ST19WI18 Datasheet, PDF (1/3 Pages) STMicroelectronics – SMASmartcard MCU With Modular Arithmetic Processor, I2C & 18 Kbytes High Density EEPROM

ST19WI18
Smartcard MCU With Modular Arithmetic Processor,
I2C & 18 Kbytes High Density EEPROM
DATA BRIEF
PRODUCT FEATURES
I ENHANCED 8 BIT CPU WITH EXTENDED
ADDRESSING MODES
I 112 KBYTES USER ROM WITH
PARTITIONING
I 4 KBYTES USER RAM WITH
PARTITIONING
I 18 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
I SECURITY FIREWALLS FOR MEMORIES,
MODULAR ARITHMETIC PROCESSOR and
ENHANCED DES ACCELERATOR.
I VERY HIGH SECURITY FEATURES
INCLUDING EEPROM FLASH
PROGRAMMING AND CLOCK
MANAGEMENT.
I 3x8 BIT TIMERS WITH INTERRUPT
CAPABILITY
I HARDWARE SECURITY ENHANCED DES
ACCELERATOR WITH LIBRARY SUPPORT
FOR SYMMETRICAL ALGORITHMS:
– DES, triple DES computations and CBC
chaining mode...
I 1088 Bit MODULAR ARITHMETIC
PROCESSOR WITH LIBRARY SUPPORT
FOR ASYMMETRICAL ALGORITHMS
– Fast modular multiplication and squaring
using Montgomery method
– Software Crypto libraries in separate ST
ROM area for efficient algorithm coding
using a set of advanced functions
– Software selectable operand length up to
2176 bits.
I ISO 3309 CRC CALCULATION BLOCK
I FIPS 140-2 COMPLIANT RANDOM
NUMBER GENERATOR WITH TWO GUN
REGISTERS (Generators of Unpredictable
Number)
I 2.7 V TO 5.5 V SUPPLY VOLTAGE
I EXTERNAL CLOCK FREQUENCY UP TO
8 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 2 SERIAL ACCESS I/O’S, ISO 7816-3
COMPATIBLE
I ISO ASYNCHRONOUS RECEIVER
TRANSMITTER FOR HIGH SPEED SERIAL
DATA SUPPORT
I ESD PROTECTION GREATER THAN 5000 V
I I2C BUS INTERFACE (Slave, Single Master,
Multi-master Configurable) SUPPORTS
SLOW AND FAST MODE
Figure 1. Delivery Form
Micromodule
259a.ai
Wafer
Function
RSA 1024 bits signature with CRT⁽²⁾
RSA 1024 bits signature without CRT⁽²⁾
RSA 1024 bits verification (e=’$10001’)
RSA 1024 bits key generation
RSA 2048 bits signature with CRT⁽²⁾
RSA 2048 bits verification (e=’$10001’)
Triple DES (with enhanced security)
Single DES (with enhanced security)
Speed⁽¹⁾
85 ms
282 ms
5.5 ms
2.5 s
570 ms
91 ms
58.0 µs
43.0 µs
1. Typical values, independent from external clock frequency
and supply voltage.
2. CRT: Chinese Remainder Theorem.
April 2004
For further information contact your local ST sales office.
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