DS1977-F5#

DS1977-F5# is a password-protected 32KB EEPROM iButton. Access to the memory can be password-protected with different passwords for read-only and full access. Data is transferred serially through the 1-Wire® protocol, which requires only a single data lead and a ground return. It is factory-lasered with a guaranteed unique 64-bit registration number that allows for absolute traceability. The durable stainless-steel iButton package is highly resistant to environmental hazards such as dirt, moisture, and shock. Accessories permit the DS1977 iButton to be mounted on almost any object, including containers, pallets, and bags. Applications include maintenance/inspection data storage, medical data carrier, health data carrier, audit data storage and carrier.

• 32KB EEPROM organized as pages of 64bytes each
• Optional password protection with different 64-bit passwords for read and full access
• Minimum 100K write cycles endurance, 15KV built-in ESD protection
• Built-in multidrop controller for 1-wire net
• Data can be accessed while affixed to object
• Button shape is self-aligning with cup-shaped probes
• Presence detector acknowledges when reader first applies voltage
• 2.8V to 5.25V operating voltage range
• F5 iButton package
• Temperature range from -40°C to +85°C

Notes

ADI products are only authorized (and sold) for use by the customer and are not to be resold or otherwise passed on to any third party