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microprocessor

mi·cro·proc·es·sor
M m

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [mahy-kroh-pros-es-er, ‐uh-ser; especially British ‐proh-ses-er, ‐suh-ser]
    • /ˈmaɪ kroʊˌprɒs ɛs ər, ‐ə sər; especially British ‐ˌproʊ sɛs ər, ‐sə sər/
    • /ˌmaɪ.krəʊˈprəʊ.ses.ər/
    • US Pronunciation
    • US IPA
    • [mahy-kroh-pros-es-er, ‐uh-ser; especially British ‐proh-ses-er, ‐suh-ser]
    • /ˈmaɪ kroʊˌprɒs ɛs ər, ‐ə sər; especially British ‐ˌproʊ sɛs ər, ‐sə sər/

Definitions of microprocessor word

  • noun microprocessor an integrated computer circuit that performs all the functions of a CPU. 1
  • noun microprocessor An integrated circuit that contains all the functions of a central processing unit of a computer. 1
  • noun microprocessor circuit of a computer 1
  • noun Definition of microprocessor in Technology (architecture)   (Or "micro") A computer whose entire CPU is contained on one (or a small number of) integrated circuits. The important characteristics of a microprocessor are the widths of its internal and external address bus and data bus (and instruction), its clock rate and its instruction set. Processors are also often classified as either RISC or CISC. The first commercial microprocessor was the Intel 4004 which appeared in 1971. This was the CPU member of a set of four LSI integrated circuits called the MCS-4, which was originally designed for use in a calculator but was marketed as "programmable controller for logic replacement". The 4004 is referred to as a 4-bit microprocessor since it processed only 4 bits of data at a time. This very short word size is due mainly to the limitations imposed by the maximum integrated circuit density then achievable. As integrated circuit densities increased with the rapid development of integrated circuit manufacturing technology, the power and performance of the microprocessors also increased. This is reflected in the increase in the CPU word size to 4, 8, 16, and by mid-1980s, 32 bits. The smaller microprocessors have relatively simple instruction sets, e.g., no floating point instructions, but they are nevertheless suitable as controllers for a very wide range of applications such as car engines and microwave ovens. The Intel 4004 was followed with, among others the 4040, 8008, 8080, 8086, 80186, 80286, 80386, 486 and Pentium. Other families include the Motorola 6800 and 680x0 families, National Semiconductor 16000 and National Semiconductor 32000, SPARC, ARM, MIPS, Zilog Z8000, PowerPC and the Inmos Transputer family. The larger, more recent microprocessors families have gradually acquired most of the features of large computers. As the microprocessor industry has matured, several families of microprocessors have evolved into de facto industrial standards with multiple manufacturers and numerous "support" chips including RAM, ROM, I/O controllers etc. A single chip microprocessor may include other components such as memory (RAM, ROM, PROM), memory management, caches, floating-point unit, input/output ports and timers. Such devices are also known as microcontrollers. The one-chip microcomputer is in many respects, a landmark development in computer technology because it reduces the computer to a small, inexpensive, and easily replaceable design component. Microcomputers have given rise to a new class of general-purpose machines called personal computers. These are small low cost computers that are designed to sit on an ordinary office desk or to be portable and fuelled the computer boom of the late 1980s. The most widespread example is the also IBM PC, based on microprocessors from Intel Corporation. Apple Computers, Inc. have also produced a range of personal computers, as have several other companies. See also killer micro, minicomputer, CPU Info Center. 1
  • countable noun microprocessor In a computer, the microprocessor is the main microchip, which controls its most important functions. 0
  • noun microprocessor a single integrated circuit performing the basic functions of the central processing unit in a small computer 0

Information block about the term

Origin of microprocessor

First appearance:

before 1965
One of the 2% newest English words
First recorded in 1965-70; micro- + processor

Historical Comparancy

Parts of speech for Microprocessor

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

microprocessor popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 59% of English native speakers know the meaning and use word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

microprocessor usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for microprocessor

noun microprocessor

  • circuitry — Circuitry is a system of electric circuits.
  • chip — Chips are long, thin pieces of potato fried in oil or fat and eaten hot, usually with a meal.
  • silicon chip — A silicon chip is a very small piece of silicon inside a computer. It has electronic circuits on it and can hold large quantities of information or perform mathematical or logical operations.
  • microchip — chip1 (def 5).
  • ic — plural ICs. immediate constituent.

Top questions with microprocessor

  • what is a microprocessor?
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  • how to make microprocessor?
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  • what is microprocessor definition?
  • what is an interrupt in microprocessor?
  • what is a bus in microprocessor?
  • in which microprocessor does the concept of pipeline first introduced?
  • what is buffer in microprocessor?
  • what does a microprocessor do in a computer?

See also

Matching words

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