Warning (332174): Ignored filter at outlvds_altera_lvds_core20_161_uedfafy.sdc(120) - Warning (332174): Ignored filter at outlvds_altera_lvds_core20_161_uedfafy.sdc(120) Description You may see this warning message in the Quartus® Prime Software when implementing an external PLL with multiple Altera® LVDS SERDES instantiations which share the same lvds_clk and loaden, in Arria® 10 devices. Resolution To work around this warning, in the Altera IOPLL IP, create a pair of lvds_clk and loaden for each instantiation. Custom Fields values: ['novalue'] Troubleshooting FB: 453778; False ['IOPLL IP', 'LVDS SERDES IP'] ['novalue'] novalue novalue ['Arria® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']