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MIXER CIRCUIT
* p, M. D2 _! H" q/ m& o. n3 }3 l* U/ gM1 6 4 14 0 NMOS L=0.6U W=170U5 u, Z4 ~7 P3 ?+ g' }1 v- v
M2 7 5 14 0 NMOS L=0.6U W=170U
3 U" m; k& O5 e2 _8 Y2 ]1 z% l9 bM3 6 5 15 0 NMOS L=0.6U W=170U
: t$ m, K3 a. |6 ZM4 7 4 15 0 NMOS L=0.6U W=170U) o( S8 Y) b8 }; w5 B b
M5 14 18 13 0 NMOS L=0.6U W=277U
' R- {4 B! }# uM6 15 19 13 0 NMOS L=0.6U W=277U
3 I( K/ ]$ L* E: F, ^M7 13 1 0 0 NMOS L=2U W=400U
# e3 Z; \/ B( D" KR1 8 6 900
( T8 x% ]) t: _! GR2 8 7 1200
/ D+ A& ^0 ], cR3 4 11 10K& B# h2 }+ Z$ B4 Q7 h2 ~
R4 5 12 10K) B" c2 c- j; |2 Z0 b/ u, i
R5 16 18 10K
. n( X G6 f0 \; N, | uR6 17 19 10K$ _( T k1 y% u4 k+ C: q. Z6 S; S6 j' G
VDD 8 0 5" T& g( }4 ?7 t+ U$ _
Vref1 1 0 1.21 ]9 s+ r1 l- G2 E! {
Vref2 11 0 2.8
0 n3 d# |/ Q' l2 DVref3 12 0 2.84 d4 U' O2 S, W) t1 B1 _
Vref4 16 0 1.8 h/ R* }- m+ m3 \) u: F/ c
Vref5 17 0 1.8
6 i) X# U" a t; o, @2 wC1 9 4 1n4 r8 G% j9 a: q( V8 m
C2 10 5 1n. g3 \' A, ~ i( m7 Y& H
C3 2 18 1n
1 {: P, M' v p3 H7 ZC4 3 19 1n8 N. N8 p' y. ?7 M
c5 6 8 100p
' ]# ]: [; c- `' \! H; Kc6 7 8 100p
' h( e* ^9 v5 o/ u0 ?! PVLO1 9 0 SIN(0 0.8 50MEG 0 0 0)
. m4 _* v4 {9 q T4 W( m" AVLO2 10 0 SIN(0 0.8 50MEG 0 0 180)5 r, f+ V( n* K8 p+ c, ^
V1 2 0 SIN(0 30m 50.1MEG 0 0 0), g. ?& D6 r4 T* X3 c, a5 `
V2 3 0 SIN(0 30m 50.1MEG 0 0 180)
" ^7 b& W0 ~7 d.MODEL NMOS NMOS(LEVEL=2 LD=0.250U TOX=365E-10/ b) j- B$ a; y3 ^+ Q) ~
+NSUB=2.13818E+16 VTO=0.84898 KP=5.77900E-05& X% T7 Z6 V% t5 C) p# j
+GAMMA=0.8905 PHI=0.6 U0=610.8 UEXP=0.244555
% H# i4 j9 F0 Q- ?- ^1 g0 s+UCRIT=128615 DELTA=2.0298 VMAX=92227.9 XJ=0.250U
- E" N$ B" f1 L4 ~4 ?, |4 u+LAMBDA=1.956049E-02 NFS=2.307838E+12 NEFF=1
( a$ O) {& ^& l0 C& m+NSS=1.0E+12 TPG=1.0 RSH=22.730 CGDO=3.54775E-10* b+ M( t0 {, u7 m; N5 o
+CGSO=3.54775E-10 CGBO=6.354506E-10 CJ=3.7740E-049 m0 D: }3 |! {" g$ D! a, H: |
+MJ=0.45890 CJSW=5.1360E-10 MJSW=0.36620 PB=0.800)
. C: ?/ X* {4 a- `$ ].TRAN 0.1u 100u 0 1n
2 v* e* U# E! S* A' f) b.PROBE
( l v7 N; N( A& @, ?.OP+ y1 ^; e* V* _# v! _5 h7 K
.END! _9 ^) ?/ R, @: Z( R# S8 i$ q
; o% d. k1 G( u" L/ U) D- z1 V- p! ?6 G; h
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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