型号 / 厂家，封装，批号，备注，订购

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S54LS283G / Various,Datasheet,06/07+,4-Bit Parallel Full 订购 PDF文档

S54LS640F / Various,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

S54LS293F / Various,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档

S54LS641F / Various,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档

S54LS642F / Various,Datasheet,07+,Octal Bus-Line Trans 订购 PDF文档