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0.18μm+CMOS基于倍频结构10Gb%2fs+4:1复接器设计.pdf68页
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垒堕!!竺! 一一 Abstract oftheinformation need andbroadband Withthe industry,wehigh-speed development witheach theincreaseofinformation
interconnectionto
informationother’and exchange convey isthebestchoiceforthe networkis fibercommunication
morecommunication needed.Optical has overtheother of
backbonenetworkof it
the communication,becausesuperiority type as
communication transmission
communications,suchhigh capaeity,long andradiation etc,At hmsbecomethe
conservation,anti-jamminghardeningpresent,STM-16 soonSTM-64wilIbecomethebackbonenetwork
mainstreamofourcommunicationnetwork.And for is to circuits
ofourinformation integrated Thus,itveryimpoaantdesignhighspeed speedway transmissionwith
optical systemsindependentproperty. isoneofthe
functionmodulesof fibertransmissionFor Multiplexer key Optical systems call low has senseforust。 fiber very
optical systemonlyprovidespeedclock,it important a basedona doubler.
developMultiplexerfrequency ona doublerinO,18 CMOSusedin We a10Gb/s4:1 basedfrequency gm design Multiplexer
SDH-64.The usesa new to a CMOS Multiplexer dynamic·loadingtechniqueimplement witha bandwidthanda doublerhighoperatingfrequency,alarge highoutputswing.
frequency isthatthe doublerneeds clockasits
However,animportantpoint
frequency four-phase inputs.So
weutilizeaLC to four clock.Inorderto
thebest quadraturegenerationproducephase get for the thecircuit the
scheduling,wepaticularlyanalyse adjustingphase.Inlayoutdesign,we
considerthe and toreducetheinfectionofthe
effect. symmetrytry parasitic TheMUXbasedonthe doublerhasbeenmeasuredonwafer.Under1 8 frequency supply,the isO.95mm+0.9mmandthe is
212.4roW.Wehave about
chip powerdissipation successfully
achievedthe funtional functioncircuitis the anticipatedgoal.Thelogical ofthe correct,and ofthe dataisclear.Basedonthe ofthemeasurementofthe
eyediagramoutput analysis chipset,We
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