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l(f)ڣ[2011-3-29]    [6504]ΡЇ늚ЈُW(wng)[EM39.com]{pԄӝL}
      x:ADD(zhun)Q^Ҫָǹٶġݔʧ{(dio)늉ra(chn)Ļس•@ЩָӰ푺ƼsADD(zhun)Qܡ
1
ADD(zhun)Q^Ҫָǹٶȡݔʧ{(dio)늉ra(chn)Ļس•@ЩָӰ푺ƼsADD(zhun)Qٱ^ٶ^һi(Latch)Y(ji)(gu)ʧ{(dio)ͻس•^8λWq(Flash)ˮ(Pipeline)͵ȸA/DD(zhun)Q߾ȱ^ɷֱС늉ٶ^һö༉Y(ji)(gu)^ߵľțQʧ{(dio)УʵıҪ@O(sh)Ӌı^ݔ뷶2.5 Vٶ1 MSs12λαƽADD(zhun)Q˝MADD(zhun)Qָtٸ߾ȵı^
2 ^O(sh)Ӌ
ԓ^ݔ늉2.5 Vٶ1 MSs12λαƽADD(zhun)Q˱^ľّ(yng)_12 LSB0.3 mV늉ٶȸ12 MHzҪ]һO(sh)Ӌԕָ˞龫O.2 mVٶ20 MHzԓٸ߾ȵı^ͨö༉Y(ji)(gu)F(xin)iٶȸСȃ(yu)cĻA(ch)ϣ3ǰ÷ŴMɵA(y)Ŵ߾ݔʧ{(dio)cݔʧ{(dio)漼g(sh)Y(ji)ϵkʧ{(dio)ӰùԴԴSY(ji)(gu)ǰ÷Ŵiĕr犿Ɓƻس•ӰÔ(sh)|l(f)·@øܵĔ(sh)ݔ̖ҪעDZ횜ʴ_̎ñ^ĸAʹօf(xi){(dio)໥֮gĸɔ__(yu)
2.1 wY(ji)(gu)cʧ{(dio)Уʼg(sh)
D1^·ĿwY(ji)(gu)D3ϵǰ÷Ŵi^ĽY(ji)(gu)ݿʧ{(dio)棬_P(gun)ڿƱ^
]i^ĕr犿Լ·ďλԓ^·֞2AΣʧ{(dio)УAS1_S2]ʹA(y)ż1ؓݔBg늉VcmϣͬrS3S6]@A(y)ż1ݔʧ{(dio)늉ʹ惦C1C2ϣA(y)ż2A(y)ż3ݔʧ{(dio)늉tքe惦C1 C2C3C4ȻDZ^AS1]S2S6_^_ʼ^VcmVinA(y)ż13ʧ{(dio)늉^󲿷ִ惦C1C4 ϣʧ{(dio)늉໥ͬr3ǰ÷ŴĴi^ʧ{(dio)늉ӰҲpС(yng)(sh)
O(sh)A(y)ż13i^ʧ{(dio)늉քeVos1Vos2Vos3VosLA(y)ż13քeA1A2A3_P(gun)S3S4 S5S6ע뵽ϵ늺ʧքeQ34Q56C1C4Ctʹʧ{(dio)Уʼg(sh)^Ěݔʧ{(dio)飺
ʽ(1)Ҫ_0.2 mVķֱʣ߀(yng)(j)iʧ{(dio)늉_ǰ÷Ŵiʧ{(dio)늉ͨ^100 mV˿ɴ_500Ȼف]䆖}A(y)ż1Ҫ0.2 mVС̖ݔѸٷŴA(y)ż1ĎҪһ控eǰζҪСͬrA(y)ż1ݔʧ{(dio)惦ʧ{(dio)Уʼg(sh)ҲҪA(y)ż1ҪСԱŴݔʧ{(dio)C1C2Ͷ_ʧ{(dio)ЧͬrA(y)ż23ݔʧ{(dio)惦ʧ{(dio)Уʼg(sh)ݔ̖Ҳ^˿ɲ^K_A(y)ż1s5A(y)ż23s10
2.2 ^һĽY(ji)(gu)
ڵһǰ÷Ŵ茢0.2 mVС̖ݔѸٷŴͬrݔʧ{(dio)惦ʧ{(dio)Уʼg(sh)@Ҫиߎ͵cˣA(y)ż1ԲöOBӳPMOSؓdIJ\ŽY(ji)(gu)ͬr]Ҳ߾ģM늉^ݔO•Ҳ^ľӰݔtùԴ(Cascode)ĽY(ji)(gu)@Ɍس•pСgm34/gm56@ڱ^һ˹̶λһݔ둪(yng)õrҪټһԴSݔȿ{(dio)(ji)󼉷Ŵݔֱƽ_ֵֿ𵽸xЧ•A(y)ż1·D2ʾ(ӵԴSδ)
O(sh)·ȫQĽY(ji)(gu)t·A1s飺
ԓֵһ㶼10]Ҫʧ{(dio)늉͵Ć}K_ȡֵs5ͬrݔOut+cOut-֮gλ_P(gun)ÿ^ڵɏλ̖_P(gun)]A(y)ż1λӿ^ٶ
^(q)>> ӹ 2011-03-28 14:48:36ԴOFweekӹ̾W(wng)ҁfɾ(0)
2.3 ^ڶĽY(ji)(gu)
A(y)ż2cA(y)ż3ͬ·Y(ji)(gu)ӷŴA(y)ż1·A(ch)ϼ2PMOSVM7VM8·CƣspˎA(y)ż2ݔ̖A(y)ż3СO(sh)ӋrҲmA(y)ż2߱^ٶ·D3ʾ(ӵԴSδ)
ͬӼO(sh)·ȫQģtͨ^a·s飺
Ҫעǣt^ҲDzD3ʾ·Y(ji)(gu)ͬt^ʹˏCߵą^(q)eڽPMOSVM7VM8PMOSVM5VM6ĴСͬPMOSVM7VM8PMOSVM5VM6r·B(ti)֮·еԵؓ·ؓB(ti)·ڴ̖PMOSVM5VM8^d늉ͬ͌LȳȣVM5ČLһҪVM7ČLȲ܌F(xin)
2.4 i^c(sh)|l(f)·
iHϾ2βB÷ęCƣݔ̖crgָ(sh)P(gun)ϵ׃˿ɌݔС̖ѸٷŴ󵽔(sh)ֿReƽͬriе͹cһΕrg(ni)Dzģ˕r·_P(gun)Д˟oĽ͡Ȼ@ӵĹcʹirݔB(ti)δm(x)һr˴Д(sh)ݔ_ԼoDAD(zhun)Qṩ_λ̖Ŵ摪(yng)m?sh)|l(f)·ԱŴg_ݔm(x)rgһڵı^Y(ji)O(sh)ӋD4ʾ·
՞ƽrݔ̖In+In-ciͨicԴB_P(gun)_i̎ڸБ(yng)ݔ̖Aͬrڔ(sh)|l(f)·ƽ/ʹ_P(gun)VMN7VMN8ͨӵ˕rƽ//քeͨ^VMP4VMN4MɵķVMP6VMN6Mɵķքe_2cTݔ˲ֵÞƽ1ʹú󼉵Ĕ(sh)RS|l(f)ʱ֠B(ti)m(x)ݔ׃
՞ƽrݔ̖In+In-ci_icԴB_P(gun)ͨi̎ݔ̖Out+Out-crgָ(sh)P(gun)ϵ׃ʹݔѸ_Դ늉ƽֱӝM㔵(sh)ݔҪͬrڔ(sh)|l(f)·Уƽ/ʹ_P(gun)VMN7VMN8P(gun)࣬ƽ //eʹVMP4VMP6P(gun)VMN4VMN6ͨ˕r2cTݔ˱քeɞVMP3VMN3MɵķVMP5 VMN5MɵķݔˣȡֱֵɷݔOut+Out-Q.ʹú󼉵Ĕ(sh)RS|l(f)(j)ݔ׃׃õ_ݔ
3 ^Ĺrc
]Ҫ޶Ƚi͔(sh)|l(f)·֌ǰģM·֮a(chn)ĸɔ_Լʹ^ÿ^ɺѸُλʹÏλԓ^^η֞ʧ{(dio)Уʺͱ^ɂA^Aɔ(sh)^ڽMɣÿ^_ʼr(ʧ{(dio)УʽY(ji)ĵһ^)A(y)ż13iڏλ̖rstMЏλÿ^ڽY(ji)rii̖iŴ̖
ʹHspiceM˲B(ti)C˽ͱ^ĺ͸ɔ_O(sh)i̖յЧ̖ռձȞ18Ҫ_20 MHzٶȣti̖ڑ(yng)50 nsO(sh)Vcm=1.2 VVinÿ50 ns׃һΣ0 ns250 nsքe1.2 V1.200 2 V1.199 8 V2 V1.199 8 V050 nsg^̎ʧ{(dio)УA֮ÿ^ڞ50 ns
A(y)ż13oݔʧ{(dio)20 mVݔʧ{(dio)r^ķY(ji)քeD5͈D6ʾi̖rstλ̖Out^ݔVo3+Vo3-A(y)ż3ݔ̖ɷY(ji)֪^VcmVinݔ£܉20 MHzݔ̖lœʴ_ݔY(ji)ԓ^܉ʴ_Re0.2 mVС̖Ҳ0.8 VĴ̖ݔ¾к܏֏A(y)ż1320 mVݔʧ{(dio)rĈD5A(y)ż3ݔڏλ̖a(chn)ʹǡ?sh)ʧ{(dio)Уʼg(sh)Ӻ̖Ȼ܉ُλ^Ȼ܉ʴ_Чرe늉Ҳf20 mVݔʧ{(dio)]͛]С0.2 mVС̖ݔֵʧ{(dio)Уʼg(sh)ȡA(y)Ч
4 Y(ji)Z
ڂy(tng)Ķ༉Y(ji)(gu)ĻA(ch)ϣF(xin)ٸ߾ģM늉^ͨ^^_A(y)ָˣ20 mVݔʧ{(dio)¾_0.2 mVٶ20 MHzļs1 mW

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