Datasheet Summary
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AC’97 Audio and Touchpanel CODEC
DESCRIPTION
The WM9712L is a highly integrated input / output device designed for mobile puting and munications. The device can connect directly to a 4-wire or 5-wire touchpanel, mono or stereo microphones, stereo headphones and a mono speaker, reducing total ponent count in the system. Additionally, phone input and output pins are provided for seamless integration with wireless munication devices.
The WM9712L also offers up to four auxiliary ADC inputs for analogue measurements such as temperature or light, and five GPIO pins for interfacing to buttons or other digital devices. To monitor the battery voltage in portable systems,...