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MIXER CIRCUIT; o* x. u" S1 D# F/ l' z
M1 6 4 14 0 NMOS L=0.6U W=170U
7 C8 b, K9 \* ?2 OM2 7 5 14 0 NMOS L=0.6U W=170U3 c) M1 Q, m7 t* O, ~% c% f/ F
M3 6 5 15 0 NMOS L=0.6U W=170U
. l* J/ H& M: A) B8 ]M4 7 4 15 0 NMOS L=0.6U W=170U# T7 i I, J1 n2 U& x( ^
M5 14 18 13 0 NMOS L=0.6U W=277U; @. H6 w4 V1 ?8 J
M6 15 19 13 0 NMOS L=0.6U W=277U
+ \$ X5 C" d q* M" J! XM7 13 1 0 0 NMOS L=2U W=400U: Z& c9 O2 z! a# @, Q' e* p& j" S
R1 8 6 900
4 E3 E) G% o0 s+ FR2 8 7 12004 V+ I% t) N: ^( |
R3 4 11 10K
* p* }" |# s2 v: PR4 5 12 10K
3 i, c$ t' I; W- d3 B) x5 jR5 16 18 10K
) a" q5 v; m- }% WR6 17 19 10K
( Q6 T2 A% S" }: k( J jVDD 8 0 5
, M5 J$ y! M& Y# a) l# `Vref1 1 0 1.2
) |" ]3 |4 D5 J* x1 q/ y4 OVref2 11 0 2.88 L# _7 a( Y8 }
Vref3 12 0 2.8
. p. P+ m$ U9 pVref4 16 0 1.8$ P4 Y* a X/ h7 E& r0 v2 g+ {
Vref5 17 0 1.8
4 T2 v. I& M. UC1 9 4 1n
; I3 S2 M: _; |1 K; \" R; F4 EC2 10 5 1n' q0 T! }% E4 H. V& ~7 n, n+ t$ D
C3 2 18 1n* f8 Q, h" }& |8 I
C4 3 19 1n; e" m. e; N& S; C: g
c5 6 8 100p
! z# ?2 v6 z5 mc6 7 8 100p8 D* C- ~- K4 T1 a/ Q0 @) P
VLO1 9 0 SIN(0 0.8 50MEG 0 0 0); p U. H& v4 J( K: q
VLO2 10 0 SIN(0 0.8 50MEG 0 0 180)* h" g& G! Y! `5 t# d" E3 r
V1 2 0 SIN(0 30m 50.1MEG 0 0 0)+ T1 e: i. g9 [4 C
V2 3 0 SIN(0 30m 50.1MEG 0 0 180)
9 [/ ^) k1 T4 ^* r& _.MODEL NMOS NMOS(LEVEL=2 LD=0.250U TOX=365E-10
]: Z# m2 ]2 j7 A$ a) _# \5 V: N3 ]+NSUB=2.13818E+16 VTO=0.84898 KP=5.77900E-05
9 w9 ~2 C. I& u3 T+GAMMA=0.8905 PHI=0.6 U0=610.8 UEXP=0.244555
$ l9 R5 Q, S. f0 j; M* h+ K5 C5 y# ^5 G( Z+UCRIT=128615 DELTA=2.0298 VMAX=92227.9 XJ=0.250U ?9 b0 q' M7 i7 n7 o3 ^6 K
+LAMBDA=1.956049E-02 NFS=2.307838E+12 NEFF=15 z/ k- V0 S, c: p0 k. c
+NSS=1.0E+12 TPG=1.0 RSH=22.730 CGDO=3.54775E-10
& G# o& S% |% f; a7 f+ K+CGSO=3.54775E-10 CGBO=6.354506E-10 CJ=3.7740E-04
- u" j- L# u1 q8 o9 i+MJ=0.45890 CJSW=5.1360E-10 MJSW=0.36620 PB=0.800)
8 s/ \" H3 P+ P5 a& W5 R" V5 l.TRAN 0.1u 100u 0 1n
- j; x/ v) @$ t! R# N% |5 U.PROBE. A0 r3 I2 o7 G- ?' b2 d0 B/ ^
.OP
$ O1 }1 `% o# I" o1 B" q( l.END5 ^# A' }0 |' A4 M, \4 o
7 l2 y6 w4 e2 J' ?1 {6 x$ b' m$ Q# E4 }: q2 c7 ~
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 |
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