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  • DP83867IR: Resistors and capacitors connecting the primary and secondary sides of the transformer

    Part Number: DP83867IR Hi All, I have a question regarding the peripheral circuit components for the DP83867IR. I checked the [DP83867 Schematic Checklist] for the resistors and capacitors connecting the primary and secondary sides of the transformer…
    • Answered

  • DP83867IR: EMI

    Resolved
    Part Number: DP83867IR Tool/software: Hi team, When Delta design the Ethernet PHY, DP 83867, they selected C6 package to 0805, NOT 1206. But there is no 0805 MLCC capacitor which can support up to 2KV, then 2 pcs 0805 MLCC in series used. The real…
    • Resolved
    • Answered

  • DP83867IR: Max trace length of the MII and the MDI

    Resolved
    Part Number: DP83867IR Dear support team In the past, we prioritized placing the PHY as close as possible to the MAC (MCU or FPGA) to minimize trace length on the MII interface. This design strategy was based on the assumption that single-ended - in…
    • Resolved

  • DP83867IR: DP83867IRRGZT - PHY ID ISSUE

    Part Number: DP83867IR Other Parts Discussed in Thread: AM6442 , TMDS64EVM We are using AM6442 with CPSW Ethernet .On the TMDS64EVM , the Ethernet PHY ID is stable and constant across power cycles.However, on our custom board , the PHY ID changes on every…

  • AM6548: AM6548 + DP83867IR lock up with autoforwarded traffic on boot

    Part Number: AM6548 Other Parts Discussed in Thread: DP83867IR I have a bit of an odd scenario that I'd like some input on. We have a custom AM6548 based board that is setup to be a network sniffer as part of its functionality. It is using the 08.06.00…

  • DP83867IR: DP83867IRPAP_Board_guideline

    Part Number: DP83867IR Tool/software: Could you please confirm if the attached crystal circuit is suitable for the DP83867IRPAP? Additionally, does the XOSC pad include any internal resistor, or should it be implemented externally like attached image…
    • Answered

  • DP83867IR: GAINSEL and FILTER Register Configuration Question

    Resolved
    Part Number: DP83867IR Hi team, My customer passed the compliance test for the DP83867 by adjusting the following four registers: - 0x00A0 (GAINSEL AB register): set to 0x0507 - 0x00A1 (GAINSEL CD register): set to 0x0706 - 0x00A2 (FILTER AB register…
    • Resolved

  • DP83867IR: IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready

    TI Thinks Resolved
    Part Number: DP83867IR Hi, We are trying to get ethernet working on a custom AM5729-based board. Our dmesg logs associated with eth/phy/mdio etc. are: [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] arch_timer: cp15 timer(s) running at 6.14MHz…

  • DP83867IR: DP83867IR connect INTEL i210 MDI ( Transformer-less)

    Part Number: DP83867IR Other Parts Discussed in Thread: DP83869 Tool/software: Part number : DP83867IR If the MDI interface of DP83867IR is to be connected to INTEL i210-IT, Connect via PCB trace (not via external Cable) So is Transformer unnecessary…

  • DP83867IR: DP83867IRRGZR ethernet ping is not happen.

    Part Number: DP83867IR i connected ethernet Rj45 throgh pulse transformer to DP83867IRRGZR, but not establishing connection

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