Why do I see the Thevenin Parallel Termination of Address and command signals on the Altera DDR4 HiLo daughter card? - Why do I see the Thevenin Parallel Termination of Address and command signals on the Altera DDR4 HiLo daughter card? Description That is because the VTT regulator is not mounted on the Altera DDR4 HiLo daughter card; thus, the daughter card uses the Thevenin Parallel termination scheme. Resolution You can choose Vtt termination if you can mount the VTT power regulator. Custom Fields values: ['novalue'] Troubleshooting FB: 475952; False ['novalue'] ['novalue'] novalue novalue ['Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']