ST23YS02| Datasheet

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ST23YS02
Smartcard MCU with enhanced security and 2 Kbytes high-density EEPROM
Data Brief

Features
ST23YS02 major applications include:

Banking targeting the EMVCo certificate

Hardware features

Enhanced 8/16-bit CPU core with 16 Mbytes linear addressable memory 36 Kbytes User ROM 2 Kbytes User RAM 2 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 state 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)

259a.ai

Micromodule

Wafer

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) 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:

C Compiler Simulator Emulator

September 2007

Rev 1

1/4
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