型号 / 厂家，封装，批号，备注，订购

DN74LS197 / Various,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档

DN74LS197S / Various,Datasheet,06/07+,4-Bit Binary Up Coun 订购 PDF文档

DN74LS21S / Various,Datasheet,07+,4-Input AND-Function 订购 PDF文档

DN74LS22S / Various,Datasheet,06/07+,4-Input NAND-Functio 订购 PDF文档

DN74LS24 / Panasonic,Datasheet,06/07+,NAND-Function Schmit 订购 PDF文档

DN74LS240S / Various,Datasheet,07+,Inverting-Function B 订购 PDF文档

DN74LS24S / Panasonic,Datasheet,06/07+,NAND-Function Schmit 订购 PDF文档

DN74LS257 / Various,Datasheet,06/07+,2-Line Digital Multi 订购 PDF文档

DN74LS257S / Matsushita Electric Works(Nais),Datasheet,07+,2-Line Digital Multi 订购 PDF文档

DN74LS258AS / Various,Datasheet,07+,2-Line Digital Multi 订购 PDF文档