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本帖最後由 kk22047235 於 2010-10-26 08:10 PM 編輯
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大家好,小弟是ic設計新手' x- i0 @4 t; d" |; p. ^1 }
( n' ~% v* M1 [5 X7 @3 B5 v; n想問問hspice的opt用法
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xr1 vddq a rppo1rpo w=2.4u l=RLopt
. D6 O$ B2 S N3 oxr2 a b rppo1rpo w=2.4u l=RLopt' P5 D* j, ?1 M. O1 F1 u
xr3 b c rppo1rpo w=2.4u l=RLopt) [9 G! x$ @" ] `6 A
xr4 c d rppo1rpo w=2.4u l=RLopt6 Z' d- L+ x% @
xr5 d e rppo1rpo w=2.4u l=RLopt& y a$ A4 x5 }, H3 d
xr6 e f rppo1rpo w=2.4u l=RLopt
/ K/ U; q) s t2 Kxr7 f g rppo1rpo w=2.4u l=RLopt
" `# ^8 E2 u rxr8 g h rppo1rpo w=2.4u l=RLopt+ l( E( U2 L* X; }' ~
xr9 h i rppo1rpo w=2.4u l=RLopt
, x" A! ~* {; n& T% r8 a. \0 Kxr10 i j rppo1rpo w=2.4u l=RLopt
4 X+ r: N: L6 q: G5 d) w7 l2 f* e lxr11 j k rppo1rpo w=2.4u l=RLopt
0 @5 q4 I* S* wxr12 k vssq rppo1rpo w=2.4u l=RLopt+ _2 H6 F* d! B1 O- F
v1 vddq 0 1.8- y* Q+ }, X' O% W
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.probe
3 R; P! ^! ]4 L+ rout=par('1.8/i(v2)')" O. v( A; w$ C
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若要將上面的電阻做optimization,在vdd=1v時,使rout=22k歐姆
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8 j: A7 S' s4 G' v! ~8 Y請問該怎麼下指令呢,cic的教學快被我翻爛了囧!/ R' e5 k8 p4 ~( ~1 {7 z
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感謝大家 |
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