HARDWARE DESCRIPTION
The ST19RF08, a member of the ST19 device family, is a serial access microcontroller especially designed for very large volume and cost competitive secure portable objects.

■ 8 BIT ARCHITECTURE CPU
■ 32 K Bytes of USER ROM WITH PARTITIONING
■ SYSTEM ROM FOR LIBRARIES
■ 960 Bytes of RAM WITH PARTITIONING
■ 8 K Bytes 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
■ SECURITY FIREWALLS FOR MEMORIES
■ VERY HIGH SECURITY FEATURES INCLUDING EEPROM FLASH PROGRAM
■ 8 BIT TIMER
■ HARDWARE DES ACCELERATOR
■ SOFTWARE DES LIBRARY
    – DES, triple DES, DESX computations
    – CBC chaining mode

CONTACT SPECIFIC FEATURES
■ SERIAL ACCESS, ISO 7816-3 COMPATIBLE
■ 3V ± 10% AND 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

CONTACTLESS SPECIFIC FEATURES
■ ISO 14443 TYPE B
■ 13.56 MHZ CARRIER FREQUENCY
■ HARDWARE CRC CALCULATION
■ 106, 212 and 424 KBIT/S DATA TRANSFER
■ AMPLITUDE MODULATION READER TO CARD
■ LOAD MODULATION CARD TO READER
■ INTERFACE WITH RF READERS SUPPORTED THROUGH A LIBRARY OF EMBEDDED SOFTWARE FUNCTION COMPATIBLE WITH ISO 14443 STANDARD.