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ad1981hd:  HD Audio SoundMAX® Codec

The AD1981HD is used to add analog and digital audio capabilities to computer motherboards by connecting directly to the core logic chipset supporting the HD Audio 1.0 specification. By reusing existing systems resources, this solution adds flexibility, improves sound quality, reduces power consumption and lowers the system BOM cost by integrating components.

RESOURCES & TOOLS

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TRAINING, TUTORIALS & SEMINARS

  • Flexible OS support
  • Integrated HD audio controller
  • True stereo microphone capture
  • Improved speaker performance
  • Parametric EQ improved sound on low cost speakers
  • Jack and port re-tasking
  • Peripheral sensing/enumeration
  • EAPD for external amplifier control
  • Analog and digital PC BEEP
  • Drivers for: W2K, WINXP, W2K3, XP-64, W2K3-64; WHQL pre-qualified
  • BOM cost savings, more flexibility and better audio quality

Functional Block Diagram for AD1981HD

As of December 2008, Conexant now offers Analog Devices, Inc.’s PC audio codec product line. For more information on this product, including sales representatives, visit the Conexant web site.