SDF file is how you represent your circuit delays. We have earlier seen SPEF format which is the circuit’s RC representation. SDF...
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...
set_timing_derate set_timing_derate is a command that lets you constraint the timing a bit more. The idea and application is simple enough, but...
Standard Parasitic Exchange Format(SPEF) is an IEEE format for specifying chip parasitics. The specification for SPEF is a part of standard 1481-1999...
At any stage of the design you will be reporting timing. You can use your PnR tool to report the timing after...
Timing closure is the big whale for most P&R designers. You get it done, and then you can wash your hands off...