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DATA BRIEFING

This is Brief Data from STMicroelectronics. Details are subject to change without notice. For complete data, please contact

your nearest Sales Office or SmartCard Products Divison, Rousset, France. Fax: (+33) 4 42 25 87 29

ST19AF08

Smartcard MCU

With 4 additional I/0

s

ENHANCED 8 BIT CPU WITH EXTENDED

ADDRESSING MODES

s

32 K BYTES OF USER ROM WITH

PARTITIONING

s

SYSTEM ROM

s

960 BYTES OF USER RAM WITH

PARTITIONING

s

8 K BYTES OF USER EEPROM WITH

PARTITIONING

– Highly reliable CMOS EEPROM submicron

technology

– 10 years data retention

– 100,000 Erase/Write cycles endurance

– Separate Write and Erase cycles for fast "1"

programming

– 1 to 64 bytes Erase or Program

s

SECURITY FIREWALLS FOR MEMORIES

s

VERY HIGH SECURITY FEATURES

INCLUDING EEPROM FLASH PROGRAM

s

8 BIT TIMER WITH INTERRUPT CAPABILITY

s

2 SERIAL ACCESS, ISO 7816-3 COMPATIBLE

s

3V

± 10% or 5V ± 10% SUPPLY VOLTAGE

s

POWER SAVING STANDBY MODE

s

CONTACT ASSIGNMENT COMPATIBLE ISO

7816-2

s

ESD PROTECTION GREATER THAN 5000V

Micromodule (D4)

Wafer

October 1999