型号 / 厂家，封装，批号，备注，订购

SN74AS640FND / TI,,06+,全新原装/国内外现货 订购 PDF文档

SN74AS640NSL / ,,全新,021-51875986 订购 PDF文档

SN74AS642 / ,,,原装现货 订购 PDF文档

SN74AS642DW / ,,07+,原装全新现货 订购 PDF文档

SN74AS643N / ,,07+,原装全新现货 订购 PDF文档

SN74AS645 / Texas Instruments,Datasheet,06/07+,OCTAL BUS TRANSCEIVE 订购 PDF文档

SN74AS645FN / ,,07+,原装全新现货 订购 PDF文档

SN74AS645NT / ,,07+,原装全新现货 订购 PDF文档

SN74AS646FN / ,,07+,原装全新现货 订购 PDF文档

SN74AS648N / ,,07+,原装全新现货 订购 PDF文档