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  • UCD90120: UCD90120 I2C problem

    Resolved
    Part Number: UCD90120 Hi, I use I2C to read UCD90120A, but the CLK pulls down about 34ms during the transmission. Should I adjust some settings about UCD9020A? Thanks, Owen
    • Resolved

  • UCD90120: GPIO-only rail sequencing dependencies

    TI Thinks Resolved
    Part Number: UCD90120 Other Parts Discussed in Thread: UCD90SEQ64EVM-650 Context: due to supply chain issues, we were only able to secure stock of the UCD90120 (not A) so unfortunately we don't have the latest iteration of the product. I'm using Fusion…
    • Answered

  • UCD90120: UCD90120 and UCD90124 diference

    Resolved
    Part Number: UCD90120 Other Parts Discussed in Thread: UCD90124 , UCD90124A , Hi Expert, What is the diference between UCD90124 and UCD90120? Are they pin-to-pin compatable? I have checked the datasheet, that both devices are the same. Thanks! Jimmy
    • Resolved
    • Answered

  • UCD90120: Why there are 13 monitors pin in UCD90120,but support 12 rails only

    Resolved
    Part Number: UCD90120 Hi Expert, Pls advice Why there are 13 monitors pin in UCD90120,but support 12 rails only. Best regards, Eric Lai Field Application Engineer Texas Instruments Taiwan Limited O: +886-2-2175-2582 M: +886-909-262-582 E-Mail:Eric…
    • Resolved

  • UCD90120: Configuring multiple devices on the same PMBus

    TI Thinks Resolved
    Part Number: UCD90120 Other Parts Discussed in Thread: UCD90320 Hi, I just had a question about this tidbit I see in the datasheets for the UCD90120 and UCD90320 The user configuration can be written to data flash using a gang programmer via JTAG or…

  • UCD90120: The UCD90120 configuration is incorrect

    TI Thinks Resolved
    Part Number: UCD90120 Dear Expert Could u tell me dsconnect R45, download OK, why no output ? This is our shcemetic: That's all three of them we configuration:

  • UCD90120: Current consumption

    TI Thinks Resolved
    Part Number: UCD90120 Other Parts Discussed in Thread: UCD9081 , We are considering UCD90120 or UCD9081 for our new project. It is important for us to have small current consumption when device is in "Standby" mode (couple of mA). From the datasheet…
    • Answered

  • UCD90120: Cascading using the GPI pin

    Resolved
    Part Number: UCD90120 Other Parts Discussed in Thread: UCD90320 , UCD90240 , UCD9090A , UCD90160A , I read this app note which says, Another method to cascade multiple devices is to connect the power-good output of the first device to a MON/GPI pin of the…
    • Resolved
    • Answered

  • RE: UCD90120: EN turns off during monitoring

    Resolved
    Hi I got your message and project file. GUI 7.x stops supporting UCD90120 so the protocol is no long supported causing GPIO off. GUI 2.x is the only tool supporting UCD90120. Regards Yihe
    • Answered

  • RE: UCD90120: which core is in this device?

    Resolved
    Hello Yihe, Thank you for the answer, and sorry for the late response. Yes, the answer will help me well, so the issue is solved. Kind regards, Frans

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