
Atmel Corporation
Description
The CryptoRF® family integrates a 13.56 MHz RF interface into a CryptoMemory®, resulting in a contactless smart card with advanced security and cryptographic features. This device is optimized as a contactless secure memory, for RF smart cards, and secure data storage, without the requirement of an internal microprocessor.
FEATUREs
• One of a Family of Devices with User Memory of 1 Kbit to 64 Kbits
• Contactless 13.56 MHz RF Communications Interface
– ISO/IEC 14443-2:2001 Type B Compliant
– ISO/IEC 14443-3:2001 Type B Compliant Anticollision Protocol
– Command Set Optimized for Multicard RF Communications
– Tolerant of Type A Signaling for Multiprotocol Applications
• Integrated 82 pF Tuning Capacitor
• User EEPROM Memory
– 32 Kbits Configured as Sixteen 256-byte (2-Kbit) User Zones
– Byte, Page, and Partial Page Write Modes
– Self-timed Write Cycle
• 256-byte (2-Kbit) Configuration Zone
– User-programmable Application Family Identifier (AFI)
– User-defined Anticollision Polling Response
– User-defined Keys and Passwords
• High-Security Features
– 64-bit Mutual Authentication Protocol (under license of ELVA)
– Encrypted Checksum
– Stream Encryption
– Four Key Sets for Authentication and Encryption
– Eight Sets of Two 24-bit Passwords
– Password and Authentication Attempts Counters
– Selectable Access Rights by Zone
– Antitearing Function
– Tamper Sensors
• High Reliability
– Endurance: 100,000 Write Cycles
– Data Retention: 10 Years
– Operating Temperature: −40°C to +85°C