型号 / 厂家，封装，批号，备注，订购

SN74HC14BNSR / TI,SOP-14,04+,0755-83980010 订购 PDF文档

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SN74HC154J / ,,最新批号,原装现货 订购 PDF文档

SN74HC1563 / Texas Instruments,Datasheet,07+,DCTAL D-TYPE EDGE-TR 订购 PDF文档

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SN74HC160FH / Texas Instruments,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档