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 ...
Electronics Weekly

X-Fab adds 375V nmos and pmos super-junction transistors to BCD chip process

X-Fab Silicon Foundries has added 375V power transistors to the devices available from its 180nm deep trench isolation BCD-on-SoI platform chip fab. The second generation of its XT018 super-junction ...
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 ...
Hackaday

How Intel’s 386 Protects Itself From ESD, Latch-up And Metastability

To connect the miniature world of integrated circuits like a CPU with the outside world, a number of physical connections have to be made. Although this may seem straightforward, these I/O pads form a ...
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 ...