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 True Random Number Generator (TRNG) (NIST Certified)
  • 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 Options:
    • 125 kbps Pulse Width Modulated (PWM) Single-Wire Serial 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: I2C Devices >4 kV; SWI Devices >7 kV
  • Packaging Options:
    • 8-pad UDFN (2 mm x 3 mm), 8-lead SOIC
    • 3-lead contact (2.5 mm x 6.5 mm)