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  • DP83822IF: DP83822IF media converter far end fault propagation

    Part Number: DP83822IF Other Parts Discussed in Thread: DP83843 Hello TI customer support. We have successfully implemented in Q4 2024 a media converter application using 2x DP83822IF PHY in RMII back to back mode. Hundreds of units have shipped with…
    • Answered

  • DP83822IF: Internal pull resistors

    Resolved
    Part Number: DP83822IF Hello TI, 1) In snls505g there are discrepancies between Tables 6-1 and 6-2 concerning the state of the internal pull resistors, e.g. nRESET in Table 6-1 has PU but none in Table 6-2. Is the intention perhaps that Table 6-2…
    • Resolved

  • DP83822IF: 100ms errors during ESD testing

    Part Number: DP83822IF Other Parts Discussed in Thread: STRIKE Hello, During contact discharge testing (as part of the IEC 61000-4-2 ESD immunity test) on an SFP optical module paired with the DP83822IF PHY, I have intermittently observed bit errors…
    • Answered

  • DP83822HF: Questions regarding DP83822IF 100BASE-FX and SFP interface for EtherCAT

    Resolved
    Part Number: DP83822HF Other Parts Discussed in Thread: DP83822IF , DP83822EVM , , TMS320F28388S , MSP430F5529 Hello, I am currently designing an EtherCAT interface using the DP83822IF and 100BASE-FX , and I am referring to the DP83822EVM schematic…
    • Resolved

  • DP83822IF: 100BASE-FX link does not establish despite valid strap and loopback results

    Part Number: DP83822IF Hi team, Purpose I would like to clarify whether there may be any configuration or setting issues on the PHY side that could prevent 100BASE-FX communication. Background / Setup We designed a prototype using DP83822IF…
    • Answered

  • DP83822IF: LED_1 straps and MDI termination

    Resolved
    Part Number: DP83822IF Hello TI, snls505g Fig. 9.2 on p.104 shows the 49R9 resistors connected to "3.3V supply" and the transformer centre taps to AVD Supply. Since AVD could be 1.8V, this connection is unfortunate. Better would probably be to follow…
    • Resolved
    • Answered

  • DP83822IF: RX_CLK available in RMII mode?

    Resolved
    Part Number: DP83822IF Other Parts Discussed in Thread: DP83822EVM Hello TI, snls505g Table 6-1 says that RX_CLK is unused for RMII: Please confirm that it is possible to output the Recovered CDR clock on the RX_CLK pin in RMII Master mode (25…
    • Resolved
    • Answered

  • DP83822IF: The link status of DP83822IF 100 base-fx has always been 0

    Resolved
    Part Number: DP83822IF Other Parts Discussed in Thread: AM2634 , , DP83822I , DP83822EVM , DP83869 Tool/software: Hello, expert. I am using DP83822IF 100 BASE-FX to connect to the switch and finally connect to the computer. Between DP83822IF and the switch…
    • Resolved

  • DP83822IF: LVPECL conenect

    TI Thinks Resolved
    Part Number: DP83822IF Hi team, Is it possible to connect and communicate the DP83822IFRHBR with the optical transceiver LSB2-A3S-PI-N3 , which uses an LVPECL interface ? For example, the DP83849IFVS , which is from the same series, includes references…

  • DP83822IF: Wettable Flank for DP83822IF

    TI Thinks Resolved
    Part Number: DP83822IF Tool/software: Is there wettable flank PKG for DP83822IFRHBR. If it has already supported, it would be helpful if you could also let me know.

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