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  • DP83822HF: Inquiry

    TI Thinks Resolved
    Part Number: DP83822HF Hi, Good Day. Pin TX_CLK mode output in the state during reset and RGMII mode : Customer's sequence: - First: In reset mode (pin reset_n in low for a low during and the pin return in high), this pin "TX_CLK" is configurated in…

  • RE: DP83822HF: Communication with TMS570LC4357 Fast Link Pulse Period Issue

    Hi Gerome, Sorry for such a late response - I have been out of the office due to being ill the last few days. Let me try to explain things a little bit better. Currently we are creating a custom board in which we are interfacing a TMS570LC4357 with a DP83822HF…

  • DP83822HF: DP83822HF

    TI Thinks Resolved
    Part Number: DP83822HF Good morning! In our schematic we substituted the PHY KSZ8081MNXIA with PHY DP83822HFRHBT. Attached there is the complete scheme. We have the following problems: TXD0/TXD1/TXD2/TXD3 pins do not move, they are always LOW. Twincat…
    • Answered

  • DP83822HF: RGMII mode - connexion HW from PHY to MAC

    Resolved
    Part Number: DP83822HF Hi Experts, In RGMII mode, the pin RX data (x6) have to be 50 Ohm impedance. In the datasheet, we did not find the paragraph that explains the presence of the internal impedance (50Ohm). Question: Is there an existing internal…
    • Resolved

  • DP83822H: DP83822HF

    Part Number: DP83822H Other Parts Discussed in Thread: TIDA-00299 Good mornig! We are using the DP83822 phy with ET1100 in out ethetcat boards. We are testing our boards with EFT pre-compliance tests. But at 2kV they lost the comunication with the ethercat…

  • RE: DP83822HF: fiber connection problem

    Gareth, What MAC interface are you using? Also, have you tried performing loopback testing? Sincerely, Jason Lee
    • Answered

  • DP83822HF: Query on PHY Bootstrap provision for addressing

    Resolved
    Part Number: DP83822HF Other Parts Discussed in Thread: AM4376 Hi Good Day, This is with reference to a custom Ethernet board that we have developed using DP83822HFRHBT and AM4376 processor. We have utilized 2 PHY IC's in above design and interfaced same…
    • Resolved

  • DP83822HF: Interfacing DP83822HF with Zynq7000

    Part Number: DP83822HF Hello, I am new to ethernet and PHY. So please excuse wrong questions. I am trying to interface the above part with Zynq 7000. PFA schematic for further reference. I am trying to configure the ethernet in RGMII mode but the ethernet…

  • RE: DP83822HF: IBIS model Ringing issue

    Hi Abhishek, Thanks for the sharing the file. I can do the required checks in Hyperlynx and will get back to you by Thursday. -- Regards, Gokul.

  • DP83822HF: MII LOOPBACK FAIL

    Part Number: DP83822HF hi, team we are using DP83822HF PHY device, and meet some problems, so we need your help. (1) the interface between MAC and PHY is MII default. (2) we want try some stress test. for one transfer, data is send from MAC to PHY via MII…

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