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电路是一个很简单的分压电路加一个运放，如下： s: c3 y/ \& X8 Q* p
/ U4 z @9 Q: O6 v1 {2 e5 Z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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（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 ********9 a0 D$ z3 S5 M$ V( @4 j9 [7 O
** Profile: "SCHEMATIC1-01" [ E:\work\simulation circuit\simulation circuit of me\test3-pspicefiles\schematic1\01.sim ] * ~0 ?. v! v. B/ d2 e
% }) I8 r, h$ J7 `2 e& M. n**** CIRCUIT DESCRIPTION" H1 T% N3 P0 n2 d0 V
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******************************************************************************* t* x; E# L' g* }+ w; X! R: m3 m# Y/ ~
; [7 b% m6 L q: ? G( B
5 s: H$ r7 p* ~. z3 @: o& ]! ~
** Creating circuit file "01.cir" 8 l& p' P; i: K$ k
** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS
- O) y0 G! E# D) _*Libraries:
$ y( Y ^, V# c2 L1 [# w" j- P* Profile Libraries :
1 d( }1 f& |- b1 E" y6 u* Local Libraries :' v6 Q6 h0 {4 x. o
.LIB "E:/work/PSPice/PSpice_Module/AD8045/ad8045.lib" $ j5 L+ X8 T( J" C0 Q$ d+ g
.LIB "E:/work/PSPice/PSpice_Module/PBF951/pbr951.lib" 6 E0 H' f/ B; b! h; K
.LIB "E:/work/PSPice/PSpice_Module/bfg520_xr/bfg520xr.lib" 7 ^5 ]- [$ ~4 I
.LIB "e:/work/pspice/pspice_module/ada4610/ada4610.lib"
$ s! v: O4 p8 ~4 P5 \.LIB "e:/work/pspice/pspice_module/bf998wr/m4.lib"
: m7 e/ c2 U- a& S$ `; D* From [PSPICE NETLIST] section of C:\Users\Administrator\AppData\Roaming\SPB_Data\cdssetup\orcad_PSpice/16.6.0/PSpice.ini file:: {0 O$ q3 s* C/ W a& l
*Analysis directives: ' {$ {$ x* ~0 M, T+ ?) n
.AC DEC 10 10Hz 100000000Hz) A2 t! \# g, d; @# ]# [
.OPTIONS ADVCONV/ \% {0 V1 @2 c& C. j8 n
.PROBE64 V(alias(*)) I(alias(*)) W(alias(*)) D(alias(*)) NOISE(alias(*)) 8 {$ }7 w5 h' _! n3 F
$5 P4 }/ [ g, j. U2 U) _0 F
ERROR(ORPSIM-16058): Command ignored
9 c+ U% t$ h* l/ _7 r/ q# f.INC "..\SCHEMATIC1.net"
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# h; c8 x8 d8 o' B**** INCLUDING SCHEMATIC1.net ****- i/ C9 x% u4 Y9 D5 ~
* source TEST3; B; y6 T& Y' \6 O% h) }
X_U3 N22677 N22309 VCC VEE N22589 ADA4610
/ v! H) i+ g0 y T$ DC_C9 N22335 N22327 1000p TC=0,0 4 q7 }9 ]* x( q; P5 k2 w
X_M4 VEE N22683 VEE VEE BF998WR/PLP
' s' j2 n# \- P8 w% BR_R15 N22317 N22589 10k TC=0,0 7 \8 m& D" y& V3 P" W
R_R16 0 N22677 500k TC=0,0 % I; i3 z, z- _8 S% S4 n$ l
R_R19 N22309 N22387 500k TC=0,0 * a* m" g+ T( i& s) T1 e6 D
R_R20 0 N22309 500k TC=0,0 ! J- w) Z9 F8 P0 t5 b9 Q
R_R18 VEE N22387 500k TC=0,0 & {5 K! e. ] E. J4 z, [+ o
R_R13 N22677 N22335 500k TC=0,0 3 B/ Q" B$ T/ ?, ]0 e2 o6 g
R_R14 N22589 N22327 10k TC=0,0
& L7 Y5 T) q% h8 _: _X_M3 N22683 VCC N22327 N22327 BF998WR/PLP
5 r9 s" X' n4 u% mR_R17 0 N22317 10k TC=0,0 ) C) A, t' C' f1 t
V_V7 VCC 0 5Vdc: F( e4 d+ B6 `0 `4 P
V_V8 0 VEE 5Vdc
) ^, u' j3 p- o$ uC_C10 N22309 N22317 1000p TC=0,0
6 q. y# |" a4 d6 IC_C7 0 N35645 91p TC=0,0 / ^, b$ R1 f% \0 u7 c8 o
V_V2 VCC3 0 5Vdc* d" \4 Q0 s6 A" X0 a# p) k
C_C1 N35593 N35663 1p TC=0,0 ! q' \& O, ?) T1 X* H D
C_C5 N35645 N35531 1p TC=0,0 3 o) V) t# _+ U( c' A5 l
C_C2 N35531 N35663 10p TC=0,0
) j) l( R* ]/ |7 I, {C_C4 N66667 N35531 1p TC=0,0
u D2 f5 q7 r! g5 p- _V_V1 N35593 0 DC 0Vdc AC 10Vac + e+ P% O- m0 I
C_C6 0 N35531 1p TC=0,0
/ h9 X$ x+ `) M7 I. d5 TR_R2 N35593 N66667 680k TC=0,0
5 m/ I6 d, G+ b; ]& V1 u( E" O& CR_R6 0 N35531 200k TC=0,0 : s1 r7 V! Y2 k- s! g; }
R_R1 N35663 N35593 91 TC=0,0 y, F) c) m! G' r6 _% ^, G
R_R5 N35531 N35645 10 TC=0,0 6 Q' W0 p2 {4 I7 }
V_V3 0 VEE3 5Vdc) Z6 J/ w- x, O# t* u" M4 r
C_C14 N44706 N44772 1p TC=0,0
$ }2 S t" o( A- ~, C, B% UC_C13 N44754 N44702 1p TC=0,0
1 Q( m4 s( [+ v7 a: ~R_R24 N44702 N44754 10 TC=0,0
, ^, O6 \! B% R* Q0 aC_C11 N44702 N44772 10p TC=0,0
. I# f5 l9 V. _: t- U: L- j% U0 aR_R22 0 N44702 100k TC=0,0 ; f! K$ E, X7 ?# J. M9 f7 R* r
V_V10 N44706 0 DC 0Vdc AC 10Vac 8 a% W5 \, S2 U6 }0 d) q9 @
R_R23 N44772 N44706 91 TC=0,0 * N# m. w2 q) I: Q( A9 a
C_C15 0 N44702 1p TC=0,0 . B' m7 ?- G( h+ a0 T- _" l
C_C16 0 N44754 91p TC=0,0
$ a# c" Q/ [+ t( H2 O+ [; {5 M! SC_C12 N44706 N44698 1p TC=0,0
4 s5 c: n, a$ @# i5 sR_R26 N44698 N44702 220k TC=0,0 & E/ d) X( X, Z$ `: V* n1 D2 T+ w, ?
R_R25 N44706 N44698 680k TC=0,0 + I9 ^) S( D5 ?4 t' f9 s1 `5 m9 A
C_C17 N44698 N44702 1p TC=0,0
! B; ^( y; S v( |V_V9 N22335 0 DC 0Vdc AC 1Vac % @+ }/ z1 X$ G7 J4 v" D
X_U8 VCC N22683 N22387 PBR951
! @3 X. S7 n3 kR_R34 0 N64836 100k TC=0,0
9 n7 Z; Q0 ^( w Q/ H4 t9 kV_V13 N65556 0 DC 0Vdc AC 10Vac
; Q' e* W, U1 W6 pC_C25 0 N65078 1p TC=0,0
5 _' V/ S k! H4 {& PR_R39 N65606 N65556 90 TC=0,0
3 ]$ t1 |$ A: K7 vR_R28 N64854 N65118 100k TC=0,0 / o! N6 [7 Q) q0 h+ g
X_M6 N65382 VCC4 N65084 N65084 BF998WR/PLP
* r( m+ x. k2 \+ y" AR_R37 N65556 N65078 900k TC=0,0
* V2 ^0 c, ~. N3 G( M9 p* T' @2 YR_R29 0 N64854 100k TC=0,0
; q7 o, @' o( f1 U8 [V_V11 VCC4 0 5Vdc
, S3 p5 {& P9 uV_V12 0 VEE4 5Vdc9 _0 M' o3 o: Y# N* ^- d
C_C22 N65556 N65078 1p TC=0,0
% T# w0 d* W$ b/ [$ {! U) l/ IC_C21 N65078 N65606 10p TC=0,0 : M; u5 |$ l) S- t0 g" n
R_R33 N64836 N65078 100k TC=0,0 6 z" Q, W" k& ~, m0 J! @! l
R_R30 N64844 N65304 10k TC=0,0 : N2 d+ d& h2 v+ ~7 @
C_C23 N65594 N65078 1p TC=0,0 ) |/ j* I& u% Q2 E1 i
X_U10 N64836 N64854 VCC4 VEE4 N65304 ADA4610 3 j! @' V3 _/ Z" }7 [
R_R31 0 N64844 10k TC=0,0
8 k4 p6 x' l7 c4 X% s# ^+ j. cX_U11 VCC4 N65382 N65118 PBR951# d) j1 y; |* p! P" s
C_C19 N64854 N64844 2p TC=0,0 # U, u6 z7 a6 [- o
R_R40 N65078 N65594 10 TC=0,0 + l( X& ~$ O3 ?/ z O( D9 z. T
C_C26 0 N65594 91p TC=0,0
; ^% z' f' Z' N2 ]C_C20 N65078 N65084 2p TC=0,0
8 z7 n2 T4 t! n9 y0 `' {' m1 KX_M5 VEE4 N65382 VEE4 VEE4 BF998WR/PLP4 B/ L5 B1 f" Y) ]9 {) C
R_R32 N65304 N65084 10k TC=0,0
: o$ T; ]6 l8 [/ t# x0 ]; U6 iR_R38 0 N65078 200k TC=0,0
0 R4 a% g6 Z6 W) {$ ]4 S; p: g Q% eR_R35 N64854 N64844 10000k TC=0,0
: ]; l3 K% s% iR_R36 VEE4 N65118 1k TC=0,0
7 m8 j5 P' ]1 C. V$ HC_C24 N65556 N65606 1p TC=0,0 ' b& p0 n2 Q# @
R_R41 0 N35593 100 TC=0,0
. C$ O# R$ z j5 ^R_R42 0 N35593 100 TC=0,0 2 c# T. K" `. q- ]
R_R43 N66667 N35531 220k TC=0,0 - q0 v, Z! A( D( x5 q
C_C27 N35593 N66667 1p TC=0,0
; M; [. P5 q( S2 |; K, L6 RR_R44 N68082 VCC3 1.1M TC=0,0
7 X; X6 x& R. c) tR_R45 N35531 N68082 1.1M TC=0,0 5 q( Y: I% [7 L( a( ^' G' ^
X_U12 N35531 N71678 N71678 VCC3 VEE3 AD8045
: x& v$ y& T0 m0 Q% j.PARAM rx=500k
: b, O" }8 J9 s**** RESUMING 01.cir ****
/ {) b9 i, b+ Y# R.END+ g! \; e' Q. ]4 m+ X4 D' }! r
6 C ~! A- n7 C; L**** EXPANSION OF SUBCIRCUIT X_U12 ****- ]( E8 J, S5 U. P5 s
X_U12.RCM15 N35531 X_U12.105 10MEG
4 K! j& s% {) a! U$ UX_U12.RCM25 N71678 X_U12.105 10MEG, E5 ]# z; E& m. r; C2 E& p
X_U12.EOS N35531 X_U12.92 POLY 1 X_U12.300 X_U12.100 0 19 Q9 i! o* ^0 V1 B3 ]3 I3 V
X_U12.Q1 X_U12.5 X_U12.9 X_U12.7 X_U12.NPN
7 Z; R3 Q2 k: f) CX_U12.Q2 X_U12.6 N71678 X_U12.8 X_U12.NPN5 j, z, F8 v: c% y- _7 q2 B' Z
X_U12.RC1 VCC3 X_U12.5 537.15 T_ABS
/ m. b5 S2 G$ d4 Y; J------------------------------$! d8 W; @' c3 X) m' x7 K
ERROR(ORPSIM-16145): unknown parameter
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发表于 2015-12-19 09:41
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反对！
发表于 2015-12-20 21:44
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