И для вашей задачи RTL8722D:
WiFi/BT/USB2.0HS/SDIO/.. + куча RAM + Встроенный Audio Codec
Features:
Support mono and stereo channel
Support 8bit, 16bit and 24bit sample bits
Support 8k, 16k, 32k, 48k, 96k, 44.1k, 48k and 88.2k sample rate
Support I2S, left justify, PCM mode A, PCM mode B, PCM...