Back End

Clock Jitter

In the article Clock Uncertainty I mentioned that the command set_clock_uncertainty is used to account for among other things, clock jitter. Clock...

Insertion Delay & set_clock_latency

Clock latency refers to the delay that is assumed to exist between the clock source and the flip-flop clock pin. This is...

set_clock_uncertainty

There is the SDC command “set_clock_uncertainty” and there is the question of what clock uncertainty means. The SDC manual states that set_clock_uncertainty...

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Physical Design Flow V: Physical Verification

I. NetlistIn & Floorplan II. Placement III. Clock Tree Synthesis IV. Routing After routing, your layout is complete. Now a number of...

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Physical Design Flow IV:Routing

I. NetlistIn & Floorplan II. Placement III. Clock Tree Synthesis After CTS, the routing process determines the precise paths for interconnections. This...

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Physical Design Flow III:Clock Tree Synthesis

I. NetlistIn & Floorplan II. Placement For synchronized designs, data transfer between functional elements are synchronized by clock signals. In a top...