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DATA BRIEF

April 2004

For further information contact your local ST sales office.

ST19WG18

ST19WG34, ST19WG66

Smartcard MCU

With 18, 34, 66 Kbytes High Density EEPROM

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PRODUCT FEATURES

I

ENHANCED 8 BIT CPU WITH EXTENDED

ADDRESSING MODES

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224 KBYTES USER ROM WITH

PARTITIONING

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6 KBYTES USER RAM WITH

PARTITIONING

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18 (ST19WG18), 34 (ST19WG34), 66

(ST19WG66) KBYTES USER EEPROM

WITH PARTITIONING including 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

–

1 to 64 bytes Erase or Program in 2 ms

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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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3x8 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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1.62 V TO 5.5 V SUPPLY VOLTAGE

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EXTERNAL CLOCK FREQUENCY UP TO

8MHz

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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