DESCRIPTION
The WM9709 is a low cost, high-quality stereo audio DAC. It utilises the Intel specified AC-link audio interface protocol, allowing a pair of audio output channels to be added to any AC link compliant controller device at minimal board area and external component cost.

FEATURES
• 20-Bit Stereo DAC
• Audio Performance
    − 102dB SNR (‘A’ weighted at 48kHz)
    − -95dB THD
• Revision 1.03 or higher AC’97 AC-link interface support.
• 3.3V or mixed 3V digital, 5V analogue operation
• 20-Pin SSOP Package
• Minimal external component cost
• Support for surround and centre/LFE channels

APPLICATIONS
• Notebook PC
• PC sound cards
• Motherboards
• Custom sound applications