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I have some question...how many of you use this 2 tools ?
why cadence is more better??
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I am a layout guy, and I've worked with both L-Edit and Cadence. I personal think Cadence is a better tool, specially for DRC and LVS. Cadence's LVS debug program can point and zoom to...
CMOS Layout Questions
12) In an IC layout, what is a polygon and what is a path? What are the
advantages and disadvantages of each?
A polygon is a polygon and a pad is a pad. A pad can be easily edited and reshaped, however, it's off grid with 45 degree angle. Polygon is always on-grid...
bandgap layout
Make sure transistors and resistors in Bandgap have the same orientation with resistors and transistors in current sources.
Resistors could be vertical or horizontal. It'll be better to have them in direction with less tolerance, of course depend on your technology.
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