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AT88SC0204CA_11 Datasheet, PDF (1/23 Pages) ATMEL Corporation – Atmel CryptoMemory | |||
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This is a summary document.
The complete document is
available on the Atmel website
at www.atmel.com.
Atmel AT88SC0204CA
Atmel CryptoMemory
SUMMARY DATASHEET
Features
⢠One of a family of devices with user memories from 1Kbit to 8Kbit
⢠2Kbit (256-byte) EEPROM user memory
⢠Four 512-bit (64-byte) zones
⢠Self-timed write cycle
⢠Single byte or 16-byte page write mode
⢠Programmable access rights for each zone
⢠2Kbit configuration zone
⢠37-byte OTP (One-time Programmable) area for user-defined codes
⢠160-byte area for user-defined keys and passwords
⢠High security features
⢠64-bit mutual authentication protocol (under license of ELVA)
⢠Cryptographic Message Authentication Codes (MAC)
⢠Stream encryption
⢠Four key sets for authentication and encryption
⢠Eight sets of two 24-bit passwords
⢠Anti-tearing function
⢠Voltage and frequency monitors
⢠Smart card features
⢠ISO 7816 Class B (3V) operation
⢠ISO 7816-3 asynchronous T=0 protocol (Gemplus® Patent) *
⢠Multiple zones, key sets and passwords for multi-application use
⢠Synchronous two-wire serial interface for faster device initialization *
⢠Programmable 8-byte answer-to-reset register
⢠ISO 7816-2 compliant modules
⢠Embedded application features
⢠Low voltage supply: 2.7V â 3.6V
⢠Secure nonvolatile storage for sensitive system or user information
⢠Two-wire serial interface (TWI, 5V compatible)
⢠1.0MHz compatibility for fast operation
⢠Standard 8-lead plastic packages, green compliant (exceeds RoHS)
⢠Same pin configuration as Atmel® AT24CXXX Serial EEPROM in SOIC and
PDIP packages
⢠High reliability
⢠Endurance: 100,000 cycles
⢠Data retention: 10 years
⢠ESD protection: 2,000V min
* Note: Modules available with either T = 0 / 2-wire modes or 2-wire mode only
5202FSâCRYPTOâ12/11
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