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tfan2020's avatar
tfan2020
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3 years ago

STA Timing result much worse with Quartus v20 and later than v17.1

Hi, I have a design implemented in Arria10 device, I'm using Synplify_premier v2019 + Quartus v17.1 Standard edition. Now I want to upgrade the Quartus version to v20 later, e.g. v22.1. The iss...
tfan2020's avatar
tfan2020
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3 years ago

Hi,

Thanks for your reply, but I'm not sure I'm allowed to share the project file as it is a commercial project.

one possible reason might be that the Synplify version does not support Quartus v22.1, but I haven't installed latest Synplify version.

The reason I use Synplify is that it does good job on Gated clock conversion. Can you advise that, suppose I have a lot of gated clock in my design, how can I achieve good timing slack without using Synplify? is Quartus good enough to handle the gated clocks?

Thanks.