25.1 Features

  • Two-Wire Communication Interface
  • Philips I2C Compatible
    • Standard mode
    • Fast mode
    • Fast mode Plus
  • System Management Bus (SMBus) 2.0 Compatible
    • Support arbitration between Start/repeated Start and data bit
    • Client arbitration allows support for the Address Resolution Protocol (ARP) in software
    • Configurable SMBus Layer 1 time-outs in hardware
    • Independent time-outs for Dual mode
  • Independent Host and Client Operation
    • Combined (same pins) or Dual mode (separate pins)
    • Single or multi-host bus operation with full arbitration support
  • Hardware Support for Client Address Match
    • Operates in all sleep modes
    • 7-bit address recognition
    • General Call Address recognition
    • Support for address range masking or secondary address match
  • Input Filter for Bus Noise Suppression
  • Smart Mode Support