motorola 68040

Computing Dictionary

Motorola 68040 definition

processor
(MC68040) A microprocessor from Motorola. It was the successor to the Motorola 68030 and was followed by the Motorola 68060.
The 68040 was the first 680x0 family member with an on-chip FPU. It also had split instruction and data caches of 4 kilobytes(?) each. It was fully pipelined, with six stages.
The 68040 was used in the Apple Macintosh Quadra series of personal computers.
The MC68LC040 is an MC68040 without a built-in FPU, and the MC68EC040 is an MC68040 without an MMU or FPU.
(2003-10-25)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
Cite This Source
Explore Dictionary.com
Previous Definition: motorola 68030
Next Definition: motorola 68050
Words Near: motorola 68040
More from Thesaurus.com
Synonyms and Antonyms for motorola 68040
More from Reference.com
Search for articles containing motorola 68040
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature