DS28E40
Description
The DS28E40 is a secure authenticator that provides a core set of cryptographic tools derived from integrated asymmetric (ECC-P256) and symmetric (SHA-256) security functions.
Key Features
- ECC-P256 pute Engine
- FIPS 186 ECDSA P256 Signature and Verification
- ECDH Key Exchange for Session Key Establishment
- ECDSA Authenticated R/W of Configurable Memory
- SHA-256 pute Engine
- FIPS 198 HMAC for Bidirectional Authentication
- SHA-256 One-Time Pad Encrypted R/W of Configurable Memory Through ECDH Established Key
- One GPIO Pin with Optional Authentication Control
- Open-Drain, 4mA/0.4V
- Optional SHA-256 or ECDSA Authenticated On/Off and State Read
