General Description
DeepCover® embedded security solutions cloak sensitive data under multiple layers of advanced physical security to provide the most secure key storage possible.

Features
● ECDSA Engine for Public-Key Signature Using a Defined SEC Domain Parameter Set
● On-Chip Hardware Random Number Generator
● Private and Public Key Can Be Computed by the Device or Loaded from Outside with Optional Automatic Locking
● Separate User-Programmable and Lockable Memory Space to Store a Public-Key Certificate
● 17-Bit One-Time Settable, Nonvolatile DecrementOn-Command Counter
● SHA-256 Engine to Compute a Hash of EEPROM Page Data and Host Challenge for Subsequent ECDSA Signing
● 1024 Bit of User EEPROM Organized as Four Pages of 256 Bits
● Programmable and Irreversible User EEPROM Protection Modes Including Write Protection, Read Protection, and OTP/EPROM Emulation for Individual Memory Pages
● Unique Factory-Programmed 64-Bit Identification Number
● Single-Contact 1-Wire Interface Communicates with Host at Up to 76.9kbps
● Operating Range: 3.3V ±10%, -40ºC to +85ºC
● ±8kV HBM ESD Protection (typ) for IO Pin
● 8-Pin TDFN and 6-Pin TSOC Packages

Applications
● Authentication of Consumables
● Peripheral Authentication
● Medical Sensors
● Printer Cartridge Identification and Authentication