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SC23Z018：ST23 Contact Secure MCU with 18 Kbytes EEPROM, I2C slave interface, enhanced security and Nescrypt cryptoprocessor

SC23Z018 products are secure microcontrollers specially designed for secure smartcard applications.

They are based on an enhanced STMicroelectronics 8/16-bit CPU core offering 16 Mbytes of linear addressing space. SC23Z018 devices are manufactured using an advanced highly reliable ST CMOS EEPROM technology.

Key Features

• Hardware features
  • CPU clock frequency up to 28 MHz
  • 30-year data retention at 25°C
  • 500,000 Erase/Write cycles endurance at 25° C
  • 1 to 32 byte Erase or Program in 1.0 ms
  • 18 Kbytes of User EEPROM including 128 bytes of User OTP area:
    • Highly reliable CMOS EEPROM submicron technology
    • 30-year data retention at 25°C
    • 500,000 Erase/Write cycles endurance at 25° C
    • 1 to 32 byte Erase or Program in 1.0 ms
  • Operating temperature: –25° to +85°C
  • Three 8-bit timers with watchdog and interrupt capability
  • 1.62 to 5.5V supply voltages
  • External clock frequency up to 10 MHz
  • High performance provided by:
    • CPU clock frequency up to 28 MHz
    • 30-year data retention at 25°C
    • 500,000 Erase/Write cycles endurance at 25° C
    • 1 to 32 byte Erase or Program in 1.0 ms
    • 18 Kbytes of User EEPROM including 128 bytes of User OTP area:
      • Highly reliable CMOS EEPROM submicron technology
      • 30-year data retention at 25°C
      • 500,000 Erase/Write cycles endurance at 25° C
      • 1 to 32 byte Erase or Program in 1.0 ms
    • Operating temperature: –25° to +85°C
    • Three 8-bit timers with watchdog and interrupt capability
    • 1.62 to 5.5V supply voltages
    • External clock frequency up to 10 MHz
  • Power-saving Idle and Standby states
  • Contact assignment compatible with ISO/IEC 7816-3 standards
  • Asynchronous receiver transmitter (IART) for high speed serial data support (ISO/IEC 7816-3 T=0/T=1 and EMV™ compliant)
  • ESD protection greater than 5 kV (HBM)
  • I2C-bus slave interface with Fast-mode (400 Kbps)
• Security features
  • Active shield
  • Memory protection unit (MPU)
  • Monitoring of environmental parameters
  • Protection mechanisms against faults
  • True random number generator (TRNG) (AIS-31 Class P2 compliant)
  • 16-bit Cyclic Redundancy Check (CRC) calculation block (ISO/IEC 13239)
  • Unique serial number on each die
  • Enhanced NESCRYPT crypto-processor for public key cryptography
  • Three-key Triple DES accelerator (EDES+)
• Development environment
• Applications
  • Banking

Product Specifications

Sample & Buy

Quality & Reliability