ST23YS08

ST23YS08 Smartcard MCU with Enhanced Security and 8 KBytes High-Density EEPROM Data Brief Features ST23YS08 major applications include: ■ Banking targeting VISA® and CAST™ certificates Hardware features 259a.ai ■ 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 EMV™ 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 ...