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DS1308U-18+
DS1308U-18+,Analog Devices / Maxim Integrated,科微杰电子,实时时钟 Low-Current I C RTC with 56-Byte NV RAM
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DS1308U-18+T
DS1308U-18+T,Analog Devices / Maxim Integrated,科微杰电子,实时时钟 Low-Current I C RTC with 56-Byte NV RAM