Categories

RIP Hanz R. Csmenzin – Inventor of the 555 timer

Posted on Friday, August 17th, 2012 in people by DP

Hans R. Camenzin the inventor of the famous 555 timer IC died at the age of 78:

Hans R. Camenzind was an electronics engineer best known for inventing the 555 timer IC in 1970. He was an inventor on 20 US patents.

During his career he wrote three textbooks, designed the first integrated class D amplifier, introduced the phase-locked loop concept to ICs, invented the semicustom IC and created the 555 timer. He had designed 140 standard and custom ICs as of 2006.

Via createdigitalmusic.com, and matrixsynth.

This entry was posted on Friday, August 17th, 2012 at 1:30 pm and is filed under people. You can follow any responses to this entry through the RSS 2.0 feed. You can skip to the end and leave a response. Pinging is currently not allowed.

3 Responses to “RIP Hanz R. Csmenzin – Inventor of the 555 timer”

  1. Chuckt says:

    The Commodore 64 uses PLL chips so I’m guessing he made a huge and unnoticed contribution to the Computer Revolution.

  2. XTL says:

    Just about everything is using PLL’s these days.

  3. ultrasounder says:

    And here is the link to his Book which IMHO is a Tome in the subject of Analog Circuit Design.

    *PDF Warning*

    http://www.designinganalogchips.com/_count/designinganalogchips.pdf

Leave a Reply

Notify me of followup comments via e-mail. You can also subscribe without commenting.

Recent Comments

  • KH: He had qualms about electrolytic cap leakage impacting sleep current. I think such leakage is very low and hard to measure using hobby equipment, so...
  • Mike: Love these! great source for makers!
  • KH: Is my eyes playing tricks on me or did he just use gobs and gobs of solder on the top side?
  • Doug: When do we find out the winner??
  • KH: Oh wowsers, you're right, now that I've looked at his page, horrors, another scary copper pour. That thing also needs a box... I hope nobody...