型号 / 厂家，封装，批号，备注，订购

SN74HC244DW-R / ,,最新批号,原装现货 订购 PDF文档

SN74HC244-EP / Texas Instruments,Datasheet,06/07+,OCTAL BUFFERS AND LI 订购 PDF文档

SN74HC244MDWREP / Texas Instruments,Datasheet,07+,Military Enhanced Pl 订购 PDF文档

SN74HC244N (PB FREE) / ,,,原装现货 订购 PDF文档

SN74HC245NSLE / Texas Instruments,Datasheet,06/07+,Octal Bus-Line Trans 订购 PDF文档

SN74HC245NSR (PB FREE) / ,,,原装现货 订购 PDF文档

SN74HC251J / TI,DIP,N/A,上海现货库存，欢迎查询 订购 PDF文档

SN74HC251N (PB FREE) / ,,,原装现货 订购 PDF文档

SN74HC253-Q1 / Texas Instruments,Datasheet,07+,Automotive Catalog D 订购 PDF文档

SN74HC253-EP / Texas Instruments,Datasheet,07+,Military Enhanced Pl 订购 PDF文档