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  • UCD9090-Q1: UCD9090-Q1

    TI Thinks Resolved
    Part Number: UCD9090-Q1 We are using UCD9090-Q1 device in our system. The connection involves enabling voltage rails and monitoring them. The voltage rails have warning and fault thresholds defined to be +/-10%. All actions on fault are disabled, therefore…

  • UCD9090-Q1: UCD9090-Q1 hardware element evaluation per ISO-26262

    TI Thinks Resolved
    Part Number: UCD9090-Q1 Other Parts Discussed in Thread: UCD9090 , I am in the process of executing hardware element evaluation for UCD9090 as per ISO 26262 requirements. I currently have document for UCD9090-Q1 which indicates few failure modes , distribution…

  • UCD9090-Q1: Could UCD9090 do margin high/low using PMBUS command?

    TI Thinks Resolved
    Part Number: UCD9090-Q1 Other Parts Discussed in Thread: UCD9090 Hi TI experts, I just want to know how to do UCD9090 margin high/low after reset is high using PMBUS, and how to configure the setting in Fusion Digital Power Designer? If so could you help…
    • Answered

  • UCD9090-Q1: Enable

    Resolved
    Part Number: UCD9090-Q1 Hi Team, Can we use the PORz_OUT (3.3V) from the AM62 as an input into the UCD to let it know that AM62 is on and ready for other items to be turned on? Is there any issue with this? Thank you, Delaney
    • Resolved
    • Answered

  • UCD9090-Q1: Are there any reference design for UCD90XXX

    Resolved
    Part Number: UCD9090-Q1 Other Parts Discussed in Thread: UCD9090 Hi, I'm now working on UCD90XXX series chips for Xilinx FPGA power sequencing. I have read the datasheet of ucd9090-q1、" Fusion Digital Power Designer GUI 7.0 for the UCD90xxx Sequencer…
    • Resolved

  • UCD9090-Q1: I2C bus example for reading MON11

    TI Thinks Resolved
    Part Number: UCD9090-Q1 Just want to make sure i understand how to read MON11 for UCD9090-Q1. Based off of this link it sounds like you can only read MON11 as current or temperature ( link ). Is that true? Assuming that is true then they just need to follow…
    • Answered

  • UCD9090-Q1: output enable

    Resolved
    Part Number: UCD9090-Q1 Other Parts Discussed in Thread: UCD9090 , TPS38700 Hi Team, Can you checknmy understanding? For all GPIO configured as an output enable, is that a timing UCD9090 float before UCD9090 reset? Should we add the weak pull low? Thank…
    • Resolved

  • UCD9090-Q1: Pogramming issue

    TI Thinks Resolved
    Part Number: UCD9090-Q1 Other Parts Discussed in Thread: UCD9090 , UCD9090A Hi team, I am Currentaly using UCD9090A TI part in our drsign. Due to long lead time, i have choosen UCD9090-Q1 as an alternaye part of UCD9090A. I have mounted the UCD9090-Q1…
    • Answered

  • UCD9090-Q1: Power-down sequencing

    Resolved
    Part Number: UCD9090-Q1 Hello TI team, Is it possible to configure power-down sequencing of the UCD9090-Q1 device without using the CONTROL pin or the OPERATION command? Currently I am using the "Auto Enable" option for power sequencing, but it seems…
    • Resolved

  • UCD9090-Q1: [ERROR] Device(s) in ROM mode

    TI Thinks Resolved
    Part Number: UCD9090-Q1 Hello TI team, After powering up the UCD9090-Q1, during the start process of TI Fusion Designer I get the following error: If I click yes I can operate the device normally. As soon as I power cycle the device, the configuration…

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