型号 / 厂家，封装，批号，备注，订购

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74VHC573DWR2 / ,,,原装现货 订购 PDF文档

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74VHC573MTCX_F042 / ,,全新,021-51875986 订购 PDF文档

74VHC573MX/SOP-20 / Fairchild,SOP-20,9852+,上海实货库存!欢迎查询! 订购 PDF文档

74VHC573SJX_NL / FSC,,07+,全新原装热卖 订购 PDF文档

74VHC574(V574) / ,,,原装现货 订购 PDF文档