ST22N256 Datasheet | STMicroelectronics

Smartcard 32-Bit RISC MCU with 256 Kbytes EEPROM Javacard™ HW Execution & Cryptographic Library DATA BRIEF PRODUCT Features 32-BIT RISC CPU WITH 24-BIT LINEAR MEMORY ADDRESSING I 368 KBYTES USER ROM I 16 KBYTES USER RAM I 256K KBYTES USER EEPROM 32-BIT RISC CPU I DUAL INSTRUCTION SET, JAVACARD™ AND NATIVE I 4-STAGE PIPELINE I 16 GENERAL PURPOSE 32-BIT REGISTERS, AND SPECIAL REGISTERS I 4 MASKABLE INTERRUPT LEVELS I SUPERVISOR AND USER MODES SECURITY I CPU SECURITY INSTRUCTIONS - DES and 3DES instructions - Fast Multiply and Accumulate instructions for Public Key and Elliptic Curve Cryptography - CRC instruction I RANDOM NUMBER GENERATOR I EEPROM FLASH PROGRAMMING MODE I CLOCK AND...