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标题: 求大神 2.4GHz混频器网格修改!!!急等!!! [打印本页]

作者: 446701197    时间: 2012-5-11 12:51
标题: 求大神 2.4GHz混频器网格修改!!!急等!!!
MIXER CIRCUIT
/ y0 N5 S0 \: p6 LM1 6 4 14 0 NMOS L=0.6U W=170U, U. }" p/ E# h: j0 p! P. f! s
M2 7 5 14 0 NMOS L=0.6U W=170U
3 w2 @8 X3 {$ v3 j: p" qM3 6 5 15 0 NMOS L=0.6U W=170U6 x8 b9 z2 @8 `. a& p
M4 7 4 15 0 NMOS L=0.6U W=170U
9 {2 [; g' u3 L5 r' T1 \M5 14 18 13 0 NMOS L=0.6U W=277U
3 ]1 S# r8 D6 DM6 15 19 13 0 NMOS L=0.6U W=277U
' }- T6 D9 W, N5 G% TM7 13 1 0 0 NMOS L=2U W=400U$ r- P8 H# M( M$ U" @5 Y0 \
R1 8 6 9001 H& j; R! I: b7 \' w; L
R2 8 7 1200
2 f2 Q  g# J# H# [: E' [4 FR3 4 11 10K4 y* y  e5 h7 D/ g+ I) P
R4 5 12 10K% k0 K$ y& n" e. e* h! S3 R
R5 16 18 10K) Z. _2 t" P! ?
R6 17 19 10K
/ o; w8 j5 N+ E4 t( W" J" Z! `VDD 8 0 5
5 s& }& v$ P  Y, o7 M, E2 N" j" nVref1 1 0 1.2$ o, z7 h. {& h# `+ |
Vref2 11 0 2.8
  @6 l. x1 W% w: s; D3 C/ V+ lVref3 12 0 2.8
. f& U; o; B: e' k0 ~Vref4 16 0 1.8
+ _# W  ]9 Q; K! I$ r4 f4 X* tVref5 17 0 1.8
5 o9 {- M$ n# P  ?9 u8 TC1 9 4 1n
. L7 V6 J$ i3 ^8 SC2 10 5 1n
- ?: |4 @% c9 [2 i& S7 |+ D. Y: kC3 2 18 1n
( ]2 E/ f0 N5 A* Q# mC4 3 19 1n
, J# {) x; i  Z/ [% Gc5 6 8 100p& _4 t5 W6 h/ v" B% F( O6 ?& [
c6 7 8 100p
! p$ Y" b, o) }VLO1 9 0  SIN(0 0.8 50MEG 0 0 0). h4 l! e5 V, y; V/ o" A6 X& ~
VLO2 10 0  SIN(0 0.8 50MEG 0 0 180). Q5 t( ?4 d% `+ {6 ]& o
V1 2 0 SIN(0 30m 50.1MEG 0 0 0)
( M6 d1 M$ t  J* g9 PV2 3 0 SIN(0 30m 50.1MEG 0 0 180)
3 @3 q) L7 ?9 P# `9 a$ M, H; D. d.MODEL NMOS NMOS(LEVEL=2 LD=0.250U TOX=365E-10
, k$ `+ W9 E& z4 E( ?9 I+ Y+NSUB=2.13818E+16 VTO=0.84898 KP=5.77900E-05
7 h/ x# l* f- _/ S- @# s" \0 o+GAMMA=0.8905 PHI=0.6 U0=610.8 UEXP=0.244555
3 D6 z' g- E/ \* f- K8 z- H8 D+UCRIT=128615 DELTA=2.0298 VMAX=92227.9 XJ=0.250U- B/ ?9 `; k  K3 Y, ]5 K# e
+LAMBDA=1.956049E-02 NFS=2.307838E+12 NEFF=1( T6 R7 G/ f/ `" V
+NSS=1.0E+12 TPG=1.0 RSH=22.730 CGDO=3.54775E-10
# `# B( [( i  o% U0 ^& g! Y% ]* q+CGSO=3.54775E-10 CGBO=6.354506E-10 CJ=3.7740E-04
9 }6 R: a3 \' J0 U- E+ ~/ J% o+MJ=0.45890 CJSW=5.1360E-10 MJSW=0.36620 PB=0.800)
  g- j: j" F3 e7 Y.TRAN 0.1u 100u 0 1n: p6 c1 O) K: N% J' V1 e5 J- z
.PROBE
+ h$ @/ C+ _6 e1 A3 k% d.OP
6 h% m* @1 ]; N% [- \% O. X.END
, z/ F1 ^  ]8 u5 \" z3 I0 }% j( W' @  p

* W, g8 {; [2 O" |" W- \8 ^4 y- G! k" g这个怎么修改成2.4GHz的啊 并仿真出噪声系数 附有电路图   求各位大神帮忙

混频器.jpg (34.27 KB, 下载次数: 2)

混频器.jpg





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