You may want to use appropriate slew rate of TX output signal according to the data rate for your Intel Stratix® 10 device transceiver links.
Device Family: Intel® Stratix® 10
Type: Answers, KDB Area
Area: HSIO
Last Modified: April 26, 2018
Version Found: v17.1
Bug ID: FB: 543641;
What slew rate control of the TX output signal of Intel Stratix10 L-tile and H-tile device transceiver should I use when disabling “Use default TX PMA analog settings” ?
Description
Workaround/Fix
You can choose the TX output signal slew rate in short-reach link according to the recommendation table below.
Table 1: Slew Rate selection table
Datarate (Gbps) |
Slew Rate |
Datarate < 1 |
slew_r1 |
1 <= Datarate < 3 |
slew_r3 |
3 <= Datarate < 6 |
slew_r4 |
6 <= Datarate |
slew_r5 |