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  • PCM2707: Askign for the PCM2705/7 USB sampling rate support

    TI Thinks Resolved
    Part Number: PCM2707 Hi Team, Cusotmer is evaluating the PCM2705/5 USB codec. Customer has questiona as below. "How many sampling rates can be supported by USB input in PCM270XC?" I am not sure the relation between USB sides' sampling rate.…
    • Answered

  • PCM2705 changing ROM descriptor

    Resolved
    Other Parts Discussed in Thread: PCM2705 Hello all, I'm using PCM2705 with SPDIF out and SPI connected to a uC for reprogramming of USB descriptor. Host pin is connected directly to USB Vbus and D+ pullup is derived from USB Vbus. It seems that descriptor…
    • Resolved
    • Answered

  • PCM2705 and AVdd decoupling capacitor

    Resolved
    Other Parts Discussed in Thread: PCM2705 Hi, I'm planning to built an USB to S-PDIF converter based on the PCM2705. I noticed that the analog supply requires a 10uF decoupling cap, which is rather large. In my application, I wont use any of the analog…
    • Resolved
    • Answered

  • PCM2705 and S-PDIF coaxial output

    Resolved
    Other Parts Discussed in Thread: PCM2705 , SN75176B , PCM2706 Hello, I'm planning to use the PCM2705 to output an S-PDIF signal via coax cable (with an RCA connector on board). Should I use any precautions, like resistors and other terminators? How should…
    • Resolved
    • Answered

  • Which one is better? PCM2704 or PCM2705?

    Resolved
    Other Parts Discussed in Thread: PCM2705 , PCM2704 , PCM2705C Hello, I want to build a simple USB sound interface with S-PDIF output. I'm not planning to use an external memory, as I'm content to use the internal USB descriptors. I don't need to use any…
    • Resolved
    • Answered

  • Are PCM2705, PCM2705C USB Audio DAC IC supported by mobile OS such that: iOS and Android?

    Resolved
    Other Parts Discussed in Thread: PCM2705 , PCM2705C Hello, Are PCM2705, PCM2705C USB Audio DAC IC supported by mobile OS such that: iOS and Android? Unfortunately but the chips webpages contains no that information. http://www.ti.com/product/PCM2705C…
    • Resolved
    • Answered

  • How to terminate the unused MC, MD and MS pins on the PCM2705?

    Resolved
    Other Parts Discussed in Thread: PCM2705 Hello, I'm building a one chip USB DAC around the PCM2705, and I don't need to use the SPI interface. I noticed that the MC, MD and MS pins have internal pull-down resistors (stated in the datasheet). However, should…
    • Resolved

  • TPS65981: Issues Interfacing with a USB Type C Hub Adapter that Supports USB Type C PD Power/Data Passthrough

    TI Thinks Resolved
    Part Number: TPS65981 Other Parts Discussed in Thread: PCM2705 , Hello, We have a design that uses a TPS65981 to act as a Dual Role Port that provides 5V @3A power to a 2020 12.9" Ipad Pro while simultaneously connecting the Ipad USB audio to a PCM2705…

  • PCM2705C: VID and PID customization

    TI Thinks Resolved
    Part Number: PCM2705C Other Parts Discussed in Thread: PCM2705 , PCM2704 Hi Team, We are designing a product in which we are going to use the PCM2705 as an audio bridge. Our requirement is that we want our Product name String on the Sound Control Panel…

  • Is there any way to read internal volume register from the PCM2705 using SPI?

    TI Thinks Resolved
    Other Parts Discussed in Thread: PCM2705 It appears an HID status register exists but no information in the datasheet that would allow external reading of volume level. Is there a way to read the static volume from a PCM2705 using SPI?

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