Lesson 5 of 81965–19746 min

The microprocessor and Moore's law

In 1969 the Nippon Calculating Machine Corporation asked a young company called Intel to design twelve custom chips for its Busicom 141-PF printing calculator. Intel's engineers proposed something else: four chips, one of them a general-purpose processor that software would tell what to do.

On 15 November 1971 Intel advertised the result in Electronic News under the headline “Announcing a new era in integrated electronics”. The chip was the 4004.

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