The making of a chip

By telleropnul, January 1, 2022

“The transistor is arguably the most significant invention of the 20th century.  A human hair is about 70 microns.  A micron or micrometer (represented as µm) is a unit of measurement equal to one millionth of a meter or one thousandth of a millimeter.  50-micron chip technology requires doping of silicon, creating P-N semi-conducting structures in substrates and finally leadframe wire bonding of the die.”