Benefits and Features

●Robust Countermeasures Protect Against SecurityAttacks

•All Stored Data Cryptographically Protected fromDiscovery

●ECC P-256 Secure Compute Engine

•Preprogrammed and Write-Protected ECC P-256Key Pair

•FIPS 186-4 Compliant ECDSA for StrongChallenge/Response Authentication

•ECDSA Authenticated R/W of Configurable Memory

●TRNG Used for Secure ECDSA Nonces

●Supplemental Features Enable Easy Integration intoEnd Applications

•17-Bit, One-Time Settable, Nonvolatile Decrement-Only Counter with Authenticated Read

•3Kb of Secure EEPROM for User Data, Keys,Certificate, and Secure Counter

•Unique and Unalterable Factory-Programmed,64-Bit Identification Number (ROM ID)

•Authenticity Verification with ECDSA UsingPreprogrammed Maxim Certificate

•Advanced 1-Wire Protocol Minimizes Interface toSingle Contact

•Full-Time Overdrive Communication Speed

•Operating Range: -40°C to +85°C, 1.62V to 5V

•4-Bump WLP and 6-Pin TSOC Packages

•3.5μA (typ) Input Load Current

•High ESD Immunity of 1-Wire Pin: ±8kV HumanBody Model (HBM), typ

Applications

●Battery Authentication and Charge Cycle Tracking

●Medical Tools/Accessories Authentication andCalibration

●Accessory and Peripheral Secure Authentication