型号 / 厂家，封装，批号，备注，订购

HD74LS170G / Hitachi Semiconductor,Datasheet,07+,Register File (Stati 订购 PDF文档

HD74LS166G / Hitachi Semiconductor,Datasheet,07+,8-Bit Shift Register 订购 PDF文档

HD74LS169P / ren,08+/pb,09+/pb,★深圳香港均可交货★ 订购 PDF文档

HD74LS174G / Hitachi Semiconductor,Datasheet,07+,Hex D-Type Flip-Flop 订购 PDF文档

HD74LS181G / Hitachi Semiconductor,Datasheet,06/07+,4-Bit Arithmetic Log 订购 PDF文档

HD74LS170 / Hitachi Semiconductor,Datasheet,07+,4-by-4 Register File 订购 PDF文档

HD74LS191G / Hitachi Semiconductor,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档

HD74LS175G / Hitachi Semiconductor,Datasheet,07+,Quadruple D-Type Fli 订购 PDF文档

HD74LS190FP / Renesas Technology,Datasheet,07+,Synchronous Up/Down 订购 PDF文档

HD74LS190G / Hitachi Semiconductor,Datasheet,06/07+,BCD-Output Decade Up 订购 PDF文档