DS28E16Q+U

Specialized ICS Overview

The DS28E16Q+U is a secure authenticator integrating FIPS 202-compliant SHA-3 challenge-response authentication with secured EEPROM. It features a 1-Wire interface, 256 bits of user-accessible EEPROM, and a unique factory-programmed 64-bit ROM ID used for cryptographic operations. The device operates within a supply voltage range of 1.71V to 3.63V and supports an operating temperature range from -40°C to +85°C. It includes a decrement-only counter and provides robust countermeasures against security attacks.

Specialized ICS Feature Summary

• FIPS 202-compliant SHA-3 engine for challenge/response authentication
• 256 bits of secured user EEPROM with cryptographic protection
• Unique 64-bit ROM ID serving as electronic serial number
• 17-bit decrement-only counter with authenticated read capability

Specialized ICS Applications

• Medical tools and accessories authentication and calibration
• Accessory and peripheral secure authentication
• Battery authentication and charge cycle tracking

Specialized ICS Procurement Notes

Verify the specific package type (TDFN-EP) and suffix (+U) against the manufacturer's current ordering information to ensure compatibility with design requirements. Confirm that the component meets all necessary regulatory standards for the intended application environment.

Specialized ICS Selection Notes

Select this component when SHA-3 based authentication is required alongside non-volatile memory storage on a single-contact bus. Ensure the system design accommodates the 1-Wire protocol timing constraints and pullup resistor specifications for reliable communication across the network.

Specialized ICS Part Context

The DS28E16 belongs to the DeepCover Secure Authenticator family by Analog Devices/Maxim Integrated. This series focuses on providing hardware-level security solutions for IoT and embedded systems, combining cryptographic processing with secure data storage in compact packages.

Specialized ICS Replacement Considerations

Consult the official datasheet for cross-reference options. Verify functional equivalence regarding SHA-3 implementation, EEPROM capacity, and 1-Wire compatibility before substituting.