iButton Tags
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DS1961S-F5 1kb Protected EEPROM iButton With SHA-1 Engine
The DS1961S combines 1024 bits of EEPROM, a 64-bit secret, an 8-byte register/control page with up to five user-read/write bytes, a 512-bit SHA-1 engine, and a fully featured 1-Wire interface in a rugged iButton. Data is transferred serially through...
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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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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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TM1990A-F5 iButtons – w/o 64-bit Serial ID On MicroCan
The TM1990A-F5 electronic iButton key with unique 64-bit code is a full quality analog of Dallas/Maxim DS1990A-F5 iButtons. Designed for access control systems each key has a unique family code that is recorded while the key is being produced and t...
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1-Wire iButton with TMC Logo On MicroCan
The TM1990A-F5 electronic iButton key with unique 64-bit code is a full quality analog of Dallas/Maxim DS1990A-F5 iButtons. Designed for access control systems each key has a unique family code that is recorded while the key is being produced and t...
