IC快速检索：
型号 / 厂家，封装，批号，备注，订购
M74HC574MTR / SGS THOMSON,,,010-62106431 订购 PDF文档
M74HC574RM13TR / MAX,,05+,原装，现货 订购 PDF文档
M74HC574RM13TRSTSOIC20 / ,,,原装现货 订购 PDF文档
M74HC590B1RPBF / ST,,05+,原装特价 订购 PDF文档
M74HC590M / ST,,04+,010-66001623/66001621 订购 PDF文档
M74HC590M1R / ST,DIP,01+,全新原装，深圳/香港现货 订购 PDF文档
M74HC590MIR / ,,07+,原装货欢迎来电 订购 PDF文档