DS28EL25
Description
DeepCover® embedded security solutions cloak sensitive data under multiple layers of advanced physical security to provide the industry’s most secure key storage possible. The Deepcover Secure Authenticator (DS28EL25) combines crypto-strong, bidirectional, secure challengeand-response authentication functionality with an implementation based on the FIPS 180-3-specified Secure Hash Algorithm (SHA-256).
Key Features
- Key Generation and Exchange for Cryptographic Systems Features
- Symmetric Key-Based Bidirectional Secure Authentication Model Based on SHA-256
- Dedicated Hardware-Accelerated SHA Engine for Generating SHA-256 MACs
- Strong Authentication with a High Bit Count, UserProgrammable Secret, and Input Challenge
- 4096 Bits of User EEPROM Partitioned Into 16 Pages of 256 Bits
- User-Programmable and Irreversible EEPROM Protection Modes Including Authentication, Write and Read Protect, and OTP/EPROM Emulation
- Unique, Factory-Programmed 64-Bit Identification Number
- Single-Contact 1-Wire Interface Communicates with Host at Up to 76.9kbps
- Operating Range: 1.8V ±5%, -40°C to +85°C
- Low-Power 5µA (typ) Standby
