ALC5631Q是瑞昱公司推出的一款高性能、强大的I2S音频编码解码器。宽压自适应电源以及低能耗的特点，使其广泛应用于便携式电子设备中，如：智能本、上网本。ALC5631Q有两种封装方式：ALC5631Q-GR、ALC5631Q-GRT。

ALC5631Q的采购信息如下：

 

 

ALC5631Q的主要功能特性包括：

1、Digital-to-Analog Converter with 100dBA SNR and –90dBTHD+N

2、Analog-to-Digital Converter with 93dBA SNR and –88dB THD+N

3、Stereo BTL (Bridge-Tied Load) Class-D amplifier and with650mW/Ch output power  (SPKVDD=3.6V, THD = 1%, 8Ωload)

4、Stereo headphone output and without DC blockingcapacitors.  (With 45mW/Ch driving power, 3.3V,16Ω load)

5、3 analog differential inputs and 1 stereo single-endedinput

6、Stereo differential analog microphone inputs with boostpre-amplifiers and low noise microphone bias

7、Differential earpiece Amp output

8、Stereo single-end or one differential line output

9、Audio jack insert detection and microphone switchdetection

10、Power management and enhanced power saving

11、Support flexible digital 6 bands equalizer (EQ)

12、Support digital spatial sound and pseudo stereo effect

13、Zero detection and soft volume for pop noise suppression

14、Inside PLL can receive wide range clock input

15、Support I2C Control Interface

16、24bit/8kHz ~ 192kHz I2S/PCM interface for stereo DAC

17、24bit/8kHz ~ 96kHz I2S/PCM interface for stereo ADC

18、Support enhanced Auto Level Control (ALC) function forplayback and record

19、Support digital microphone interface

20、QFN-48 (6mm x 6mm) package

ALC5631Q的功能框图如下：

 

ALC5631Q的管脚图如下：