ECC204 | Microchip Technology

Cost optimized Secure Authentication IC

ECC204

Status: In Production
EDSA sign and HMAC operations with Common Criteria JIL High secure key storage

Overview

  • Device Name:ECC204
  • Algorithm Type:ECC256 sign, SHA256 HMAC
  • Standby Typical (uA):0.13
  • Provisioning:Blank
  • Interface Type:I2C, SWI
  • Cryptographic Authentication Device with Secure Hardware-Based Key Storage
  • Hardware Support for the Asymmetric Sign
    • ECDSA: FIPS186-4 Elliptic Curve Digital Signature
    • NIST standard P-256 elliptic curve support
      Hardware Support for SHA-256 and HMAC
    • Internal Asymmetric Key Generation
      Internal High-Quality NIST SP 800-90A/B/C Random Number Generator (RNG)
      Joint Interpretation Laboratory (JIL) Score for Resistance to Attackers– level JIL High
    • Evaluated to the standard “Jil-Application-Of-Attack-Potential-To-Smartcards-V3.1”
    • Achieved through tamper-resistant countermeasures to resist environmental, non-invasive and invasive
    • Active shield to protect against invasive attacks
    • Internal memory encryption and scrambling
    • Low and high supply voltage tampers
    • Low and high temperature tampers
    • FIPS 140-3 Compliance Mode Configuration Option
    • Field-Programmable EEPROM
    • Single ECC private key
    • One device certificate and one CA signer certificate
    • Single symmetric secret key
    • 64-byte user memory
    • 40-Year Data Retention at +55℃
    • Monotonic Counter with the Maximum Count Value of 10,000
    • Unique 72-bit Serial Number
    • Two Interface Options Available
    • 125 kbps Pulse-Width Modulated (PWM) single-wire serial interface (SWI)
    • Parasitic power support for single-wire interface with External Capacitor
    • 400 kHz Fast mode I2C interface
      130 nA Nominal Sleep Current
      Extended Industrial Temperature of -40℃ to +105℃ Ambient Operating Range
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    ECC204
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