Technology LEF
Technology LEF in an inputs to the pnr tool which defines the rules used in placement and routing.
Tag: pnr
Physical Only Cells; Well Taps & Decap Cells
In PD flow, you must have come across the term physical only cells. Let us explore a few of them. Well Tap Cells Decap Cells Filler Cells Well Tap Cells… Read more »
Spare Cells
I have been writing an article on ECO flows.Of course I cannot talk about freeze_silicon ECOs without talking about spare cells.When I was a wee intern sitting through PnR training,… Read more »
ICCompiler MCMM Flow – create_scenario
The PnR tools now have concurrent multi-corner and multimode analysis and optimization capabilities. In ICCompiler, we create `scenarios` to specify the different corners and modes the design should operate on…. Read more »
Synopsys Design Constraints
Timing closure is the big whale for most P&R designers. You get it done, and then you can wash your hands off all those annoying designers and get to work… Read more »