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DATA BRIEF

September 2004

For further information contact your local ST sales office.

ST19WS02

Smartcard MCU

With 2 Kbytes EEPROM

3

PRODUCT FEATURES

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ENHANCED 8 BIT CPU WITH EXTENDED

ADDRESSING MODES

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48 KBYTES USER ROM WITH

PARTITIONING

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1 KBYTES USER RAM WITH

PARTITIONING

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2 KBYTES USER EEPROM WITH

PARTITIONING plus 128 BYTES USER and

ST OTP AREA:

–

Highly reliable CMOS EEPROM

submicron technology

–

Error Correction Code for single bit fail

correction within a byte

–

10 year data retention

–

500,000 Erase/Write cycles endurance

–

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SECURITY FIREWALLS FOR MEMORIES,

and DES ACCELERATOR.

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VERY HIGH SECURITY FEATURES

INCLUDING EEPROM FLASH

PROGRAMMING AND CLOCK

MANAGEMENT.

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2x8 BIT TIMERS WITH INTERRUPT

CAPABILITY

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HARDWARE DES ACCELERATOR WITH

LIBRARY SUPPORT FOR SYMMETRICAL

ALGORITHMS:

–

DES, triple DES, DESX computations and

CBC chaining mode...

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ISO 3309 CRC CALCULATION BLOCK

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FIPS 140-2 COMPLIANT RANDOM

NUMBER GENERATOR WITH TWO GUN

REGISTERS (Generators of Unpredictable

Number)

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2.7 V TO 5.5 V SUPPLY VOLTAGE

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EXTERNAL CLOCK FREQUENCY UP TO

10 MHz

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HIGH PERFORMANCE PROVIDED USING

INTERNAL CLOCK FREQUENCY

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UNIQUE SERIAL NUMBER ON EACH DIE

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POWER SAVING STANDBY MODE

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CONTACT ASSIGNMENT COMPATIBLE

ISO 7816-2

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SERIAL ACCESS I/O, ISO 7816-3

COMPATIBLE

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ESD PROTECTION GREATER THAN 5000 V

Figure 1. Delivery Form

Function

1. Typical values, independent from external clock

frequency and supply voltage.

Triple DES (with keys loaded)

24 µs

Single DES (with keys loaded)

15 µs

259a.ai

Micromodule

Wafer