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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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5 \9 l4 r; A2 @) @0 r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：2 A+ [0 i7 L& f% M
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（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。）1 B- ? r# C1 U5 C X' j# L
3 @. W/ { y3 o+ _6 d1 v' g* o* \4 I& z: [**** 12/18/15 18:43:33 ***** PSpice 16.6.0 (October 2012) ***** ID# 0 ********
6 a( y) r; P/ |; F2 F2 k** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ]
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u5 d. f. m7 x**** CIRCUIT DESCRIPTION
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h' @' W0 Q, c0 e/ k******************************************************************************
! i- m& o4 `* s% n4 C
5 t$ F6 z8 @* \# a: `* c
: [. G" [, C/ h- H** Creating circuit file "01.cir"
' R2 v7 t) z- j- |+ T% O/ P" l, a** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS z" l) W# f4 D/ I( I
*Libraries:
$ x. N2 h3 ^+ a* V* Profile Libraries :3 `4 h1 \4 Z, Q6 S+ m
* Local Libraries :
7 U9 \5 C7 H8 L! v0 T2 x.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib" ( T% L" E! p* _, A' v
.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib" ' h! B) p) @! s! A/ l' g
.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib"
; b: m+ y7 C# P1 ` J5 Y.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib" & E) o5 l! B; L2 [2 A) x
.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib"
q! r3 x( e. V: F0 s* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\OrCAD_PSpice/16.6.0/PSpice.ini file:
9 m. u/ K. Y1 [ p# Z/ V*Analysis directives: 1 j) @7 s4 ^. p/ s: Z
.AC DEC 10 10Hz 100000000Hz
& d2 H3 q! V4 V* I.OPTIONS ADVCONV
8 t/ q: ~* ~" T# B.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) ) ?1 n$ R/ M2 K3 [, l2 e$ Y- v+ I
$
; U. U! F, r) @( MERROR(ORPSIM-16058): Command ignored
9 Q4 i3 N; g& ]$ Z( I0 P.INC "..\SCHEMATIC1.net"
3 A r6 l+ H3 b9 r; q& |! R5 v
- m6 g; p0 K$ q**** INCLUDING SCHEMATIC1.net ****
7 O% ^4 l! m6 W8 K4 f5 ~; j* source TEST3
, R+ W9 M3 [' m1 k: I" m4 O: {X_U3 N22677 N22309 VCC VEE N22589 ADA4610
% G. t# j, ^9 t3 Z1 gC_C9 N22335 N22327 1000p TC=0,0
# h( z5 ]- \7 o/ c1 _* ~) h* \X_M4 VEE N22683 VEE VEE BF998WR/PLP# r" R1 s4 P$ E
R_R15 N22317 N22589 10k TC=0,0
" z5 p& c/ Z: R$ A6 y( g. }R_R16 0 N22677 500k TC=0,0
4 c. J8 `- Q% R7 D) ?' P3 t+ HR_R19 N22309 N22387 500k TC=0,0 4 {% ` l z* y5 K4 d
R_R20 0 N22309 500k TC=0,0 0 X4 M. }( t" A& J0 E" n. S i
R_R18 VEE N22387 500k TC=0,0
2 b! J+ F0 B* i9 o; K* LR_R13 N22677 N22335 500k TC=0,0 4 S1 }0 c& m' g* L
R_R14 N22589 N22327 10k TC=0,0
+ ^7 j1 Z7 q& QX_M3 N22683 VCC N22327 N22327 BF998WR/PLP4 i- B3 j6 a( T2 ^4 F- C
R_R17 0 N22317 10k TC=0,0 1 T" G3 c7 ?& s& G/ n+ y
V_V7 VCC 0 5Vdc: n, L) V6 t6 Z8 g; U, f
V_V8 0 VEE 5Vdc
; o1 r; u' H- ~8 ?C_C10 N22309 N22317 1000p TC=0,0 6 s% F- a- b1 h8 O8 v1 Y- B
C_C7 0 N35645 91p TC=0,0 ) ]( ]% H2 e; o W( _5 m. z" M7 M
V_V2 VCC3 0 5Vdc$ [9 x; h2 a& a( k5 G
C_C1 N35593 N35663 1p TC=0,0 $ j9 I; t- B t9 {
C_C5 N35645 N35531 1p TC=0,0
8 z3 b0 e$ ?' y7 p% `6 w" w, G/ nC_C2 N35531 N35663 10p TC=0,0
$ ]! c/ V; M, ~% ~. f x; GC_C4 N66667 N35531 1p TC=0,0
. x) l0 _; k+ V; D4 PV_V1 N35593 0 DC 0Vdc AC 10Vac & y h* K, Z# V [, y( U3 B Q4 F
C_C6 0 N35531 1p TC=0,0 " r7 S( P1 }1 l0 b/ I+ H) _1 m4 Z! g
R_R2 N35593 N66667 680k TC=0,0
" }; P; ?! n- eR_R6 0 N35531 200k TC=0,0
X$ C) J" C0 J! t$ [- J. T# g+ LR_R1 N35663 N35593 91 TC=0,0 0 l! T- K$ l: I5 X3 T% X# l# P: N
R_R5 N35531 N35645 10 TC=0,0 / `; _* |; J: z$ p
V_V3 0 VEE3 5Vdc
S+ n9 W. |% l( r8 x2 J! vC_C14 N44706 N44772 1p TC=0,0 / f3 C _. e1 q; ?6 T) e# C
C_C13 N44754 N44702 1p TC=0,0
& B" F: [& g9 ^R_R24 N44702 N44754 10 TC=0,0
: h" J0 h' C& ~6 Q# PC_C11 N44702 N44772 10p TC=0,0
$ V6 N! O0 J7 Q- u2 J o/ uR_R22 0 N44702 100k TC=0,0
b# ?/ C3 J5 D, KV_V10 N44706 0 DC 0Vdc AC 10Vac
& G& D' [0 b9 Y% l6 w& bR_R23 N44772 N44706 91 TC=0,0
M |: t0 m- C6 G: h) d, m+ WC_C15 0 N44702 1p TC=0,0
: N5 F2 @3 N7 w. l% dC_C16 0 N44754 91p TC=0,0 1 O) m! A7 u! j
C_C12 N44706 N44698 1p TC=0,0
* d% w! t8 ]5 ]( IR_R26 N44698 N44702 220k TC=0,0
: T N& g/ `, ` P2 p3 Q1 @; TR_R25 N44706 N44698 680k TC=0,0
5 v1 ], @4 i+ a! AC_C17 N44698 N44702 1p TC=0,0
, g& Z0 z4 I- e5 y; ~$ n4 v kV_V9 N22335 0 DC 0Vdc AC 1Vac $ w4 |; ~7 T# V1 W5 [" W
X_U8 VCC N22683 N22387 PBR951
6 ?+ f; o( n) t( |; e, e. o5 b; H" R$ _, OR_R34 0 N64836 100k TC=0,0 ! e' o G: r4 c
V_V13 N65556 0 DC 0Vdc AC 10Vac
+ d( X. Z. I$ |6 R6 [C_C25 0 N65078 1p TC=0,0 0 B1 J G% g* R0 m' s( ~/ x
R_R39 N65606 N65556 90 TC=0,0 - {- }" j1 h" b1 ~: L1 W
R_R28 N64854 N65118 100k TC=0,0 7 U% w; s5 K4 Q9 t/ s
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP9 r$ ?8 W* y1 f0 ?5 B% y# \$ F
R_R37 N65556 N65078 900k TC=0,0 * M4 P& A f7 b$ V A4 N
R_R29 0 N64854 100k TC=0,0 ; H }! I* B f2 }. D
V_V11 VCC4 0 5Vdc; ~5 [! _7 _& W' L- H5 U1 z
V_V12 0 VEE4 5Vdc& y: h4 Z, Q2 C9 Y. _! D
C_C22 N65556 N65078 1p TC=0,0 ) ]3 d7 h( p" @+ c7 f: a- P5 S3 x% }
C_C21 N65078 N65606 10p TC=0,0
A% ~. D8 d# fR_R33 N64836 N65078 100k TC=0,0
1 z3 Y- G K, Z: S5 U% RR_R30 N64844 N65304 10k TC=0,0 ( p7 [7 x$ N. a
C_C23 N65594 N65078 1p TC=0,0
7 U+ P+ C4 \+ J3 O& `2 P# c& PX_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610
/ a; \) V" {5 j! W( GR_R31 0 N64844 10k TC=0,0 " d1 I e0 ^5 k3 e4 B+ y
X_U11 VCC4 N65382 N65118 PBR951
: g9 {" J, X4 X9 vC_C19 N64854 N64844 2p TC=0,0 ! d- _: W D7 H0 }( X
R_R40 N65078 N65594 10 TC=0,0 ; L- [6 [. `" B/ z# B
C_C26 0 N65594 91p TC=0,0 % j6 V2 z: m' o8 p0 z% H! l+ g
C_C20 N65078 N65084 2p TC=0,0
) p" |0 m* x2 @# ?X_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP9 e1 _, [# D0 `/ B5 R
R_R32 N65304 N65084 10k TC=0,0
/ ~% B8 c" I- }" O0 {R_R38 0 N65078 200k TC=0,0 7 b% t# j' s. s, O4 d
R_R35 N64854 N64844 10000k TC=0,0
6 T) }( g7 a4 a \/ n1 d. VR_R36 VEE4 N65118 1k TC=0,0 2 J" F! j8 o( k$ D. p* h& W7 s
C_C24 N65556 N65606 1p TC=0,0 8 C4 |. v% l- t" D+ G4 {& I, d
R_R41 0 N35593 100 TC=0,0 - ~; @+ ~; O; s4 q, g/ V4 q
R_R42 0 N35593 100 TC=0,0
; j) }6 D5 a" R- G2 G3 d, M8 }7 \R_R43 N66667 N35531 220k TC=0,0
! o1 U+ o1 P; \2 r8 f) j) r+ ]C_C27 N35593 N66667 1p TC=0,0
# {% ^# f! q0 A( tR_R44 N68082 VCC3 1.1M TC=0,0 . Y9 p, A+ G7 u
R_R45 N35531 N68082 1.1M TC=0,0
1 ?3 j* ^$ B! ]* o5 }: ^4 s' Z. K- PX_U12 N35531 N71678 N71678 VCC3 VEE3 AD80450 M" u7 K% G; N5 A5 ^, @; ?
.PARAM rx=500k9 B9 H9 v* u) n# \, r" x
**** RESUMING 01.cir ****& y. [% i7 w# w0 e& {3 i) ]
.END7 |$ S( s/ q$ \( I8 t9 ~3 y
' c s6 g8 {' T* g8 h& P% @) S**** EXPANSION OF SUBCIRCUIT X_U12 ****
4 e8 P. u5 z& E/ K6 ?4 Z4 eX_U12.RCM15 N35531 X_U12.105 10MEG" R6 Y0 |1 X* \! G/ k) U
X_U12.RCM25 N71678 X_U12.105 10MEG
/ H: R& O6 z1 C, d/ g; IX_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 1/ L4 c! T/ a% E! O0 b2 d
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN" \7 U; n% z& c
X_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN
4 L3 D1 P% Z5 L( N, _7 z; uX_U12.RC1 VCC3 X_U12.5 537.15 T_ABS* t+ D9 v* X0 B- i
------------------------------$
+ |+ U3 _) l( P5 D9 g4 cERROR(ORPSIM-16145): unknown parameter- Q2 n. [7 z5 f/ A4 S$ c2 ]+ D
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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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