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[glassfog]

Hans Camenzind passed away in Aug. '12.

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.

from eponymous Wikipedia article.

R.I.P. dude. Thanks for the chips!

http://www.eetimes.com/electronics-news ... nzind-dies