ATECC608B-TFLXTLSS-PROTO Micro Security Authentication Ics

eatures:

• 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, and Key Agreement: 
  • ECDSA: FIPS186-3 Elliptic Curve Digital Signature
  •  ECDH: FIPS SP800-56A Elliptic Curve Diffie-Hellman
  •  NIST Standard P256 (ECC secp256r1) 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 onboard attacks
  •  Internal High-Quality NIST SP 800-90A/B/C Random Number Generator (RNG)
  •  Two High-Endurance Monotonic Counters
  •  Unique 72-Bit Serial Number 
• Two Interface Options are Available:
  
  •  High-Speed Single Wire Interface with One GPIO Pin
  •  1 MHz Standard I2C Interface
  •  1.8V to 5.5V IO Levels, 2.0V to 5.5V Supply Voltage
•  Two Temperature Ranges are Available:
  
  •  Standard Industrial Temperature Range: -40℃ to +85℃
  •  Extended Industrial Temperature Range: -40℃ to +100℃
•  <150 nA Sleep Current

Applications:

• IoT network endpoint key management & exchange
• Encryption for small messages and PII data
  
• Secure Boot and Protected Download
  
• Ecosystem Control, Anti-cloning