ST19WS02 Datasheet, PDF (1/3 Pages) STMicroelectronics – Smartcard MCU With 2 Kbytes EEPROM

PRODUCT FEATURES
I ENHANCED 8 BIT CPU WITH EXTENDED
ADDRESSING MODES
I 48 KBYTES USER ROM WITH
PARTITIONING
I 1 KBYTES USER RAM WITH
PARTITIONING
I 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
– 1 to 32 bytes Erase or Program in 1 ms
I SECURITY FIREWALLS FOR MEMORIES,
and DES ACCELERATOR.
I VERY HIGH SECURITY FEATURES
INCLUDING EEPROM FLASH
PROGRAMMING AND CLOCK
MANAGEMENT.
I 2x8 BIT TIMERS WITH INTERRUPT
CAPABILITY
I HARDWARE DES ACCELERATOR WITH
LIBRARY SUPPORT FOR SYMMETRICAL
ALGORITHMS:
– DES, triple DES, DESX computations and
CBC chaining mode...
I ISO 3309 CRC CALCULATION BLOCK
I FIPS 140-2 COMPLIANT RANDOM
NUMBER GENERATOR WITH TWO GUN
REGISTERS (Generators of Unpredictable
Number)
ST19WS02
Smartcard MCU
With 2 Kbytes EEPROM
DATA BRIEF
I 2.7 V TO 5.5 V SUPPLY VOLTAGE
I EXTERNAL CLOCK FREQUENCY UP TO
10 MHz
I HIGH PERFORMANCE PROVIDED USING
INTERNAL CLOCK FREQUENCY
I UNIQUE SERIAL NUMBER ON EACH DIE
I POWER SAVING STANDBY MODE
I CONTACT ASSIGNMENT COMPATIBLE
ISO 7816-2
I SERIAL ACCESS I/O, ISO 7816-3
COMPATIBLE
I ESD PROTECTION GREATER THAN 5000 V
Figure 1. Delivery Form
Micromodule
259a.ai
Wafer
Function
Triple DES (with keys loaded)
Single DES (with keys loaded)
Speed⁽¹⁾
24 µs
15 µs
1. Typical values, independent from external clock
frequency and supply voltage.
September 2004
For further information contact your local ST sales office.
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