FEATURES
  AC ’97 2.3 COMPATIBLE FEATURES
  6 DAC Channels for 5.1 Surround
  S/PDIF Output
  Integrated Stereo Headphone Amplifier
  Variable Rate Audio
  Double Rate Audio (fS = 96 kHz)
  Greater than 90 dB Dynamic Range
  20-Bit PCM DACs
  Line-Level Mono ”Phone” Input
  High Quality CD Input
  Selectable MIC Input with Preamp
  AUX and Line_In Stereo Inputs
  External Amplifier Power-Down Control
  Power Management Modes
  48-Lead LQFP Package

ENHANCED FEATURES
  Integrated Parametric Equalizer
  Stereo MIC Preamp Support
  Integrated PLL for System Clocking
  Variable Sample Rate 7 kHz to 96 kHz
  Jack Sense (Auto Topology Switching)
  Software Controlled VREF_OUT for MIC Bias
  Software Enabled Outputs for Jack Sharing
  Auto Down-Mix and Channel Spreading Modes