ATSHA204A-STUCZ-T

Product Overview The ATSHA204A-STUCZ-T is a SHA-256 CryptoAuthentication chip from Microchip Technology (formerly Atmel). It provides hardware-based cryptographic authentication with up to 16 keys of 256-bit length, a guaranteed unique 72-bit serial number, and 4.5Kb EEPROM. The device uses a single-wire interface and comes in a SOT-23-3 package with full metal shielding for physical attack […]

ATSHA204A-STUCZ-T

Product Overview The ATSHA204A-STUCZ-T from Microchip Technology (formerly Atmel) is a cryptographic authentication IC implementing SHA-256 hash-based challenge-response authentication. It contains 4.5Kbit of EEPROM for key storage (16 slots), a 72-bit unique serial number, and an internal high-quality RNG. The STUCZ package variant provides Single-Wire and I2C interfaces in an 8-UDFN (2x3mm) package. Key Specifications […]