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ATECC508A

Microchip
Part Number ATECC508A
Manufacturer Microchip
Description Cryptographic Co-processor
Published Aug 8, 2018
Detailed Description ATECC508A ATECC508A Summary Data Sheet Features • Cryptographic Co-processor with Secure Hardware-Based Key Storage • Pe...
Datasheet PDF File ATECC508A PDF File

ATECC508A
ATECC508A

Overview
ATECC508A 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 nA Sleep Current • 8-pad UDF...


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