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ATSHA204A - Secure Authentication and Validation Device

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 bit OTP (One Time Programm.

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Full PDF Text Transcription

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ATSHA204A 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 bit OTP (One Time Programmable) Bits for Fixed Information Multiple I/O Options ̶ ̶ UART-compatible High-Speed, Single-Wire Interface 1MHz I2C Interface      2.0V to 5.5V Supply Voltage Range 1.8V to 5.
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