ST23 Contact Secure MCU with 48 Kbytes EEPROM, enhanced security and Nescrypt cryptoprocessor (Contact/PKI)

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  • The ST23ZL48 is a serial access microcontroller custom-designed for secure smartcard applications.

    It is based on an enhanced STMicroelectronics 8/16-bit CPU core offering 16 Mbytes of linear addressing space. ST23ZL48 devices are manufactured using an advanced highly reliable ST CMOS EEPROM technology.
    Moreover, an ISO/IEC 7816-3 EMV-compliant asynchronous receiver transmitter (IART) communication peripheral is available.

    Key Features

    • Hardware features
      • Enhanced 8/16-bit ST23 CPU core with 16 Mbytes of linear addressable memory
      • 300 Kbytes of User ROM
      • 6 Kbytes of User RAM
      • 2 Kbytes of NESCRYPT RAM
      • 48 Kbytes of User EEPROM including 128 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 64 bytes Erase or Program in 1.5 ms
      • Three 8-bit timers with watchdog and interrupt capability
      • 3.3 V and 5 V supply voltage ranges
      • External clock frequency up to 10 MHz
      • High performance provided by:
        • CPU clock frequency up to 27 MHz
      • Power-saving Idle 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
      • Enhanced NESCRYPT crypto-processor for public key cryptography
      • Hardware security enhanced DES accelerator
      • Monitoring of environmental parameters
      • Protection mechanisms against faults
      • AIS-31 class P2 compliant true random number generator (TRNG)
      • ISO/IEC 13239 CRC calculation block
      • Memory protection unit (MPU)
      • 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
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ST23ZL48
Active
- - EAR99 - No availability of distributors reported, please contact our sales office

ST23ZL48

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
      DB0850
      Secure MCU with enhanced security, crypto-processor and 48-Kbyte EEPROM
      2.1
      187.84 KB
      PDF
      DB0850

      Secure MCU with enhanced security, crypto-processor and 48-Kbyte EEPROM

Publications and Collaterals

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

      Brochure Secure MCUs - Secure Solutions

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
ST23ZL48
Active
DICE Industrial N/A

ST23ZL48

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.