First Commercial Integrated Circuit (Palo Alto, California)

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In 1959, Dr. Robert Noyce of Fairchild Semiconductor Corporation invented the first integrated circuit that could be produced commercially. Based on 'planar' technology, an earlier Fairchild breakthrough, Noyce's invention consisted of a complete electronic circuit inside a small silicon chip.

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There is a plaque here which reads:

FIRST COMMERCIALLY PRACTICABLE
INTEGRATED CIRCUIT

AT THIS SITE IN 1959, DR. ROBERT NOYCE OF FAIRCHILD
SEMICONDUCTOR CORPORATION INVENTED THE FIRST IN-
TEGRATED CIRCUIT THAT COULD BE PRODUCED COMMER-
CAILLY. BASED ON "PLANAR" TECHNOLOGY, AN EARLIER
FAIRCHILD BREAKTHROUGH. NOYCE'S INVENTION CONSISTED
OF A COMPLETE ELECTRONIC CIRCUIT INSIDE A SMALL
SILICON CHIP. HIS INNOVATION HELPED REVOLUTIONIZE
SILICON VALLEY'S SEMICONDUCTOR ELECTRONICS IN-
DUSTRY AND BROUGHT PROFOUND CHANGE TO THE LIVES
OF PEOPLE EVERYWHERE.

CALIFORNIA REGISTERED HISTORICAL LANDMARK NO. 1000
PLAQUE PLACED BY THE STATE DEPARTMENT OF PARKS
AND RECREATION IN COOPERATION WITH INTEL COR-
PORATION. AUGUST 9, 1991