型号 / 厂家，封装，批号，备注，订购

54LS283J/883 / NSC,原厂原装,08+07+,7到10天国际现货 订购 PDF文档

54LS283LMQB / National Semiconductor,Datasheet,07+,4-Bit Binary Adders 订购 PDF文档

54LS289 / Fairchild Semiconductor,Datasheet,07+,Full Line Condensed 订购 PDF文档

54LS289FM / Various,Datasheet,07+,General-Purpose Stat 订购 PDF文档

54LS28DM / Various,Datasheet,07+,NOR-Function Buffer 订购 PDF文档

54LS28LMQB / National Semiconductor,Datasheet,07+,NOR-Function Buffer 订购 PDF文档

54LS28W / Raytheon Electronics,Datasheet,07+,NOR-Function Buffer 订购 PDF文档

54LS290FM / Various,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

54LS293FM / Various,Datasheet,07+,4-Bit Binary Up Coun 订购 PDF文档

54LS295A / Fairchild Semiconductor,Datasheet,07+,Full Line Condensed 订购 PDF文档