The AT88SC0104CA is a secure memory integrated circuit (IC) from Atmel (now Microchip Technology). It's a CryptoAuthentication™ device, designed to provide secure storage and authentication capabilities for various applications.

Applications

• Secure storage of cryptographic keys
• Authentication of devices and users
• Secure boot processes
• Anti-counterfeiting measures
• Secure data logging

Features

• 1 Kbit EEPROM Memory
• Asymmetric Authentication
• SHA-256 Hash Algorithm
• Secure Hardware Key Storage
• Unique 72-Bit Serial Number
• Single Wire Interface
• Temperature Range: -40°C to +85°C

Benefits

• Provides secure storage for sensitive data.
• Enables strong authentication protocols.
• Protects against cloning and counterfeiting.
• Simplifies integration with a single-wire interface.
• Offers robust performance across a wide temperature range.
• Hardware-based security enhances protection against attacks.

Additional Details

The AT88SC0104CA is built around EEPROM memory, providing non-volatile storage for cryptographic keys and other sensitive data. It utilizes asymmetric authentication methods and incorporates the SHA-256 hash algorithm to ensure data integrity and secure communication. The secure hardware key storage prevents unauthorized access to cryptographic keys. Each device has a unique 72-bit serial number for identification and tracking. The single-wire interface reduces the number of connections required, simplifying integration into various systems. This IC is used in a wide range of applications where security and authentication are critical, such as access control, secure boot, and anti-counterfeiting measures.