AT88SC25616C Datasheet

AT88SC25616C Datasheet
CryptoMemory® 256 Kbit
AT88SC25616C
Datasheet : AT88SC25616C.pdf
Features

One of a Family of Devices with User Memories from 1-Kbit to 1-Mbit
256-Kbit (32-Kbyte) EEPROM User Memory
- Sixteen 2-Kbyte (16-Kbit) Zones
- Self-timed Write Cycle (5 ms)
- Single Byte or 128-byte Page Write Mode
- Programmable Access Rights for Each Zone
2-Kbit Configuration Zone
- 37-byte OTP Area for User-defined Codes
- 160-byte Area for User-defined Keys and Passwords
High Security Features
- 64-bit Patented Dynamic Symetric Mutual Authentication Protocol (under exclusive patent license from 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
Smart Card Features
- ISO 7816 Class A (5V) or Class B (3V) Operation
- ISO 7816-3 Asynchronous T = 0 Protocol
- Supports Protocol and Parameters Selection for Faster Operation
- Multiple Zones, Key Sets and Passwords for Multi-application Use
- Synchronous 2-wire Serial Interface for Faster Device Initialization
- Programmable 8-byte Answer-To-Reset Register
- ISO 7816-2 Compliant Modules
Embedded Application Features
- Low Voltage Operation: 2.7V to 5.5V
- Secure Nonvolatile Storage for Sensitive System or User Information
- 2-wire Serial Interface
- 1.5 MHz Compatibility for Fast Operation
- Standard 8-lead Plastic Packages
- Same Pinout as 2-wire Serial EEPROMs
High Reliability
- Endurance: 100,000 Cycles
- Data Retention: 10 years
- ESD Protection: 4,000V min

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