PMOS transistors are less vulnerable to substrate noise since they’re placed in separate wells; designers implement guard rings to attenuate the substrate noise propagation. However, substrate noise ...
Since CMOS has been around for about 50 years, a comprehensive history would be a book. This blog focuses on what I consider the major transitions. Before CMOS, there was NMOS (also PMOS, but I have ...
Editor’s note: I am pleased to bring you an important technical blog by Fernando Lavalle, a Ph.D. student at Texas A&M University and his colleague, Suraj Prakash, who have been working and studying ...
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