Features

  • Cryptographic Authentication Device with Secure Hardware-Based Key Storage:
    • Protected storage for symmetric key
  • Hardware Support for CheckMAC Validation of Client-Generated MAC
  • Internal High-Quality NIST SP 800-90A/B/C Random Number Generator (RNG)
  • Extensive Security Measures Against Attacks
  • Strong Physical Protection Mechanisms Against Invasive Attacks
  • Field-Programmable EEPROM
    • Single symmetric secret key
    • I/O protection key
    • 384-byte user memory
    • 40-year data retention at +55℃
  • Monotonic Counter with Max Count Value of 10,000
  • Unique 72-Bit Serial Number

  • Interface: 400 KHz Fast-Mode I2C Interface

  • Voltage Supply Range: 1.65V to 5.5V
  • 130 nA Nominal Sleep Current
  • Human Body Model (HBM) ESD: >4 kV;
  • Packaging Options: 8-Pad UDFN (3 mm x 3 mm), 8-Lead SOIC