ATSHA204-RBH-T Ver la hoja de datos (PDF) - Atmel Corporation

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componentes Descripción

Fabricante

ATSHA204-RBH-T

Atmel CryptoAuthentication

Atmel Corporation 

NOT RECOMMENDED

FOR NEW DESIGNS

Replaced by

ATSHA204A

ATSHA204

Atmel CryptoAuthentication

DATASHEET

Features

 Secure authentication and validation device

 Integrated capability for both Host and Client operations

 Superior SHA-256 Hash algorithm with Message Authentication Code (MAC) and

Hash-Based Message Authentication Code (HMAC) options

 Best-in-class, 256-bit key length; storage for up to 16 keys

 Guaranteed unique 72-bit serial number

 Internal, high-quality Random Number Generator (RNG)

 4.5Kb EEPROM for keys and data

 512 OTP (One Time Programmable) bits for fixed information

 Multiple I/O options

 High-Speed, Single-Wire Interface

 1MHz I2C interface

 2.0V to 5.5V supply voltage range

 1.8V to 5.5V communications

 <150nA sleep current

 Extended, multi-level hardware security

 8-lead SOIC, 8-lead TSSOP, 3-lead SOT23, 8-pad UDFN, and 3-lead Contact

packages

Applications

 Anti-clone protection for accessories, daughter cards, and consumables

 Secure boot validation, software anti-piracy

 Network and computer access control

 Key exchange for encrypted downloads

 Authenticated/encrypted communications for control networks

Atmel-8740H-CryptoAuth-ATSHA204-Datasheet_072014

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