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DATA BRIEF

May 2004

For further information contact your local ST sales office.

ST19WSC8

Smartcard MCU

With 8 Kbytes EEPROM

3

PRODUCT FEATURES

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ENHANCED 8 BIT CPU WITH EXTENDED

ADDRESSING MODES

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64 KBYTES USER ROM WITH

PARTITIONING

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2 KBYTES USER RAM WITH

PARTITIONING

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8 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

–

1 to 32 bytes Erase or Program in 1 ms

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SECURITY FIREWALLS FOR MEMORIES,

and ENHANCED 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 SECURITY ENHANCED DES

ACCELERATOR WITH LIBRARY SUPPORT

FOR SYMMETRICAL ALGORITHMS:

–

DES, triple DES 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 enhanced security)

58.0 µs

Single DES (with enhanced security)

43.0 µs

259a.ai

Micromodule

Wafer