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型号 / 厂家，封装，批号，备注，订购
US7490J / Sprague,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档
US7492A / Sprague,Datasheet,07+,Binary Up .. 订购 PDF文档
US7493A / Sprague,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档
US7493J / Sprague,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档
US7494A / Sprague,Datasheet,06/07+,4-Bit Shift Register 订购 PDF文档
US7496A / Sprague,Datasheet,06/07+,5-Bit Shift Register 订购 PDF文档
US74H00A / Sprague,Datasheet,07+,2-Input NAND-Functio 订购 PDF文档
US74H01A / Sprague,Datasheet,06/07+,2-Input NAND-Functio 订购 PDF文档
US74H01J / Sprague,Datasheet,07+,2-Input NAND-Functio 订购 PDF文档