WM8944B Datasheet - Cirrus Logic

WM8944B Mono Low-Power CODEC

The WM8944B is a highly integrated low power hi-fi CODEC designed for portable devices such as digital still cameras. Up to 2 analogue inputs may be connected; a stereo digital microphone interface is also provided. Flexible output mixing options support single-ended and differential configuration.

WM8944B Features

* Hi-fi audio CODEC - 94dB SNR during ADC recording (‘A’ weighted) - 96dB SNR during DAC playback (‘A’ weighted)

* 2 analogue audio inputs

* Integrated bias reference for electret microphones

* Digital microphone interface (Stereo)

* Powerful digital mixing / DSP functions: - 5-n

WM8944B-CirrusLogic.pdf