型号 / 厂家，封装，批号，备注，订购

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DS1990A-F3M / Dallas Semiconductor,Datasheet,06/07+,Special Application 订购 PDF文档

DS1990A-F5+E4F / Maxim Integrated Products,Datasheet,07+,Serial Number iButto 订购 PDF文档

DS1990A-F3+ / Maxim Integrated Products,Datasheet,06/07+,Serial Number iButto 订购 PDF文档

DS1990A-F5M / Dallas Semiconductor,Datasheet,06/07+,Special Application 订购 PDF文档

DS1990R / Dallas Semiconductor,Datasheet,07+,Special Application 订购 PDF文档

DS1991LP / Dallas Semiconductor,Datasheet,07+,Special Application 订购 PDF文档

DS1991R / Dallas Semiconductor,Datasheet,07+,Special Application 订购 PDF文档

DS1992LR / Dallas Semiconductor,Datasheet,07+,Special Application 订购 PDF文档

DS1990P / Dallas Semiconductor,Datasheet,07+,Special Application 订购 PDF文档