Product Specs

Table Of Contents

MBC – WB01 Product Specifications

Features of the ATECC608A:

• Cloud authentication for AWS IoT

• Cloud authentication for Google Cloud IoT Core

• Secure Boot implementation with an ATSAMD21 Cortex-M0+

• Cryptographic coprocessor 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 FIPS 800-90 A/B/C Random Number Generator (RNG)

• Two high-endurance monotonic counters

• Guaranteed unique 72-bit serial number

• Two interface options available

− High-speed single pin interface with One GPIO pin

− 1MHz Standard I2C interface

• 1.8V to 5.5V IO levels, 2.0V to 5.5V supply voltage

• <150nA Sleep current