型号 / 厂家，封装，批号，备注，订购

SN74LS27N-OLD / ,,08/09+,010-66001623/66001621 订购 PDF文档

SN74LS27NSR / ,,08/09+,全新原装深圳库存 订购 PDF文档

SN74LS27NSRE4 / Texas Instruments,Datasheet,06/07+,TRIPLE 3-INPUT POSIT 订购 PDF文档

SN74LS28 / WINBOND,DIP,08/09+,全新原装深圳库存 订购 PDF文档

SN74LS280ANS / ALTERA,DIP,08/09+,全新原装深圳库存 订购 PDF文档

SN74LS280D / TI,,08/09+,原装特价 订购 PDF文档

SN74LS280DE4 / Texas Instruments,Datasheet,06/07+,9-bit odd/even parit 订购 PDF文档

SN74LS280DR / TEXAS INSTRUMENTS,,08/09+,全新原装深圳库存 订购 PDF文档

SN74LS280DR2 / MOTOROLA,,08/09+,全新原装深圳库存 订购 PDF文档

SN74LS280DRE4 / Texas Instruments,Datasheet,07+,9-bit odd/even parit 订购 PDF文档