ST19WL18
Smartcard MCU With Modular Arithmetic Processor
& 18 Kbytes High Density EEPROM
DATA BRIEF
PRODUCT FEATURES
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ENHANCED 8 BIT CPU WITH EXTENDED
ADDRESSING MODES
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112 KBYTES USER ROM WITH
PARTITIONING
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4 KBYTES USER RAM WITH
PARTITIONING
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18 KBYTES USER EEPROM WITH
PARTITIONING including 128 BYTES USER
and ST OTP AREA:
鈥?Highly reliable CMOS EEPROM
submicron technology
鈥?Error Correction Code for single bit fail
correction within a byte
鈥?10 year data retention
鈥?500,000 Erase/Write cycles endurance
鈥?1 to 64 bytes Erase or Program in 2 ms
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SECURITY FIREWALLS FOR MEMORIES,
MODULAR ARITHMETIC PROCESSOR and
ENHANCED 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 SECURITY ENHANCED DES
ACCELERATOR WITH LIBRARY SUPPORT
FOR SYMMETRICAL ALGORITHMS:
鈥?DES, triple DES computations and CBC
chaining mode...
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1088 Bit MODULAR ARITHMETIC
PROCESSOR WITH LIBRARY SUPPORT
FOR ASYMMETRICAL ALGORITHMS
鈥?Fast modular multiplication and squaring
using Montgomery method
鈥?Software Crypto libraries in separate ST
ROM area for efficient algorithm coding
using a set of advanced functions
鈥?Software selectable operand length up to
2176 bits.
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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)
2.7 V TO 5.5 V SUPPLY VOLTAGE
EXTERNAL CLOCK FREQUENCY UP TO
8 MHz
HIGH PERFORMANCE PROVIDED USING
INTERNAL CLOCK FREQUENCY
UNIQUE SERIAL NUMBER ON EACH DIE
POWER SAVING STANDBY MODE
CONTACT ASSIGNMENT COMPATIBLE
ISO 7816-2
2SERIAL ACCESS I/O鈥橲, ISO 7816-3
COMPATIBLE
ESD PROTECTION GREATER THAN 5000 V
Figure 1. Delivery Form
259a.ai
Micromodule
Wafer
Function
RSA 1024 bits signature with CRT
(2)
RSA 1024 bits signature without CRT
(2)
RSA 1024 bits verification (e=鈥?10001鈥?
RSA 1024 bits key generation
RSA 2048 bits signature with CRT
(2)
RSA 2048 bits verification (e=鈥?10001鈥?
Triple DES (with enhanced security)
Single DES (with enhanced security)
1.
2.
Speed
(1)
85 ms
282 ms
5.5 ms
2.5 s
570 ms
91 ms
58.0 碌s
43.0 碌s
Typical values, independent from external clock frequency
and supply voltage.
CRT: Chinese Remainder Theorem.
April 2004
For further information contact your local ST sales office.
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