型号 / 厂家，封装，批号，备注，订购

DS1543WP150 / Dallas Semiconductor,Datasheet,07+,Real-Time Clock-Cale 订购 PDF文档

DS1553W-100/IND / ,,最新批号,原装现货 订购 PDF文档

DS1553W-150/IND / ,,最新批号,原装现货 订购 PDF文档

DS1553W-70/IND / ,,最新批号,原装现货 订购 PDF文档

DS1554P70+ / DALLAS,PCB,07+,优势库存 订购 PDF文档

DS1554P / Dallas Semiconductor,Datasheet,07+,5V 256K NV Y2KC Time 订购 PDF文档

DS1554W / DALLAS,08+,1000,全新原装，价优 订购 PDF文档

DS1556P100 / Dallas Semiconductor,Datasheet,07+,Real-Time Clock-Cale 订购 PDF文档

DS1556-DS1556P / Maxim Integrated Products,Datasheet,07+,1MEG NV Y2KC Real Ti 订购 PDF文档

DS1556P70 / Dallas Semiconductor,Datasheet,07+,Real-Time Clock-Cale 订购 PDF文档