ST31P450 Active

ST31 Dual interface, Flash secure microcontroller with enhanced security
Quantity $ per Unit Savings
1 - 500$0.000%
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Parameter NameParameter Value
Supply Voltage Min Volt2.1
Supply Voltage Max Volt5.5
CoreArm Sc000
Packing TypeNot Applicable
ROHS Compliance GradeN/A
Package NameDICE
Key features
  • Hardware features
    • Arm® SecurCore® SC000™ 32-bit RISC core cadenced at up to 55 MHz
    • 10 Kbytes of User RAM
    • Up to 450 Kbytes of secure User high-density Flash memory including 512 bytes of User OTP area:
      • 25-year data retention
      • 500 000 Erase/Write cycle endurance
      • Page Erase time: 0.8 ms
      • Programming performance up to 2 µs/byte in chained mode
      • Flash Erase/Write protection programmable on 32-Kbyte sectors

    • Operating temperature: –25 °C to +85 °C
    • Three 16-bit timers with interrupt
    • Watchdog timer
    • 2.7 V to 5.5 V supply voltages
    • External clock frequency up to 10 MHz
    • Power-saving Standby state
    • Contact assignment compatible with ISO/IEC 7816-3 standards
    • ESD protection (HBM): 6 kV HBM for ISO pads and 4 kV for AC0/AC1 contactless pads
    • Asynchronous receiver transmitter (IART) with RAM buffer for high speed serial data support (ISO/IEC 78163 T=0/T=1 and EMV compliant)
  • Contactless features
    • Complies with ISO/IEC 14443 Type A and EMVCo™
    • 68 pF tuning capacitor
    • Automatic CPU frequency adaptation for optimum power consumption
    • 13.56 MHz carrier frequency
    • RFUART (RF universal asynchronous receiver transmitter) up to 848 kbps
    • 1-Kbyte RF frame buffer in dedicated RFUART RAM
    • MIFARE Classic®, MIFARE Plus® and MIFARE® DESFire® EV2 hardware and software implementation
  • Security features
    • Active shield
    • Monitoring of environmental parameters
    • Three-key Triple DES accelerator
    • AES accelerator
    • AIS-31 Class PTG.2 compliant true random number generator (TRNG)
    • NESCRYPT coprocessor for public key cryptography algorithm
    • ISO/IEC 13239 CRC calculation block
    • Unique serial number on each die
    • Highly ef