Article ID: 000097282 Content Type: Errata Last Reviewed: 06/16/2025

Why does the Even-Odd-Jitter(EOJ) of the FHT transmitter fail compliance specification with the ethernet line rate above 25.78125 Gbps?

Environment

    Intel® Quartus® Prime Pro Edition
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Description

Due to a problem in the Quartus® Prime Pro Edition Software version 23.3, you may see the EOJ of the FHT transmitter fail compliance specification with the Ethernet line rate above 25.78125 Gbps.

The below FHT variants are failing.

  • FHT NRZ 29 Gbps
  • FHT PAM4 116 Gbps
  • FHT NRZ 28 Gbps
  • FHT PAM4 106.25 Gbps
Resolution

This problem is fixed beginning with the Quartus® Prime Pro Edition software version 24.3.

Related Products

This article applies to 1 products

Intel Agilex® 7 FPGAs and SoC FPGAs

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