iButton Keyfobs
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iButton Keyfobs with DS1990A-F5 – Black
Unique, factory-lasered and tested 64-bit Digital identification by momentary contact. Chip-based data carrier compactly stores information. Data can be accessed while affixed to an object. Economically communicates to bus master with a ...
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iButton Fobs with DS1990A-F5 – Red
The iButton serial number (DS1990A) 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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Dallas Key Fobs DS1990A-F5 – Blue
The iButton serial number (DS1990A) 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 grou...
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i Button Key Fob with DS1990A-F5 – Purple
Key Features Unique, factory-lasered and tested 64-bit Digital identification by momentary contact. Standard 16 mm diameter and 1-Wire protocol ensure compatibility with INFORMATION BUTTON family. Button shape is self-aligning with cups...
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Maxim iButton Fobs DS1990A-F5 – Green
The iButton serial number (DS1990A) 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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iButton Key Fob | DS1990A-F5 with Plastic Holder
The iButton serial number (DS1990A) 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 grou...
