ATECC108-SSHCZ-T Microchip

ATECC108 Atmel CryptoAuthentication NOT RECOMMENDED FOR NEW DESIGNS SUMMARY DATASHEET Features Replaced by ATECC108A 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 2 - 1MHz standard I C interface Integrated temperature sensor - Uncalibrated accuracy, -40 C to +85 C (3C) 2.0V 5.5V supply voltage range 1.8V 5.5V communications <150nA sleep current Extended multi-level hardware security 8-lead SOIC, 8-pad UDFN, and 3-lead CONTACT packages Applications Anti-clone for accessories, daughter cards, and consumables Secure boot validation software anti-piracy Network and computer access control and password handling Authenticated/encrypted network communications This is a summary document. The complete document is available under NDA. For more information, please contact your local Atmel sales office. Atmel-8873BS-CryptoAuth-ATECC108-Datasheet-Summary 102013Figure 1. Pin Configurations Pin Name Function NC No Connect GND Ground SDA Serial Data SCL Serial Clock Input V Power Supply CC 8-lead SOIC 8-pad UDFN 3-lead Contact V 8 1 NC NC 1 8 V CC CC 7 2 NC NC NC 2 7 NC 1 SDA 6 3 SCL NC NC 3 6 SCL SDA 5 4 GND GND 4 5 SDA Top View Bottom View 2 GND 3 V CC Bottom View 2 ATECC108 SUMMARY DATASHEET Atmel-8873BS-CryptoAuth-ATECC108-Datasheet-Summary 102013