WM8904
WM8904 is Ultra Low-Power Codec manufactured by Cirrus Logic.
Ultra Low-Power Codec for Portable Audio Applications
DESCRIPTION
The WM8904 is a high performance ultra-low power stereo CODEC optimised for portable audio applications.
The device Features stereo ground-referenced headphone amplifiers using the Wolfson ‘Class-W’ amplifier techniques incorporating an innovative dual-mode charge pump architecture
- to optimise efficiency and power consumption during playback. The ground-referenced headphone and line outputs eliminate AC coupling capacitors, and both outputs include mon mode feedback paths to reject ground noise.
Control sequences for audio path setup can be pre-loaded and executed by an integrated control write sequencer to...
