Benefits and Features

● Robust Countermeasures Protect Against Security

Attacks

• All Stored Data Cryptographically Protected from

Discovery

● Efficient Secure Hash Algorithm to Authenticate

Peripherals

• FIPS 202-Compliant SHA-3 Algorithm for

Challenge/Response Authentication

• FIPS 198-Compliant Keyed-Hash Message

Authentication Code (HMAC)

● Supplemental Features Enable Easy Integration into

End Applications

• 17-Bit, One-Time Settable, Nonvolatile Decrement-

Only Counter with Authenticated Read

• Secure Storage for Secrets

• 256 Bits of Secure EEPROM for User Data

• Unique and Unalterable Factory Programmed

64-Bit Identification Number (ROM ID)

• I2C Communications up to 1MHz

• Operating Range: 1.62V to 3.63V, -40°C to +85°C

• 8-Pin, 2mm x 2mm TDFN-EP Package

Applications

● Medical Tools/Accessories Authentication and

Calibration

● Accessory and Peripheral Secure Authentication

● Battery Authentication and Charge Cycle Tracking