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

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.

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