型号 / 厂家，封装，批号，备注，订购

SN74LS640DWR2 / MOTOROLA,,08/09+,全新原装深圳库存 订购 PDF文档

SN74LS640J / TI,DIP/SOP,08/09+,原装010-62106431 订购 PDF文档

SN74LS640JDS / MOT,CDIP,N/A,~~房间全新现货库存 订购 PDF文档

SN74LS640ML1 / On Semiconductor,Datasheet,06/07+,Octal Bus Transceive 订购 PDF文档

SN74LS640N// / ,,08/09+,全新原装 订购 PDF文档

SN74LS640NSRE4 / Texas Instruments,Datasheet,06/07+,Octal bus transceive 订购 PDF文档

SN74LS641 / ,,08/09+,全新原装现货库存 订购 PDF文档

SN74LS641-1DWE4 / Texas Instruments,Datasheet,06/07+,Octal bus transceive 订购 PDF文档

SN74LS641-1DWR / ,,08/09+,全新原装现货库存 订购 PDF文档

SN74LS641-1DWRE4 / Texas Instruments,Datasheet,06/07+,Octal bus transceive 订购 PDF文档