ST23YR80 Datasheet, PDF (1/4 Pages) STMicroelectronics – Dual contactless smartcard MCU with 80 Kbytes EEPROM, enhanced security, cryptoprocessor and optimized RF performance

ST23YR80
Dual contactless smartcard MCU with 80 Kbytes EEPROM,
enhanced security, cryptoprocessor and optimized RF performance
Data Brief
Features
ST23YR80 major applications include:
■ ePassport, eGovernment, and ID
Hardware features
■ Enhanced 8/16-bit ST23 CPU core with 16
Mbytes linear addressable memory
■ 390 Kbytes User ROM
■ 6 Kbytes User RAM
■ 2 Kbytes NESCRYPT RAM
■ 80 Kbytes User EEPROM including 128 Bytes
User OTP area:
– 1 to 64 Bytes Erase or Program in 1.5 ms
■ NESCRYPT crypto-processor for public key
cryptography
■ Three 8-bit timers with watchdog and interrupt
capability
■ 3V and 5V supply voltage ranges
■ External clock frequency up to 10 MHz
■ High performance provided by:
– CPU clock frequency up to 29 MHz
■ Power-saving Standby state
■ Contact assignment compatible ISO 7816-3
■ Asynchronous Receiver Transmitter (IART) for
high speed serial data support (ISO 7816-3
and EMV™ compliant)
■ ESD protection greater than 5 kV (HBM)
Contactless features
■ Complies with ISO 14443 type B standards
■ 13.56 MHz carrier frequency
■ RFUART (RF Universal Asynchronous
Receiver Transmitter) for easy-to-manage high
speed data transfers up to 848 Kbits/s
■ RF frame up to 512 Bytes
■ 0.5 Kbytes Dedicated RFUART RAM
■ BPSK - NRZ load modulation (card-to-reader)
Micromodule
259a.ai
Wafer
■ 8 to 14% amplitude modulation reception
(reader to card) as minimum range
■ Enhanced RF performance provided by CPU
clock frequency up to 29 MHz coupled with
clock frequency divider
■ New dedicated contactless micromodule for
thinnest packaging solutions
Security features
■ Active shield
■ Monitoring of environmental parameters
■ Protection mechanisms against faults
■ Hardware Security Enhanced DES accelerator
■ AIS-31 class P2 compliant True Random
Number Generator (TRNG)
■ ISO 3309 CRC calculation block
■ Memory Protection Unit (MPU)
■ Unique serial number on each die
Development environment
Interface with RF readers supported through a
library of embedded software functions
compatible with ISO 14443 standard
Software development and firmware generation
are supported by a comprehensive set of
development tools dedicated to software design
and validation:
■ C Compiler
■ Simulator
■ Emulator
July 2008
Rev 1
For further information contact your local STMicroelectronics sales office.
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