Maxim iButton

  • DS1990A-F5 iButton with Unique 64-bit Serial ID Number

    DS1990A-F5 iButton with Unique 64-bit Serial ID Number

    The DS1990A serial number iButton® is a rugged data carrier that serves as an electronic registration number for automatic identification. Data is transferred serially through the 1-Wire® protocol, which requires only a single data lead and a groun...

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