ST19WR02_06 Datasheet, PDF (1/4 Pages) STMicroelectronics – Dual Contactless Smartcard MCU With 2 Kbytes EEPROM

ST19WR02
Dual Contactless Smartcard MCU
With 2 Kbytes EEPROM
DATA BRIEF
Product features
■ Enhanced 8-bit CPU with extended addressing
modes
■ 64 KBytes user ROM with partitioning
■ 1 KBytes user RAM with partitioning
■ 2 KBytes user EEPROM with partitioning plus
128 Bytes user OTP and 64 Bytes ST OTP
areas:
– 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
■ Security firewalls for memories, and DES
accelerator.
■ Very high security features including EEPROM
Flash programming and clock management.
■ 2x8-bit timers with interrupt capability
■ Hardware DES accelerator with library support
for symmetrical algorithms:
– DES, triple DES, Desx computations and
CBC chaining mode..
■ ISO 3309 CRC calculation block
■ 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 10 MHz
■ High performance provided using internal clock
frequency
■ Unique serial number on each die
■ Power-saving standby mode
■ Contact assignment compatible ISO 7816-2
■ Serial access I/O, ISO 7816-3 compatible
Micromodule
Wafer
259a.ai
■ ESD protection greater than 5000 V
Function
Speed⁽¹⁾
Triple DES (with keys loaded)
Single DES (with keys loaded)
50 µs
37 µs
1. Best performance achieved using 15 MHz clock
frequency
Contactless specific features
■ Based on ISO 14443 type B
■ 13.56 MHz carrier frequency
■ High speed data transfer up to 424 kbits/s
■ RF frame up to 256 Bytes
■ 10% amplitude modulation reception (reader to
card)
■ BPSK - NRZ load modulation (card to reader)
■ Interface with RF readers supported through a
library of embedded software functions
compatible with ISO 14443 standard
■ ESD protection on antenna pads greater than
5000 V
January 2006
For further information contact your local STMicroelectronics sales office.
Rev 2
1/4
www.st.com
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