Why is the dedicated transceiver refclk pin Vicm lower than the specification in the Arria V GX device datasheet when using Quartus II software versions 12.1sp1 and earlier? - Why is the dedicated transceiver refclk pin Vicm lower than the specification in the Arria V GX device datasheet when using Quartus II software versions 12.1sp1 and earlier? Description The dedicated transceiver refclk pin Vicm is lower than the specification in the Arria® V GX device datasheet due to a bug in Quartus® II software versions 12.1sp1 and earlier. Resolution This issue will be fixed in a future version of the Quartus II software. Related Articles How do I address known software issues for Stratix V, Arria V and Cyclone V devices in the Quartus II software version 12.1 SP1? Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] 12.1.1 11.1 ['Arria® V GT FPGA', 'Arria® V GX FPGA', 'Arria® V ST FPGA', 'Arria® V SX FPGA'] ['novalue'] ['novalue'] ['novalue']