IC快速检索：
型号 / 厂家，封装，批号，备注，订购
M74HC4028B1 / ST,,08/09+,全新原装010-62565447/62566447 订购 PDF文档
M74HC4028B1R / FAIRCHILD,,08/09+,全新原装深圳库存 订购 PDF文档
M74HC4028M1 / SGS,,08/09+,特价 订购 PDF文档
M74HC4040 / ,,08/09+,全新原装深圳库存 订购 PDF文档
M74HC4040B1 / MICREL,SOIC,08/09+,全新原装深圳库存 订购 PDF文档
M74HC4040BI / SGS,,08/09+,010-62106431 订购 PDF文档
M74HC4040BIR / ST,,08/09+,全新原装，现货特价！ 订购 PDF文档
M74HC4040M1R / ST,,08/09+,原装特价 订购 PDF文档
M74HC4049 / ST Microelectronics,Datasheet,06/07+,HC4049 HEX BUFFER/CO 订购 PDF文档