EEPROM Serial-2Wire 1Kbit 256 x 4 3.3V/5V 8Pin M2 - J Module
* A Family of Nine Devices with User Memories from 1-Kbit to 256-Kbit * EEPROM User Memory * 4, 8, or 16 Zones * Self-timed Write Cycles * Single-byte or Multiple-byte Page Write Modes * Programmable Access Rights for Each Zone * 2-Kbit Configuration Memory * 37-byte OTP 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 * Encrypted Checksum * Stream Encryption * Four Key Sets for Authentication and Encryption * Eight Sets of Two 24-bit Passwords * Anti-tearing Function * Voltage and Frequency Monitor * Embedded Application Features * Low Voltage Operation: 2.7V to 5.5V * Secure Nonvolatile Storage for Sensitive System or User Information * 2-Wire Serial Interface * 1MHz Compatibility for Fast Operation * Standard 8-lead Plastic Packages * Same Pinout as 2-Wire Serial EEPROMs * Smart Card Features * ISO 7816 Class A 5V or Class B 3V Operation * Synchronous 2-Wire Serial Interface for Faster Device Initialization* * ISO 7816-3 Asynchronous T = 0 Protocol Gemplus® Patent* * Multiple Zones, Key Sets, and Passwords for Multi-application Use * Programmable 8-byte Answer-To-Reset ATR Register * ISO 7816-2 Compliant Modules * High Reliability * Endurance: 100,000 Cycles * Data Retention: 10 Years * ESD Protection: 4,000V