• ADAU1977 Configuration


    I would like to apply the ADAU1977 for multi analog input as shown in the picture below

    May I know is this possible? And, what about the I2S output? Can I select the output from which two analog channels?

    And about the software GUI to configure…

  • ADAU1977 Drivers

    Do you have any device drivers (linux or microcontroller) available or in development for the ADAU1977 Quad ADC?

  • ADAU1977 - MCLKin

    For my customer Factem that is starting a project with the ADAU1977 audio ADC, I have a question regarding the MCLK pin (pin 7)….

    He won’t use the MCLK input clock and will be in slave mode with the PLL locked on the LRCK clock input . Can you tell us…

  • RE: Can the ADAU1977 be used with a direct wired connection to a handheld professional  condenser microphone?

    Hi Glenn,

    Thanks for your interest in ADAU1977. Yes, it should be possible to use the External Phantom Powered Microphone as input to ADAU1977. You can refer Fig 18 in datasheet. Just be careful that the max input level at the input does not exceed beyond…

  • RE: Microphone connection in ADAU1977 in SC584 EZ-KIT

    Hello Kalaiselvi,

    I cannot find any technical information about the microphone to be able to fully answer your question. I did see that it has a Tip/Sleeve connector but I do not know if it has its own power. Is there a battery inside the microphone…

  • RE: AD1974 Standalone Mode Clocking

    Ah, thank you.  We considered the ADAU1977, but wanted to avoid buying unnecessary features.


  • RE: Are ADAU1962 & ADAU1978 available in SigmaStudio?

    Hi Tang,

    As mentioned in my earlier reply, the ADAU1978 is not supported in sigmastudio library. However there is standalone GUI for the ADAU1977/78/79 parts. The GUI uses the same USBi board. Download the GUI from the link below under Software tab

  • Three wire interface connection to ADAU1977

    Hello ADI Support Team,


    As illustrated in the attached picture, I have a 3 wire interface sensor which I intend to connect with ADAU1977. I have 2 pending questions regarding my proposal:

    • with this connection, could I have the diagnostics feature…
  • How do I configure the SRU file for the SC584 EZ KIT EVM board

    I am using the ADSP-SC584 EZ-Board.

    I want to add the ADAU1977 to the Throughput project that basically uses the adau1979 and adau1962

    I have 2 SRU_config files from the 2 different projects: Throughput project using the adau1979 + adau1962, and chan_freq…