Features

  • Cryptographic Authentication Device with Secure Hardware-Based Key Storage:
    • Protected storage for symmetric key
  • Hardware Support for MAC Generation
  • 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
    • 384-byte user memory
    • 40-year data retention at +55℃
  • Monotonic Counter with Max Count Value of 10,000
    • Counter can be attached to key for limited use
  • Unique 72-Bit Serial Number

  • Interface: 125 kbps Pulse Width Modulated (PWM) SWI

  • Parasitically Powered through SIO Signal. Input Range 2.5 to 5.5 volts
  • 130 nA Nominal Sleep Current
  • Human Body Model (HBM) ESD: >7 kV

  • Packaging Options: 2-Lead VSFN (2.0 mm x 2.35 mm) Contact Package