型号 / 厂家，封装，批号，备注，订购

UM6551 / Unicorn Microelectronics,Datasheet,06/07+,Asynchronous Communi 订购 PDF文档

UM6551A / ,,02+,原装现货 订购 PDF文档

UM6552A / ,DIP,05+,原装010-66001623 订购 PDF文档

UM6561CF / ,,02+,原装现货 订购 PDF文档

UM6561CF-1 / UMC,N/A,02+03,上海实货库存!欢迎查询! 订购 PDF文档

UM6561CF-2 / UMC,QFP,2005+,全新原装 订购 PDF文档

UM6582 / ,,02+,原装现货 订购 PDF文档

UM6582HC / ,,,原装现货 订购 PDF文档

UM6583 / ,,02+,原装现货 订购 PDF文档

UM66 / （空白）,全新价优,07+,0755-82513804 订购 PDF文档