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6n137高速隔离光藕

上传者: 2020-05-12 16:15:34上传 PDF文件 301.23KB 热度 37次
TheSN74LS245isanOctalBusTransmitter/Receiverdesignedfor 8-lineasynchronous2-waydatacommunicationbetweendatabuses. DirectionInput(DR)controlstransmissionofDatafrombusAtobus BorbusBtobusAdependinguponitslogiclevel.TheEnableinput (E)canbeusedtoisolatethebu
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