IC快速检索：
型号 / 厂家，封装，批号，备注，订购
SN74LS221NSJSMD / ,,07+,原装全新现货 订购 PDF文档
SN74LS221NSLE / ,,07+,原装全新现货 订购 PDF文档
SN74LS221NSR-EL / ,,07+,原装全新现货 订购 PDF文档
SN74LS221NSUSMD0 / ,,07+,原装全新现货 订购 PDF文档
SN74LS221NTI99 / ,,07+,原装全新现货 订购 PDF文档
SN74LS222N20PIN / ,,07+,原装全新现货 订购 PDF文档
SN74LS2242N / ,,07+,原装全新现货 订购 PDF文档
SN74LS224N-TI94 / ,,07+,原装全新现货 订购 PDF文档