型号 / 厂家，封装，批号，备注，订购

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M74HC540B1 / ST,,,010-62106431 订购 PDF文档

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M74HC540M1 / ST,,04+,010-66001623/66001621 订购 PDF文档

M74HC541F1 / Various,Datasheet,07+,Non-Inverting-Functi 订购 PDF文档

M74HC541M / ,,02+,原装现货 订购 PDF文档

M74HC541M1R / ST,DIP,01+,全新原装，深圳/香港现货 订购 PDF文档

M74HC541M1TR / ,,07+,原装货欢迎来电 订购 PDF文档

M74HC541RM13T / ST,SO-20,06+,上海实货库存!欢迎查询! 订购 PDF文档

M74HC5451M1R / ,,,原装现货 订购 PDF文档