Maxim's iButton® devices are small, durably packaged modules with globally unique digital addresses. Enhanced by Maxim's 1-Wire communications protocol, they provide the ability to deliver or record data where other products cannot, such as in very harsh environments. An iButton device is ideal for any application where information needs to follow a person or object, such as temperature and humidity data logging, access control, asset tracking, and electronic cash (eCash) transactions. Learn more about iButton Devices
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NFC/RFID Products
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