IC快速检索：
型号 / 厂家，封装，批号，备注，订购
SN74LS253DR / TI,,08/09+,特价 订购 PDF文档
SN74LS253J / ,,08/09+,现货特价 订购 PDF文档
SN74LS253N (PB FREE) / TI,16PIN,08/09+,原装库存 订购 PDF文档
SN74LS253N(PBFREE) / TI,16PIN,08/09+,全新原装 订购 PDF文档
SN74LS253NE4 / Texas Instruments,Datasheet,06/07+,DUAL 4-LINE TO 1-LIN 订购 PDF文档
SN74LS253NS / ,,08/09+,原装全新现货 订购 PDF文档
SN74LS253NSRE4 / Texas Instruments,Datasheet,06/07+,DUAL 4-LINE TO 1-LIN 订购 PDF文档
SN74LS256J / MOTO,DIP-16P,08/09+,全新库存特价 订购 PDF文档