AKM AK4490 32位数模转换(DAC)解决方案

AKM公司的AK4490是新一代Premium 32位数模转换(DAC),集成了新开发的开关电容滤波器“OSR Doubler”,有五种类型32位数字滤波器;可接收高达768kHz PCM数据和11.2MHz DSD数据,非常适合高分辨率音频源播放器,广泛用在网络音频,USB DAC和汽车音频系统.本文介绍了AK4490主要特性,框图和评估板AKD4490-A功能, 和USB控制盒AKDUSBIF-B的连接图以及评估板电路图与PCB元件布局图.

AK4490 is a new generation Premium 32-bit 2ch DAC with new technologies, achieving industry’s leading level low distortion characteristics and wide dynamic range. The AK4490 integrates a newly developed switched capacitor filter “OSR Doubler”, making it capable of supporting wide range signals and achieving low out-of-band noise while realizing low power consumption. Moreover, the AK4490 has five types of 32-bit digital filters, realizing simple and flexible sound tuning in wide range of applications. The AK4490 accepts up to 768kHz PCM data and 11.2MHz DSD data, ideal for a high-resolution audio source playback that are becoming widespread in network audios, USB-DACs and Car Audio Systems.

AK4490应用:

AV Receivers, CD/SACD player, Network Audios, USB DACs, USB Headphones, Sound
Plates/Bars, Car Audios, Automotive External Amplifiers, Measurement Equipment, Control..

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