DS2141 , DS21Q41 , DS21Q43 8 MHz的系统时钟操作
摘要:本应用笔记介绍了如何设计一个8.192MHz背板,同时连接到任何以下四个成帧器:DS21Q41四T1成帧器,DS21Q43E1成帧器,T1控制器DS2141,DS2151T1单芯片收发器(SCT)和DS2153的E1SCT。
Maxim>AppNotes>COMMUNICATIONSCIRCUITSKeywords:multiplex,backplane,framers,clockoperation,T1controller,singlechiptransceiver,SCT,E1May01,2001framer,T1framerAPPLICATIONNOTE302DS2141,DS21Q41,DS21Q438-MHzSystemClockOperationAbstract:Theapplicationnotedescribeshowtodesignabackplaneof8.192MHzthatsimultaneouslyconnectstoanyfourframersofthefollowing:DS21Q41quadT1framer,DS21Q43E1framer,DS2141T1controller,DS2151T1singlechiptransceiver(SCT),andDS2153E1SCT.TheDS2141,DS21Q41,DS21Q43,DS2151andDS2153PCMsignalscaninterfacetoan8MHzsystembackplane.Typicallythisapplicationisusedtomultiplexfour2.048MHzPCMstreamsontoasingle8MHzPCMstream.Toaccomplishthistheelasticstoresareenabledandpl