IC快速检索：
型号 / 厂家，封装，批号，备注，订购
74HC540D / MOT,,08/09+,全新原装深圳库存 订购 PDF文档
74HC540D,653 / PHI,,08/09+,全新库存特价 订购 PDF文档
74HC540D.652 / PH,,08/09+,原装特价 订购 PDF文档
74HC540D.652PBF / PH,,08/09+,原装特价 订购 PDF文档
74HC540D.653 / PHILIPS,,08/09+,原装010-66001623 订购 PDF文档
74HC540D/7.2M / PHI,,08/09+,010-66001623/66001621 订购 PDF文档
74HC540D@653 / ,,08/09+, 订购 PDF文档
74HC540D652 / PHILIPS,,08/09+,全新原装 订购 PDF文档