型号 / 厂家，封装，批号，备注，订购

SN54LS642FK / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档

SN54LS644 / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVR 订购 PDF文档

SN54LS645FK / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档

SN54LS644FK / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档

SN54LS645W / Various,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

SN54LS646 / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档

SN54LS645L / Various,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

SN54LS646W / Various,Datasheet,06/07+,Octal Bus-Line Trans 订购 PDF文档

SN54LS647 / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档

SN54LS647FK / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档