Lizard-Spock

About
Home & Garden
Music
Outdoor
Photography
Woodwork
Tech ▾
Tools ▾

Digital Design 01: Mask sets, and how a transistor gets built

Published: Tue 18 August 2026

By morganp

tags: Digital Design Electronics Semiconductors CMOS MOSFET Photolithography Photomask Fabrication ASIC

What a photomask is, the sequence of masks that turns a blank wafer into a MOSFET, why the mask count keeps climbing, the approximate cost of a mask set at each geometry from 250 nm down to 3 nm, and what an A1 metal spin costs against a B0 all-layer respin.

social

atom feed
Buy Me a Coffee

Proudly powered by Pelican, which takes great advantage of Python.

The theme is by Smashing Magazine, thanks!