Features
• Companion Chip to CryptoRF®
and CryptoMemory®
⎯ Securely implements host algorithms
⎯ Securely stores host secrets
⎯ Verifies Host Firmware Digests
• High Security Features in Hardware
⎯ CryptoMemory and CryptoRF F2 Algorithm
⎯ SHA-1 Standard Cryptographic Algorithm
⎯ 64-bit Mutual Authentication Protocol (Under License of ELVA)
⎯ Permanently Coded Serial Numbers
⎯ High Quality Random Number Generator (RNG)
⎯ Metal Shield Over Memory
⎯ Data Scrambling in Nonvolatile Memory
⎯ Delay Penalties to prevent Systematic Attacks
⎯ Reset Locking to prevent Illegal Power Cycling
⎯ Voltage and Frequency Monitors
• Host-side Crypto Functions
⎯ Authentication Challenge Generation
⎯ Device Challenge Response
⎯ Message Authentication Codes (MAC) Generation
⎯ Data Encryption and Decryption
⎯ Secure Authentication Key Management
• Secure Storage and Key Management
⎯ Up to 16 sets of 64-bits Diversified Host Keys
⎯ Eight Sets of Two 24-bit Passwords
⎯ Secure and Custom Personalization
⎯ Up to 232-Byte Read/Write Configurable User Data Area
• Nonvolatile Up Counters
⎯ Four sets Unidirectional Counters
⎯ 6.4 Million Maximum Counts Per Counter
• Application Features
⎯ Low Voltage Supply: 2.7V – 3.6V
⎯ 2-Wire Serial Interface (TWI, 5V Compatible)
⎯ Standard 8-lead SOIC Plastic Package, Green compliant (exceeds RoHS)
• High Reliability
⎯ Endurance : 100,000 Cycles
⎯ Data Retention : 10 years
⎯ ESD Protection : 3,000 V min. HBM





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