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2022-09-21 17:24:28
WM8978 Three -dimensional sound -editing decoder of the speaker driver
Description
WM8978 is a low -power, high -quality stereo -editing decoder design for portable applications, such as digital cameras or
digital camera.
The device integrates the front amplifier of the three -dimensional sound differences, and including speakers, headphones and differentials or stereo line outputs. External components require that it is necessary to reduce the microphone or headset amplifier without separate microphones.
Advanced digital signal processing includes a 5 -band equalizer, which is used to enter the digital limiter function through the microphone or line of the ADC and pure ADC, which is used to recording or playback. Additional numbers provide filter options in the ADC path to meet the application filtering, such as reduced wind noise ".
WM8978 codec can run as a host or from the machine. An internal PLL can compile codecs from the public reference clock frequency