CLASS-D
1.dual I2S interface audio CODEC and can be used for Audio Hub
2.provide 1.5W per channel into 8Ω or 2.5W per channel into 4Ω with a 5V supply.
3.headphone amplifier. It consumes only less than 5mW power during playback
4.The integrated DRC(Dynamic Range Controller) and 7-band parametric Equalizer provide further digital
sound processing capability of audio playback paths.
5.For microphone recording, the DRC in ALC5640 can be used as AGC(Auto Gain Controller) to maintain a constant recording volume. Besides, a dynamic wind reduction filter is built in on recording path.
6.Digital-to-Analog Converter with 100dBA SNR .
7.Analog-to-Digital Converter with 94dBA SNR .