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  • DP83630: USE PHY as sniffer

    TI Thinks Resolved
    Part Number: DP83630 Question. I plan on using the DP83630 PHY with the TMS5704357BZWTQQ1 hercules uP (similiar to the setup on the HERC launchpad). Can I use the PHY as just a "sniffer" on an ethernet switch? that is, our customer does not…

  • DP83630: Absolute max voltage rating

    Part Number: DP83630 Hi Team, Is there an absolute max voltage rating for the Ethernet port RX/TX function? Thank you. -Mark
    • Answered

  • DP83630: If PHY support IEEE1588 feature(DP83630), the MAC(SoC) is no need extra HW requirement, am I right?

    Resolved
    Part Number: DP83630 Dear Expert. I am new for IEEE1588. I have a design involving a IEEE 1588-2008 Precision Time Protocol (PTPv2) for synchronization to our system. As my study, I will using DP83630 PHY to our system which support IEEE1588 ptp feature…
    • Resolved

  • RE: DP83630: False Carrier Sense Error and Receive Error Latch

    Hi Nikhil, Our end application didnt want to use such a short cable. Since, Launchpad XL2-RM57 board is not using the external crystal oscillator to generate the ECLK frequency for DP83630. Will it drive the such a long Ethernet cable(5 to 10m) ? Regards…

  • DP83630: The latest errata of DP83630

    TI Thinks Resolved
    Part Number: DP83630 There is no errata information of DP83630 in TI WEB. Though I am requested to submit its latest errata information by my customer Is it Okay to inform them of " no errata information and known issue about DP83630 ? T.Sakuma

  • DP83630: PAGESEL register reserved bits are mapped to select the Test registers

    TI Thinks Resolved
    Part Number: DP83630 Hi All, As per the attached screenshot, PAGESEL(0x13) register Bit 0 to Bit 2 indicates that reserved bits(Value=001) But, in the Test registers section, it is mentioned that, we should write value=001 to select the Test registers…
    • Answered

  • DP83630: An invalid checksum generated with SYNC_1STEP

    Resolved
    Part Number: DP83630 Other Parts Discussed in Thread: DP83640 , I'm having a similar issue to that raised on the DP83640 but with the DP83630 namely "an invalid checksum generated with SYNC_1STEP". On the PTP_TXCFG0 register I have the following bits o…
    • Resolved
    • Answered

  • DP83630: DP83630_TPI Network Circuit

    Resolved
    Part Number: DP83630 Dear Sir, please, answer There is TPI Network Circuit on the figure 9-1 on the page 68 of the datasheet. Please, report, what power dissipation I can use for 49,9 Ohm resistors? ( let's take the case of the maximum possible power dissipation…
    • Resolved

  • RE: DP83630: Guidance on PTP Implementation

    Which of the 3 clock options should I use? I already read the SNOA548A doc that you recommended, and if I select PPS sync method (section 2.1), there is still the question of which of the two crystals (X1 or Y2) to use? Is VCXO+XTAL only useful if using…

  • DP83630: 100Mb Length Detect Register

    TI Thinks Resolved
    Part Number: DP83630 Other Parts Discussed in Thread: DP83865 Hi team. My customer has been using DP83630 and provided some questions regarding 100 Mb Length Detect Register. It seems that the default value of the CABLE_LEN register is 0xFF, but what…

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