ISO/IEC 9549-1990 信息技术平衡互换电路的电隔离

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【英文标准名称】:Informationtechnology;galvanicisolationofbalancedinterchangecircuits
【原文标准名称】:信息技术平衡互换电路的电隔离
【标准号】:ISO/IEC9549-1990
【标准状态】:现行
【国别】:国际
【发布日期】:1990-10
【实施或试行日期】:1990-10-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:光电子器件;接口电路;集成电路;电路;数据处理;数据处理设备;分离;规范;试验
【英文主题词】:Circuits;Dataprocessing;Dataprocessingequipment;Informationtechnology;Integratedcircuits;Interfacecircuits;Optoelectronicdevices;Separation;Specifications;Testing;Tests
【摘要】:1ThisInternationalStandardspecifiesgalvanicisolationofbalancedinterchangecircuitsusingoptocouplerintegratedcircuittechnologyandisprovidedfordatatransmissioninthetwo-conditioncode(e.g.NRZ).TheelectricalcharacteristicsarecompatiblewithbothISO8482andCCITTRecommendationV.11.NOTE—Compatiblemeanstoallowinteroperationwithdeviceshavinginterchangecircuitsconformingtotheelectricalcharacteristicsspecifiedinthereferencedstandards.AnnexAshowsinteroperationwithCCITTRecommendationV.11interchangecircuitsinapoint-to-pointenvironment.2Thespecificationsaregivenintermsofparametersandmeasurementsforanisolatedgeneratorandanisolatedreceiver.Thesecomponentsmaybeusedintwistedpair2-wireor4-wirepoint-to-pointconnectionsupto1000mormultipointconnectionsupto500mforspeedsupto2Mbit/sforpoint-to-pointconnectionsand1Mbit/sformultipointconnections.Fordatasignallingratesupto20kbit/s,devicemanufacturersmayoptimizetheircomponentdesign.3Optionsareprovidedtomeetspecialapplicationrequirements,suchas-isolatedgeneratorhighimpedancecontrol;-isolatedreceivercircuitfailuredetectioncapability;-lineterminationinpoint-to-pointconfiguration.4ThisInternationalStandarddoesnotdescribeacompleteequipmentinterfaceintermsofmechanical,electricalandfunctional/proceduralspecifications.
【中国标准分类号】:L60;M04
【国际标准分类号】:35_200
【页数】:7P.;A4
【正文语种】:英语