41.2 Embedded Characteristics

  • On-The-Fly Off-Chip Encryption/Decryption
  • Compliant with FIPS Publication 197, Advanced Encryption Standard (AES)
  • 128-bit Cryptographic Key
  • 10 Clock Cycles Encryption/Decryption Inherent Processing Time
  • Double Input Buffer Optimizes Runtime
  • Support of the Three Standard Modes of Operation Specified in NIST Special Publication 800-38A, Recommendation for Block Cipher Modes of Operation - Methods and Techniques:
    • Electronic Code Book (ECB)
    • Cipher Block Chaining (CBC) including CBC-MAC
    • Counter (CTR)
  • Last Output Data Mode Allows Optimized Message Authentication Code (MAC) Generation
  • Abnormal Software Access Reports
  • Two Separate Interrupt Lines: One Line Driven by Standard Functions and the Second Line Driven by Safety Checks
  • Register Write Protection
  • Private Key Bus Access to the Private Key Internal Register Not Readable from any Peripheral or Software