& u4 N6 n2 z- [R_R19 N22309 N22387 500k TC=0,0
# R6 d9 s1 B* hR_R20 0 N22309 500k TC=0,0 ) i8 r3 _+ R: y/ [. W8 o
R_R18 VEE N22387 500k TC=0,0
" ^, q" q* x- S1 K- oR_R13 N22677 N22335 500k TC=0,0
" L8 E# o% n0 t) W$ |R_R14 N22589 N22327 10k TC=0,0
( p N' G- A, `. K5 TX_M3 N22683 VCC N22327 N22327 BF998WR/PLP
! ^9 U+ u4 \$ p5 MR_R17 0 N22317 10k TC=0,0 * Q* B! {" B% H% N- ?
V_V7 VCC 0 5Vdc
# d* q5 Y- [- A# x/ l. HV_V8 0 VEE 5Vdc; ~7 X* \; j' J+ G3 l6 V
C_C10 N22309 N22317 1000p TC=0,0
* K9 V1 |# h# g1 ~ w, l% YC_C7 0 N35645 91p TC=0,0 : u# C9 @ a: B/ F, z% F
V_V2 VCC3 0 5Vdc4 o* m' X- [+ x1 V' \7 s. U9 j% }
C_C1 N35593 N35663 1p TC=0,0
. h) l0 C8 L. P/ C' _C_C5 N35645 N35531 1p TC=0,0
: r4 Q( L0 `3 [9 AC_C2 N35531 N35663 10p TC=0,0
( b( Q) H# h @+ z, L7 \0 A$ y! kC_C4 N66667 N35531 1p TC=0,0
9 m5 q$ l3 W; vV_V1 N35593 0 DC 0Vdc AC 10Vac 1 ~1 X6 R6 s5 m& n4 _( E
C_C6 0 N35531 1p TC=0,0
! t, l3 B0 a) N: M4 ]- Y1 F ^R_R2 N35593 N66667 680k TC=0,0 3 ]; a: g+ g* j' v3 d! s4 G4 e+ S
R_R6 0 N35531 200k TC=0,0
" X; |$ _6 \4 [# [R_R1 N35663 N35593 91 TC=0,0 & |8 p: B* `$ ]0 L4 P: t
R_R5 N35531 N35645 10 TC=0,0 9 c5 i, W- w! ^9 y
V_V3 0 VEE3 5Vdc; [" o N/ D" ?7 e* u% `9 X0 D
C_C14 N44706 N44772 1p TC=0,0 ) J% C4 G! K F* p8 |/ C3 P
C_C13 N44754 N44702 1p TC=0,0 ! A" j7 U7 P) I! g; a
R_R24 N44702 N44754 10 TC=0,0
1 W% q6 L0 n7 q7 @5 vC_C11 N44702 N44772 10p TC=0,0
+ x; E3 }$ S& P- c* r( HR_R22 0 N44702 100k TC=0,0
6 |! z4 N A/ v+ }6 cV_V10 N44706 0 DC 0Vdc AC 10Vac
+ ^" l, d+ ^$ c! X& fR_R23 N44772 N44706 91 TC=0,0
: t& @' k2 d( L' o( s' i0 g$ f* eC_C15 0 N44702 1p TC=0,0 # s) C( u5 T+ {1 F- e1 ?
C_C16 0 N44754 91p TC=0,0
$ p1 {8 t! q6 A# B1 N/ MC_C12 N44706 N44698 1p TC=0,0 - |; C9 l" b; Y% H
R_R26 N44698 N44702 220k TC=0,0 4 n3 m+ x) A1 ^4 s
R_R25 N44706 N44698 680k TC=0,0 " G8 m; `( D3 L0 E
C_C17 N44698 N44702 1p TC=0,0
+ S( Q' e( r0 H1 y) a9 ?* D; d$ oV_V9 N22335 0 DC 0Vdc AC 1Vac & n2 ~- o, g. d$ G; a/ x
X_U8 VCC N22683 N22387 PBR9518 k# ]7 S; N3 j, H2 P
R_R34 0 N64836 100k TC=0,0 - J8 f1 K& N2 e% g1 C5 D
V_V13 N65556 0 DC 0Vdc AC 10Vac
9 _, u9 Z' X, \: t: L) _% p- {* AC_C25 0 N65078 1p TC=0,0 # {) A8 [5 ~4 _& M
R_R39 N65606 N65556 90 TC=0,0
x( E# a; `0 T9 f3 [/ BR_R28 N64854 N65118 100k TC=0,0 # o& `" k: G/ c. Y6 C! d
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
0 I5 F' s- V, W. ]2 e1 o0 r/ YR_R37 N65556 N65078 900k TC=0,0
# a; E7 m+ T tR_R29 0 N64854 100k TC=0,0
9 \/ m, D" w& O9 n+ RV_V11 VCC4 0 5Vdc
7 ]; E# G7 q1 @& L$ F+ M3 S1 _6 l0 DV_V12 0 VEE4 5Vdc, x x9 K* X7 G1 @. U
C_C22 N65556 N65078 1p TC=0,0
' I& z' J, [0 f7 [2 bC_C21 N65078 N65606 10p TC=0,0
# S+ L- Q4 A: H7 e; mR_R33 N64836 N65078 100k TC=0,0 " I3 z9 z% c8 q+ [. d4 `8 a P
R_R30 N64844 N65304 10k TC=0,0 0 H* u% ~, t) [4 K9 B& U
C_C23 N65594 N65078 1p TC=0,0
3 J: V+ X6 g$ Q: f' |- b9 M% v# b; ^X_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610
' ^7 O1 m$ _" e( }( A8 \' kR_R31 0 N64844 10k TC=0,0
% A+ C8 z0 ^6 v0 m! jX_U11 VCC4 N65382 N65118 PBR951- G( t$ a' {2 c
C_C19 N64854 N64844 2p TC=0,0
# m2 J7 a8 L: w# ^1 ^R_R40 N65078 N65594 10 TC=0,0
$ @4 ?) J, ?/ y# J1 e% k8 ]2 UC_C26 0 N65594 91p TC=0,0
: U Y3 l$ P/ I, A9 w# ?C_C20 N65078 N65084 2p TC=0,0
& c2 S/ P* b9 ]* F+ F' x& }X_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP
; \, z/ s1 V# J3 X2 _2 @* uR_R32 N65304 N65084 10k TC=0,0
5 N+ x7 E' E0 `9 n) `* tR_R38 0 N65078 200k TC=0,0 : q$ W5 ?4 D+ y
R_R35 N64854 N64844 10000k TC=0,0 8 I5 y( ~+ ^" Z1 J+ S. B% C
R_R36 VEE4 N65118 1k TC=0,0
" v* X" d% D$ x% \7 ~# \C_C24 N65556 N65606 1p TC=0,0
# Z) g5 G5 Y9 `% G B8 }. `R_R41 0 N35593 100 TC=0,0
- d8 y0 B( y# X, ?R_R42 0 N35593 100 TC=0,0
% t5 I6 `, w, o( h+ R9 dR_R43 N66667 N35531 220k TC=0,0 ) U) E% r; k7 q0 ?* x C
C_C27 N35593 N66667 1p TC=0,0
& K' _- |+ R& oR_R44 N68082 VCC3 1.1M TC=0,0
: N& t/ `1 {" d. O' l2 AR_R45 N35531 N68082 1.1M TC=0,0
7 S9 }2 N8 o+ R+ D8 V: _2 ^X_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045& W5 B* c; \5 A1 x* G
.PARAM rx=500k
. ^. {1 _& E: B q' `**** RESUMING 01.cir ****
, Q1 T1 H: V/ ], _. T a4 k.END" C$ P2 s9 l( W9 v) z& H; r1 ^* W
' i( m$ v9 W9 l) m7 r" e
**** EXPANSION OF SUBCIRCUIT X_U12 ****" v8 `: O# j' `* B
X_U12.RCM15 N35531 X_U12.105 10MEG8 N( q, s& B& O
X_U12.RCM25 N71678 X_U12.105 10MEG
* V- J/ v- `0 Z5 D; a" ~ L3 Z6 hX_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 12 o' P) U) h7 ` C& a0 l) p
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN& L& d, s4 n- Q6 X) b) w
X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN( b8 @, t; z1 h9 m1 d. z" T8 {
X_U12.RC1 VCC3 X_U12.5 537.15 T_ABS
4 [0 g# [/ d9 F! h6 {# v6 n$ R------------------------------$
$ b+ u! Z7 o0 L0 uERROR(ORPSIM-16145): unknown parameter5 T1 C5 T: }) ?. b. g3 w
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发表于 2015-12-18 19:44
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