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pcm4220音频播放使用原则

Other Parts Discussed in Thread: OPA1632, OPA134, PCM4220

谢谢了!首先音频信号经过OPA1632和OPA134组成的ADC输入电路到pcm4220,只单独供一个13.824M的MCKI.经过PCM4220引脚编程决定后,输出的I2S数据直接送入FPGA进行数字处理。这样需要选择主从模式来进行工作吗?是否需要加其它的电路?