AKM AK4629高性能多路音频CODEC解决方案

AKM公司的AK4629是高性能多路音频CODEC,包括四路24位ADC和八路24位DAC通路,ADC采用增强双比特架构,DAC采用先进的多比特架构,具有非常低的噪音性能.ADC的取样速率高达96kHz,DAC的取样频率高达192kHz,ADC的S/(N+D)为92dB,动态范围S/N为102dB(单端输入),DAC的S/(N+D)为90dB,动态范围S/N为102dB,主要用在家庭影院,pro audio音响和汽车音响设备.本文介绍了AK4629主要特性, 方框图, 典型应用电路图以及电源连接案例,AKD4629-A评估板主要功能,框图,电路图和元件布局图.

AK4629: High Performance Multi-channel Audio CODEC

The AK4629 is a single chip audio CODEC that includes four ADC channels and eight DAC channels.

The converters are designed with Enhanced Dual Bit architecture for the ADC’s, and Advanced Multi-Bit architecture for the DAC, enabling very low noise performance. The AK4629 ADC supports both single-ended and differential inputs and outputs. A wide range of applications can be realized, including home theater, pro audio and car audio. The AK4629 is available in a 48-pin LQFP package.

AK4629主要特性:

4ch 24bit ADC

- 64x Oversampling

- Sampling Rate up to 96kHz

- Linear Phase Digital Anti-Alias Filter

- Single-ended / Differential Input

- S/(N+D): 92dB (Single-ended, Differential)

- Dynamic Range, S/N: 102dB (Single-ended), 103dB (Differential)
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