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  • ST23YS08 devices are serial access secure microcontrollers custom-designed for secure smartcard applications.

    They are based on an enhanced STMicroelectronics 8/16-bit CPU core offering 16 Mbytes linear addressing space. They are manufactured using an advanced highly reliable ST CMOS EEPROM technology.

    Key Features

    • Hardware features
      • Enhanced 8/16-bit ST23 CPU core with 16 Mbytes linear addressable memory
      • 108 Kbytes of User ROM
      • 2 Kbytes of User RAM
      • 8 Kbytes of User EEPROM including 64 bytes of User OTP area:
        • Highly reliable CMOS EEPROM submicron technology
        • 30-year data retention
        • 500,000 Erase/Write cycles endurance typical at 25° C
        • 1 to 32 bytes Erase or Program in 1.5 ms
      • Operating temperature: –25° to +85° C
      • Two 8-bit timers with watchdog and interrupt capability
      • 3 V and 5 V 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 with ISO/IEC 7816-3 standards
      • Asynchronous receiver transmitter (IART) for high speed serial data support(ISO/IEC 7816-3 and EMV™ compliant)
      • ESD protection greater than 5 kV (HBM)
    • Security features
      • Active shield
      • Hardware security enhanced DES accelerator
      • Monitoring of environmental parameters
      • Protection mechanisms against faults
      • AIS-31 class P2 compliant true random number generator (TRNG)
      • ISO 3309 CRC calculation block
      • 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 and emulator

Circuit Diagram

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Sample & Buy

Part Number
Marketing Status
Budgetary Price (US$)*
Quantity
ECCN (US)
Country of Origin
Order from Distributors
Order from ST
ST23YS08
Active
- - EAR99 - No availability of distributors reported, please contact our sales office

ST23YS08

Marketing Status

Active

Unit Price (US$)

-

Unit Price (US$)

*

Quantity

-

ECCN (US)

EAR99

Country of Origin

-

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DB0417
      Secure MCU with enhanced security and 8-Kbyte high-density EEPROM
      2.1
      149.28 KB
      PDF
      DB0417

      Secure MCU with enhanced security and 8-Kbyte high-density EEPROM

Publications and Collaterals

    • Description Version Size Action
      Brochure Secure MCUs - Secure Solutions 1.2
      2.11 MB
      PDF

      Brochure Secure MCUs - Secure Solutions

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
ST23YS08
Active
DICE Industrial N/A

ST23YS08

Package:

DICE

Material Declaration**:

Marketing Status

Active

Package

DICE

Grade

Industrial

RoHS Compliance Grade

N/A

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.