Happy 50th Birthday to the Signetics 555 Timer IC
Signetics announced the NE555 timer/oscillator IC in 1972, 50 years ago. Over five decades, this simple 8-pin chip has consistently sold in the billions, each year. It’s a perennial hobbyist favorite. Well-known authors such as Walter Jung wrote 555 timer cookbooks, and 555 circuits have been popular for new circuit designs since the 1970s. Engineering…
United States Northeastern University Walter Jung Hans Camenzind Semiconductor Museum Laboratory For Physical Science
Source: eejournal.com