IC快速检索：
型号 / 厂家，封装，批号，备注，订购
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
HD74LS241FP / Renesas Technology,Datasheet,07+,Octal Buffers/Line D 订购 PDF文档
HD74LS240P陶 / ,,最新批号,原装现货 订购 PDF文档
HD74LS243 / Hitachi Semiconductor,Datasheet,07+,Quad. Bus Transceive 订购 PDF文档
HD74LS242FP / Renesas Technology,Datasheet,07+,Quad. Bus Transceive 订购 PDF文档