CT7602 Audio USB Bridge : True 32 bits 768KHz 

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Key Features:

1 playback port, and 1 record port

       PLAY: 2-channel I2S, 2-channel DSD, 2-channel SPDIF

       RECORD: 2-channel I2S, 2-channel DSD

       The clock systems are independent

 I2S Interface

     PLAY port supports standard/left justified format, master mode.

     RECORD port supports standard/left justified, master/slave mode.

 Audio transmission

    PCM support up to 768K/32bit through USB, I2S, SPDIF ports.

    DSD (PDM) support 1x/2x/4x/8x bandwidth through DSD(PDM) port.

    DSD (Native) support 1x/2x/4x/8x bandwidth through USB, I2S, DSD(PDM) , SPDIF ports.

    DoP support 1x/2x/4x bandwidth through USB, I2S, SPDIF ports.

Interface

          Up to 16 GPIOs configurable as input or output.

          Master / Slave I2C interface.

          3 PWM-LED.

Format auto detecting

          Auto detecting PCM / DoP format.

          Auto detecting I2S / DSD interface.

Misc

          UART interface

          Volume control with fading in/out function.

          Playback basic auto De-pop function.

          One 12MHz crystal requirement only.

          Digital MIC input acceptable.

          2 External OSC select for output PLL