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Fresh_Leon's avatar
Fresh_Leon
Icon for New Contributor rankNew Contributor
5 years ago
Solved

Arria 10 GX Transceiver Signal Integrity Development Kit Board

Dear, I have one "Arria 10 GX Transceiver Signal Integrity Development Kit" board. When running BTS (Board Test System) to check high speed signal of Arria 10 transceiver, I found that the eye h...
  • CheepinC_altera's avatar
    CheepinC_altera
    5 years ago

    Hi Leon,


    As I understand it, you have some inquiries related to the difference between output eye opening for one pair of SMAs vs another pair of SMAs. The VOD settings are the same for both channels. For your information, with the same VOD setting, the difference in the eye opening is generally due to the board setup ie longer routing which attenuate the signal strength.


    Please let me know if there is any concern. Thank you.



    Best regards,

    Chee Pin



CheepinC_altera's avatar
CheepinC_altera
Icon for Regular Contributor rankRegular Contributor
5 years ago

Hi Leon,


As I understand it, you have some inquiries related to the difference between output eye opening for one pair of SMAs vs another pair of SMAs. The VOD settings are the same for both channels. For your information, with the same VOD setting, the difference in the eye opening is generally due to the board setup ie longer routing which attenuate the signal strength.


Please let me know if there is any concern. Thank you.



Best regards,

Chee Pin



Fresh_Leon's avatar
Fresh_Leon
Icon for New Contributor rankNew Contributor
5 years ago

Thank you, CheePin.

Brs,

Leon