型号 / 厂家，封装，批号，备注，订购

SN74HC640DW / TEXAS INSTRUMENTS,,08/09+,全新原装深圳库存 订购 PDF文档

SN74HC640DWE4 / Texas Instruments,Datasheet,06/07+,Octal Bus Transceive 订购 PDF文档

SN74HC640DWRE4 / Texas Instruments,Datasheet,06/07+,Octal Bus Transceive 订购 PDF文档

SN74HC640FPT / TI,,08/09+,010-62106431 订购 PDF文档

SN74HC640MDW / TI,,08/09+,010-62106431 订购 PDF文档

SN74HC640PWE4 / Texas Instruments,Datasheet,06/07+,Octal Bus Transceive 订购 PDF文档

SN74HC640PWR / Texas Instruments,Datasheet,07+,Octal Bus Transceive 订购 PDF文档

SN74HC640PWRE4 / Texas Instruments,Datasheet,06/07+,Octal Bus Transceive 订购 PDF文档

SN74HC643N / ,,08/09+,库存原装特价 订购 PDF文档

SN74HC645 / Texas Instruments,Datasheet,07+,OCTAL BUS TRNSCEIVER 订购 PDF文档