3 µm process

The 3 μm process is the level of MOSFET semiconductor process technology that was reached around 1977,^[1]^[2] by leading semiconductor companies such as Intel.

Products featuring 3 μm manufacturing process[edit]

Intel 8085 CPU launched in 1976 was manufactured using 3.2 μm NMOS (HMOS) process.^[3]^{[failed verification]}
Intel 8086 CPU launched in 1978 was manufactured using 3.2 μm NMOS (HMOS) process.^[4]^{[dubious – discuss]}
Hitachi's 4 kbit HM6147 SRAM memory chip, launched in 1978, introduced the twin-well CMOS process, at 3 μm.^[5]
Intel 8088 CPU launched in 1979 was manufactured using 3.2 μm NMOS (HMOS) process.^[6]^{[unreliable source?]}
Motorola 68000 (MC68000) CPU, launched in 1979, was originally fabricated using an HMOS process with a 3.5 μm feature size.^[7]^{[circular reference]}
The ARM1 was launched in 1985 and manufactured on a 3 μm process.^[8]

Preceded by 6 μm process	MOSFET semiconductor device fabrication process	Succeeded by 1.5 μm process

This nanotechnology-related article is a stub. You can help Wikipedia by expanding it.

Semiconductor device fabrication

MOSFET scaling (process nodes)
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 022 nm – 2012 014 nm – 2014 010 nm – 2016 007 nm – 2018 005 nm – 2020
Future 003 nm ~ 2022 002 nm ~ 2024
Half-nodes Density CMOS Device (multi-gate) Moore's law Transistor count Semiconductor Industry Nanoelectronics
v t e