ATECC108A Atmel CryptoAuthentication Device SUMMARY DATASHEET Features Crypto Element Devices with Secure Hardware-based Key Storage CryptoAuthentication Ensures Things and Code Performs High-Speed Public Key (PKI) Algorithms are Real, Untampered, and ECDSA: FIPS186-3 Elliptic Curve Digital Signature Algorithm Confidential NIST Standard P256, B283 and K283 Elliptic Curve Support SHA-256 Hash Algorithm with HMAC Option Host and Client Operations 256-bit and 283-bit Key Length Storage for up to 16 Keys Guaranteed Unique 72-bit Serial Number Internal High-quality FIPS Random Number Generator (RNG) 10Kb EEPROM Memory for Keys, Certificates, and Data Storage for up to 16 Keys 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 2 Secure Download and Boot 1MHz Standard I C Interface Authentication and Protect Code In-transit 2.0V to 5.5V Supply Voltage Range Ecosystem Control 1.8V to 5.5V IO levels Ensure Only OEM/Licensed <150nA Sleep Current Nodes and Accessories Work 8-pad UDFN, 8-lead SOIC, and 3-lead CONTACT Packages Anti-cloning Prevent Building with Identical BOM or Stolen Code Applications Message Security Authentication, Message Integrity, Secure Download and Boot and Confidentiality of Network Nodes (IoT) Ecosystem Control Message Security Anti-Cloning This is a summary document. The complete document is available under NDA. For more information, please contact your local Atmel sales office. Atmel-8895BS-CryptoAuth-ATECC108A-Datasheet-Summary 012016 Pin Configuration and Pinouts Table 1. Pin Configuration Pin Function NC No Connect GND Ground SDA Serial Data SCL Serial Clock Input VCC Power Supply Figure 1. Pinouts ATECC108A Summary Datasheet 2 2 Atmel-8895BS-CryptoAuth-ATECC108A-Datasheet-Summary 012016