iButton Electronic Key Fob (magnetic)

Implement simple access control and more with the electronic key (= iButton) on a 1-Wire basis.

Features:

• Perfect for all types of projects: single-family homes, offices, warehouses, hotels, residential buildings and much more
• Simple and cost-effective
• Individual access authorisations
• Chip with a globally unique serial number

Technical details:

• Serial number: Worldwide unique and unchangeable with 64Bit
• Data transfer rate: 16.3 kBit/s
• Temperature range: -40 °C to 85 °C
• Operating voltage: 2.8 V to 6 V
• Based on iButton Technology
• Type DS1990A + F5