Crypto Authentication Device ATECC608A

Description

Cryptographic Co-Processor with Secure Hardware-based Key Storage:
- Protected Storage for up to 16 Keys, Certificates or Data
Hardware Support for Asymmetric Sign, Verify, Key Agreement:
- ECDSA: FIPS186-3 Elliptic Curve Digital Signature - ECDH: FIPS SP800-56A Elliptic Curve Diffie-Hellman - NIST Standard P256 Elliptic Curve Support Hardware Support for Symmetric Algorithms:
- SHA-256 & HMAC Hash including off-chip context save / restore - AES-128: Encrypt / Decrypt, Galois Field Multiply for GCM
Networking Key Management Support:
- Turnkey PRF / HKDF calculation for TLS 1.2 & 1.3
- Ephemeral key generation and key agreement in SRAM - Small message encryption with keys entirely protected
Secure Boot Support:
- Full ECDSA code signature validation, optional stored digest / signature - Optional communication key disablement prior to secure boot - Encryption / Authentication for messages to prevent on-board attacks Internal High-Quality NIST SP 800-90A / B / C Random Number Generator ( RNG) Two High-Endurance Monotonic Counters Guaranteed Unique 72-bit Serial Number
1 MHz Standard I2C Interface
1.8V to 5.5V IO Levels, 2.0V to 5.5V Supply Voltage
<150 nA Sleep Current
8-lead SOIC Packages