ATECC508A
ATECC508A is Cryptographic Co-processor manufactured by Microchip Technology.
ATECC508A Summary Data Sheet
Features
- Cryptographic Co-processor with Secure Hardware-Based Key Storage
- Performs High-Speed Public Key (PKI) Algorithms
- ECDSA: FIPS186-3 Elliptic Curve Digital Signature Algorithm
- ECDH: FIPS SP800-56A Elliptic Curve Diffie-Hellman Algorithm
- NIST Standard P256 Elliptic Curve Support
- SHA-256 Hash Algorithm with HMAC Option
- Host and Client Operations
- 256-bit Key Length
- Storage for up to 16 Keys
- Two High-Endurance Monotonic Counters
- Guaranteed Unique 72-bit Serial Number
- Internal High-Quality FIPS Random Number Generator (RNG)
- 10 Kb EEPROM Memory for Keys, Certificates, and Data
- Multiple Options for Consumption Logging and One-Time Write Information
- Intrusion Latch for External Tamper Switch or Power-on Chip Enablement. Multiple I/O Options:
- High-speed Single Pin Interface, with One GPIO Pin
- 1 MHz Standard I2C Interface
- 2.0V to 5.5V Supply Voltage Range
- 1.8V to 5.5V IO levels
- <150 n A Sleep Current
- 8-pad UDFN, 8-lead SOIC, and 3-lead CONTACT Packages
Applications
- Io T Node Security and ID
- Secure Download and Boot
- Ecosystem Control
- Message Security
- Anti-Cloning
© 2017 Microchip Technology...
