ST23YS08| Datasheet

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ST23YS08
Smartcard MCU with Enhanced Security and 8 KBytes High-Density EEPROM
Data Brief

Features
ST23YS08 major applications include:

Banking targeting VISA and CASTTM certificates

Hardware features
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Enhanced 8/16-bit CPU core with 16 MBytes linear addressable memory 108 Kbytes User ROM 2 Kbytes User RAM 8 Kbytes User EEPROM including 64 Bytes User OTP area: Highly reliable CMOS EEPROM submicron technology 10-year data retention 500,000 Erase/Write cycles endurance typical at 25 C 1 to 32 Bytes Erase or Program in 1.5 ms Two 8-bit timers with watchdog and interrupt capability 3V and 5V supply voltage ranges External clock frequency from 1 up to 5 MHz High performance provided by: CPU clock frequency up to 29 MHz Power-saving Standby mode Contact assignment compatible ISO 7816-3 Asynchronous Receiver Transmitter (IART) for high speed serial data support (ISO 7816-3 and EMVTM compliant) ISO 3309 CRC calculation block ESD protection greater than 5 kV (HBM)

Micromodule

Wafer

Security features

Active shield Monitoring of environmental parameters Protection mechanisms against faults Hardware Security Enhanced DES accelerator FIPS 140-2 and AIS-31 class P2 compliant True Random Number Generator (TRNG) Unique serial number on each die

Development environment
Software development and firmware generation are supported by a comprehensive set of development tools dedicated to software design and validation:

Emulator C Compiler Simulator

April 2007

DB_23YS08/0704 Rev 1

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For further information contact your local STMicroelectronics sales office.