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l(f)ڣ[2009-3-8]    [3121]ΡЇ(gu)늚Ј(chng)ُ(gu)W(wng)[EM39.com]{(bio)pԄ(dng)L}
      (sh)·O(sh)Ӌ(j)һֱ_Ӳ·O(sh)Ӌ(j)ܵƿi֪F(xin)(sh)綼ģMֻЌģM̖(ho)D(zhun)׃ɔ(sh)̖(ho)ŷM(jn)һ̎ģM̖(ho)͔(sh)̖(ho)D(zhun)׃Ƿ(sh)r(sh)_·O(sh)Ӌ(j)Ҫָ(bio)

ˇ㷨M(jn)(hu)Ӱϵy(tng)(sh)ģ׃QľF(xin)(sh)бɔ_•Ҳ_(sh)ģ·ܵҪء

(sh)·O(sh)Ӌ(j)(dng)ɔ_Դɔ_(du)͸ɔ_;ıeǷ(sh)O(sh)Ӌ(j)ɔ_ĻA(ch)ͨ·УģM̖(ho)ڴSr(sh)g׃Bm(x)׃늉ЧɷO(sh)Ӌ(j){(dio)ԇ^Ҫͬr(sh)@ɂ(g)׃(du)ⲿĸɔ_ͨ鱻ɔ_(du)(sh)̖(ho)ֻSr(sh)g׃T늉ɷģM̖(ho)(du)ɔ_^ߵij@̖(ho)׃죬؄e׃ٶȿ߀^ߵĸlCɷ(du)ጷͨɔ_Դ

ɔ_ԴĔ(sh)·ֶCMOSˇĶ(do)”(sh)̖(ho)ݔ˘OߵݔͨڎʮkWךWķ@Ӹߵă(ni)茧(do)”(sh)̖(ho)ϵdz΢ֻ늉Ч̖(ho)ڔ(sh)ϸɔ_@̖(ho)늉͸ɔ_ԴCLK̖(ho)Reset̖(ho)˿ٽ׃Ĕ(sh)̖(ho)(sh)̖(ho)Դ__늸кͻͬ_P(gun)•SSNҲǔ(sh)·дڵҪһ늉͸ɔ_Դ·߀һЩ̖(ho)؄eֱԴؓ(f)d֮gԴ̖(ho)^(j)̖(ho)܇(hu)Б(yng)ň(chng)M(jn)׃늈(chng)ڷr(sh)ֱԴ͸ɔ_Դ

oՓ늉߀͵ĸɔ_Դϵɔ_(du)r(sh)ȿͨ^·(do)Ҳͨ^g늴ň(chng)߶߼ȻһķߣڹֻܷһNڂy(tng)SPICE·湤Уֻ]·(do)͵ĸɔ_]g늴ň(chng)һPCB̖(ho)ԣSIֻg늴ň(chng)ϣеԴضDCֱ]·ȡIJҲ_(sh)•Ҫԭ

(sh)ģO(sh)Ӌ(j)Դ͵صĄǘI(y)(ni)(zhng)ՓĽc(din)y(tng)O(sh)Ӌ(j)(sh)ģMֱ(yn)_ȻSϵy(tng)ԽԽ(f)s(sh)ģ·ɶȲָ֕(hu)ɔ(sh)̖(ho)ָ̖(ho)M(jn)Ӱ̖(ho)⣬Դķָ߀Դϵy(tng)迹^c(din)Bӡ߀ָڿָ̖(ho)·c(din)BԱָ}(sh)ģ֮g̖(ho)ܶyڷ_@Nc(din)BӡҲyָֻDZ?jn)?sh)ֺģMֲҪ棻߀һЩYϽBڿָ̖(ho)߅ؾ߲“(lin)Áṩ·oՓķNƺһҶгɹȻ@ЩָЧԼܴڵĆ}һֱ]Йz(yn)Ę(bio)(zhn)

(sh)·ķ߀ģ͵Ć}I(y)ձܵģM·ģ߀SPICEģ(sh)·̖(ho)ԷʹIBISģEDA˾ķܛѽ(jng)Ƴֶ֧Nģ͵ĻģͷȻ[O(sh)Ӌ(j)^Ҫyģ؄eģMģͺyõڔ(sh)O(sh)Ӌ(j)r(sh)˲B(ti)ijһr(sh)gc(din)ϴ_늉ֵǷҪֶ{(dio)ԇеʾǘֱ^]о_ģͣ˲B(ti)͟o(sh)F(xin)Ȼ(du)ģMO(sh)Ӌ(j)؄e•(l)Դڕr(sh)gSyyA(y)y(c)ֻ֪lʎʹ·@r(sh)҂ͨ(hu)lll̖(ho)P(gun)עc(din)׃ͬlVxá߸ɴW(wng)j(lu)xNAǘӿ̖(ho)•ͨ^ͨlSYZ(sh)M(jn)A(y)y(c)ɔ_l(f)lʺͷҊ(sh)•Ҫֻ֧ģ͵ķҲҪͬr(sh)֧֕r(sh)l

ͨ^Ansoft˾ġAD-Mix Signal Noise Design Suites (sh)•O(sh)Ӌ(j)ܛČ(du)(sh)ģO(sh)Ӌ(j)PCBķ̽(sh)ģ·•ɔ_̓(yu)O(sh)Ӌ(j);_(d)ϵy(tng)Ŀ


Դ:PCBNet

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