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Low Jitter Frame Clock Recovery in Xilinx Ultrascale+ Transceivers

Paul Bachek · CERN

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About

The Electron Ion Collider (EIC) Timing Data Link requires high precision clock recovery for accelerator master clock distribution. To meet the performance requirements a novel method for extracting a low jitter data frame clock from serial encoded data using Xilinx Ultrascale+ transceivers is presented. The frame clock frequency is at the word rate of the serial data link and its phase is deterministic. Dedicated FPGA output pins are used to eliminate phase drift from routing variations and minimize the effects of process, voltage, and temperature (PVT). This method enables timing endpoints to recover the accelerator master clock with minimal added phase noise..

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The talk

  1. Low Jitter Frame Clock Recovery in Xilinx Ultrascale+ Transceivers 2025-05-21 · 25 min · CERN's player

Credits and licence

Institution
CERN
Department
FPGA Developers' Forum (FDF)
Speaker
Paul Bachek
Year
2025
Language
English
Source
CERN
Licence
CERN, as CERN states it. CERN's terms
Attribution
© CERN. CERN provides its audiovisual media free of charge for educational and informational use, credited to CERN; this lecture is shown in CERN's own player.
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