LEF (Library Exchange Format(.lef)):
Types of LEFS
Std.cell LEF
Macro LEF
IO Lef
LEF Contains
- Cell
- Cell name
- Shape
- Pin Size
- Orientation
- Class
- Pin Name
- Pin layer name
- Port Name
- Layout Geometries
- Blockage
- Pin Depth
- Pin spacing
- Pin width
- Antenna Diff Area
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