tag 标签: scts

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  • 所需E币: 5
    时间: 2019-12-28 23:53
    大小: 174KB
    上传者: 16245458_qq.com
    TheDallasSemiconductorDS2155orDS21455single-chiptransceiver(SCT)canbeusedtocreateaninterfacethatiscompatiblewiththeJapaneseJJ-20.11standard.BoththeDS2155andDS21455haveadigitalmultiplexerandI/OinterfacethatprovideaccesstotheclockandbipolardatasignalsbetweentheframerandLIUsections.UsingaFPGAorCPLD,thedatasteamcanbemodifiedtosupporttheJJ-20.11standard.BecausetheLIUalreadyhastheabilitytocodeanddecodetheCodedMarkInversion(CMI)signalusedinJJ-20.11,onlyaslightmodificationisneededtoincreasethegainofthereceivesignal.……
  • 所需E币: 3
    时间: 2019-12-24 18:20
    大小: 50.89KB
    上传者: 微风DS
    摘要:技术简介7提供了一个8MHz的系统背板使用Dallas半导体/Maxim的DS2152和DS2154T1/E1单芯片收发(SCT的)复用的PCM流的要求。DS2155,DS26528,DS26524,DS26522,DS26521,DS26519和DS26518中都含有国际文凭组织的功能,无需外部电路,并建议用于新设计。Maxim>AppNotes>COMMUNICATIONSCIRCUITSKeywords:T1,E1,T1/E1,8MHz,backplane,PCM,pulsecodemodulation,elasticstore,DS0,2.048MHz,Apr05,2001systemclock,framer,byteinterleaved,IBO,interleavebusoperation,SCTs,singlechiptransceivers,streamAPPLICATIONNOTE561TechBrief7:DS2152andDS21548MHzSystemClockOperationAbstract:TechBrief7providestherequirementsformultiplexingfourPCMstreamsintoone8MHzsystembackplaneusingtheDallasSemiconductor/MaximDS2152andDS2154T1/E1singlechiptranceivers(SCTs).TheDS2155,DS26528,DS26524,DS26522,DS26521,DS26519andDS26518allcontainIBOfunctionalitywithoutexternalcircuitryandarerecommendedfornewdesigns.TheDS2152andDS2154PCMsignalscaninterfacetoan8MHzsystem……
  • 所需E币: 3
    时间: 2019-12-24 18:20
    大小: 25.81KB
    上传者: rdg1993
    摘要:应用笔记303提供的DS2151和DS2153单芯片收发器(SCT的)连接到一个16位DSP的信息:ADI公司的ADSP2181的。Maxim>AppNotes>CommunicationsCircuitsTelecomKeywords:interface,non-multiplexed,port,SCTs,singlechiptransceiversMay01,2001APPLICATIONNOTE303DS2151,DS2153InterfacingtotheADSP-2181Abstract:Applicationnote303providesinformationonconnectingtheDS2151andDS2153singlechiptransceivers(SCTs)toa16-bitDSP:theAnalogDevicesADSP2181.InterconnectionsbetweentheDS2151orDS2153parallelportandtheAnalogDevicesADSP-2181non-multiplexedI/OportareshowninFigure1.RefertoApplicationNote326:InterfacingtoaNonmultiplexedBusforfurtherinformation.Figure1.Transceiver-ADSP2181Interconnections.Applicationnote303:www.maxim-ic.com/an303MoreInformationFortechnicalsupport:www.maxim-ic.com……
  • 所需E币: 4
    时间: 2019-12-24 18:20
    大小: 25.75KB
    上传者: rdg1993
    摘要:二次过电压保护或高回报的损失配置E1线路接口时,DS2153或DS2154单芯片收发器(SCT)和变压器之间可以选择不同的电阻值。Maxim>AppNotes>COMMUNICATIONSCIRCUITSTELECOMKeywords:singlechiptransceiver,E1line,resistors,transformersinglechiptransceivers,SCTs,transformersMay08,2001APPLICATIONNOTE322DS2153,DS2154Selectable120and75E1InterfaceAbstract:DifferentvaluesofresistorcanbeselectedbetweenDS2153orDS2154singlechiptransceiver(SCT)andthetransformerwheninterfacingtotheE1linewithsecondaryovervoltageprotectionorinahighreturnlossconfiguration.WheninterfacingtotheE1linewithSecondaryOverVoltageprotectionorinahighreturnlossconfiguration,resistorsareaddedbetweentheDS2153outputsandthetransformer.Normallytheresistorsareofdifferentvaluesdependingonwhethertheinterfaceisdrivinga75coaxor120twiste……
  • 所需E币: 3
    时间: 2019-12-24 18:21
    大小: 50.04KB
    上传者: 二不过三
    摘要:本应用笔记是为建设软件来控制所有Dallas半导体公司的E1成帧器和单芯片收发器(SCT的)远程报警代的指南。远程报警发电的基础是欧洲电信标准协会(ETSI)标准易通300-011。易通300-011旨在系统,其中包括综合业务数字网(ISDN)基本速率用户-网络接口。该规范描述第1层的操作和测试原则,其中包括但不仅限于远程报警一代。远程报警的产生是很重要的,因为它是由一个线路故障的通知系统。为了确保许多不同的E1系统之间的互操作性,它是重要的,每个系统遵循相同的规范。本应用笔记中包含ETS300-011和一个完整的软件流程图,说明如何正确地生成一个按照规范的远程报警的背景资料。Maxim>AppNotes>COMMUNICATIONSCIRCUITSTELECOMKeywords:framers,SCTs,singlechiptransceiver,ETSI,ETS300-011,remotealarm,framer,tranceiver,SCT,May15,2001E1framersAPPLICATIONNOTE340DS2153Programming,ETS300-011RemoteAlarmGenerationAbstract:ThisapplicationnoteisaguideforbuildingsoftwaretocontrolRemoteAlarmgenerationinallDallasSemiconductorE1FramersandSingleChipTransceivers(SCTs).ThebasisforRemoteAlarmgenerationistheEuropeanTelecommunicationsStandardsInstitute(ETSI)standardETS300-011.ETS300-011isintendedforsystemswhichincorporateanIntegratedServicesDigitalNetwork(ISDN),Primaryrateuser-networkinterface.ThespecificationdescribesLayer1operationandtestprinciples,whichincludesbutis……
  • 所需E币: 4
    时间: 2019-12-24 18:21
    大小: 71.25KB
    上传者: 978461154_qq
    摘要:本应用笔记提供了一个8MHz的系统使用Dallas半导体/马克西姆的SCT和成帧器不包含交错总线(IBO)的运作模式internally.TheDS2155,DS26528,DS26524,DS26522,DS26521的背板,复用的PCM流的要求,DS26519和DS26518中都含有国际文凭组织的功能,无需外部电路,并建议用于新设计。Maxim>AppNotes>COMMUNICATIONSCIRCUITSKeywords:T1,E1,T1/E1,8MHz,backplane,PCM,pulsecodemodulation,elasticstore,DS0,2.048MHz,May29,2001systemclock,framer,byteinterleaved,IBO,interleavebusoperation,SCTs,singlechiptransceiver,streamAPPLICATIONNOTE301LegacyT1/E18MHzBackplaneOperationAbstract:ThisapplicationnoteprovidestherequirementsformultiplexingfourPCMstreamsintoone8MHzsystembackplaneusingDallasSemiconductor/MaximSCTsandframersthatdonotcontaininterleavebusoperation(IBO)modesinternally.TheDS2155,DS26528,DS26524,DS26522,DS26521,DS26519andDS26518allcontainIBOfunctionalitywithoutexternalcircuitryandarerecommendedfornewdesigns.IntroductionThisapplicationnoteappliestothefollo……