Article ID: 000080977 Content Type: Error Messages Last Reviewed: 04/11/2023

Error: Channel PLL Parameter 'output_clock_frequency' is set to an illegal value of '<Channel PLL output frequency> MHz' and PMA Direct parameter is set to 'false'.

Environment

  • Quartus® II Subscription Edition
  • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    You may encounter the above Quartus® II fitter error if you use the Cyclone® V Custom PHY with a transceiver speed grade of -6 and a core speed grade of -7 in Quartus® II software version 13.0. This is due to an incorrectly mapped transceiver speed grade.

    Resolution

    To work around this problem, you should upgrade to Quartus® II software version 13.0sp1.

    Related Products

    This article applies to 4 products

    Cyclone® V SX SoC FPGA
    Cyclone® V GT FPGA
    Cyclone® V GX FPGA
    Cyclone® V ST SoC FPGA