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JohnMoore's avatar
JohnMoore
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5 years ago

Agilex IBIS Model

All 1.2V drivers in the Agilex IBIS model with slew rates of S0 or S1 show serious stair stepping. This can be seen simply by viewing the Rising/Falling Waveforms with an IBIS viewer or in a simple s...
Martin_Barnsby-Greer's avatar
Martin_Barnsby-Greer
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4 years ago

I am also seeing the strange stair-stepping behaviour when using the 1.2V IO IBIS models, even in the updated December 2021 models. Is this the actual way an Agilex device drives a slow or medium signal? If so I can't think of a situation where these would ever be usable. Is there a way to compensate for the stair-stepping in the model?