型号 / 厂家，封装，批号，备注，订购

HD74LS393G / Hitachi Semiconductor,Datasheet,07+,4-Bit Binary Up Coun 订购 PDF文档

HD74LS393RP(SMD) / Hitachi Semiconductor,Datasheet,06/07+,DUAL 4-BIT BINARY CO 订购 PDF文档

HD74LS40FP / Renesas Technology,Datasheet,06/07+,Dual 4-input NAND Bu 订购 PDF文档

HD74LS42G / Hitachi Semiconductor,Datasheet,06/07+,BCD-to-One-of-Ten De 订购 PDF文档

HD74LS366AG / Hitachi Semiconductor,Datasheet,07+,Inverting-Function B 订购 PDF文档

HD74LS48G / Hitachi Semiconductor,Datasheet,07+,7-Segment Display Dr 订购 PDF文档

HD74LS48P-E-Q / REN,DIP,08/09+,正品原装货 订购 PDF文档

HD74LS490 / Hitachi Semiconductor,Datasheet,07+,BCD-Output Decade Up 订购 PDF文档

HD74LS490G / Hitachi Semiconductor,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档

HD74LS490P(DIP) / Hitachi Semiconductor,Datasheet,06/07+,BCD-to-Seven Segment 订购 PDF文档