ATECC108 PDF Datasheet
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Description
This is CryptoAuthentication. ATECC108
Atmel CryptoAuthentication
SUMMARY DATASHEET Features
Secure authentication and product validation device High-Speed Public Key Algorithm (PKI) Crypto Engine
○ FIPS186-3 Elliptic Curve Digital Signature Algorithm (ECDSA)
NIST Standard P256, B283, and K283 Elliptic Curve support Superior SHA-256 Hash Algorithm; HMAC option Integrated capability for both Host and Client operations Best in class 256, 283-bit key length, storage for up to 16 keys Guaranteed unique 72-bit serial number Internal high-quality FIPS Random Number Generator (RNG) 8.5Kb EEPROM memory for keys, certificates, and data 512 One Time Programmable (OTP) bits for fixed information or consumption logging Multiple I, O options
○ High-Speed single pin interface, with one GPIO pin ○ 1MH- standard I2C interface
Integrated temperature sensor
○ Uncalibrated accuracy, -40 C to +85 C (±3 C)
2.0V 5.5V supply voltage range 1.8V 5.5V communications <150nA sleep current Extended mu.