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型号 / 厂家，封装，批号，备注，订购
M74HC563B1 / ,,04+,库存原装特价 订购 PDF文档
M74HC564B1 / ,,04+,库存原装特价 订购 PDF文档
M74HC564B1R / ST,,02+,全新原装，深圳/香港现货 订购 PDF文档
M74HC564B1R16 / ,,,原装现货 订购 PDF文档
M74HC564BI / ST,DIP,01+,全新原装，深圳/香港现货 订购 PDF文档
M74HC573 / ST,,01+,原装现货 订购 PDF文档
M74HC573B1 / FAIRCHILD,,02+,原装现货 订购 PDF文档
M74HC573B1R / FAIRCHILD,,02+,原装现货 订购 PDF文档