250 nm process

Semiconductor
device
fabrication
MOSFET scaling
(process nodes)
  • 020 μm – 1968
  • 010 μm – 1971
  • 006 μm – 1974
  • 003 μm – 1977
  •  1.5 μm – 1981
  • 001 μm – 1984
  • 800 nm – 1987
  • 600 nm – 1990
  • 350 nm – 1993
  • 250 nm – 1996
  • 180 nm – 1999
  • 130 nm – 2001
  • 090 nm – 2003
  • 065 nm – 2005
  • 045 nm – 2007
  • 032 nm – 2009
  • 028 nm – 2010
  • 022 nm – 2012
  • 014 nm – 2014
  • 010 nm – 2016
  • 007 nm – 2018
  • 005 nm – 2020
  • 003 nm – 2022
Future
  • 002 nm ~ 2025
  • Half-nodes
  • Density
  • CMOS
  • Device (multi-gate)
  • Moore's law
  • Transistor count
  • Semiconductor
  • Industry
  • Nanoelectronics
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The 250 nm process (250 nanometer process or 0.25 μm process) is a level of semiconductor process technology that was reached by most manufacturers in the 1997–1998 timeframe.

Products featuring 250 nm manufacturing process

  • The DEC Alpha 21264A, which was made commercially available in 1999.
  • The AMD K6-2 Chomper and Chomper Extended. Chomper was released on May 28, 1998.
  • The AMD K6-III "Sharptooth" used 250 nm.
  • The mobile Pentium MMX Tillamook, released in August 1997.
  • The Pentium II Deschutes.
  • The Pentium III Katmai.
  • The Dreamcast's CPU and GPU.
  • The initial version of the Emotion Engine processor used in the PlayStation 2.
Preceded by
350 nm 		CMOS manufacturing processes Succeeded by
180 nm


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