ST19CF68

® ST19CF68 Smartcard MCU With 512 Bits Modular Arithmetic Processor DATA BRIEFING s s 8 BIT ARCHITECTURE CPU 23 KBytes of USER ROM WITH PARTITIONING SYSTEM ROM FOR LIBRARIES 960 Bytes of RAM WITH PARTITIONING 8 KBytes of EEPROM WITH PARTITIONING – Highly reliable CMOS EEPROM technology – 10 year data retention – 100,000 Erase/Write cycle endurance – Separate Write and Erase cycles for fast “1” programming – 1 to 64 bytes Erase or Program in 1 ms Micromodule (D4) 2 2 2 2 s s s s 512 BITS MODULAR ARITHMETIC PROCESSOR – Fast modular multiplication and squaring using Montgomery method – Software Crypto Libraries in separate ROM area for efficient algorithm coding using a set of advanced functions – Software selectable operand length up to 1024 bits Wafer s SECURITY FIREWALLS FOR MAP AND MEMORIES VERY HIGH SECURITY FEATURES INCLUDING EEPROM FLASH PROGRAM AND RAM FLASH CLEAR 8 BIT TIMER SERIAL ACCESS, ISO 7816-3 COMPATIBLE 3V ± 10% or 5V ± 10% SUPPLY VOLTAGE POWER SAVING STANDBY MODE UP TO 10 MHz INTERNAL OPERATING FREQUENCY CONTACT ASSIGNMENT COMPATIBLE ISO 7816-2 ESD PROTECTION GREATER THAN 5000V FAST CRYPTOGRAPHIC FUNCTIONS PROCESSING (5V ± 10%, 5MHz) RSA RSA RSA RSA RSA RSA RSA RSA RSA Function 512 bits signature with CRT * 512 bits signature without CRT 512 bits verification (e=$10001) 768 bits signature with CRT 768 bits signature without CRT 768 bits verification (e=$10001) 1024 bits signature with CRT 1024 bits signature without CRT 1024 bits verification (e=$10001...