Electronic Design

Dirt Cheap ASIC Design for Dummies (Part 3): NMOS, PMOS Silicon Design Using a Web Browser

Quickly learn what the difference is between PMOS and NMOS transistors in their structure and operation, and how CMOS works with the two in combination. Siliwiz, a free, browser-based, ASIC layout ...
Nanowerk

CMOS Technology Explained

Complementary Metal-Oxide-Semiconductor (CMOS) technology is a vital part of modern electronics, used in designing and manufacturing integrated circuits (ICs) that power many digital devices. CMOS ...
EDN

Additional structures in analog layout beyond schematic

A schematic diagram is not a detailed blueprint of an analog circuit; instead, it’s more like architectural sketch of the circuit. Look at any schematic for a CMOS analog IC circuit and you will see ...
Electronic Design

Use Hybrid PMOS-NMOS Active Loads To Cut Substrate Noise In Differential Amplifiers

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 ...