型号 / 厂家，封装，批号，备注，订购

HD74LS190P-E / RENESAS,DIP,10+,全新原装现货.低价出售！零售，批发 订购 PDF文档

HD74LS193G / Hitachi Semiconductor,Datasheet,07+,4-Bit Binary Up-Down 订购 PDF文档

HD74LS194AG / Hitachi Semiconductor,Datasheet,07+,4-Bit Shift Register 订购 PDF文档

HD74LS193RP / Renesas Technology,Datasheet,07+,Synchronous Up/Down 订购 PDF文档

HD74LS20RPEL / HIT,3.9mm,98+,~~房间全新现货库存 订购 PDF文档

HD74LS195AG / Hitachi Semiconductor,Datasheet,07+,4-Bit Shift Register 订购 PDF文档

HD74LS21G / Hitachi Semiconductor,Datasheet,07+,4-Input AND-Function 订购 PDF文档

HD74LS20G / Hitachi Semiconductor,Datasheet,06/07+,4-Input NAND-Functio 订购 PDF文档

HD74LS22G / Hitachi Semiconductor,Datasheet,07+,4-Input NAND-Functio 订购 PDF文档

HD74LS221G / Hitachi Semiconductor,Datasheet,07+,Dual Monostable Mult 订购 PDF文档