List of integrated circuit manufacturers

• 3dfx Interactive (acquired by Nvidia in 2002) ==A==

• Achronix • Actions Semiconductor • Adapteva • Agere Systems (now part of LSI Logic formerly part of Lucent, which was formerly part of AT&T) • Agilent Technologies (formerly part of Hewlett-Packard, spun off in 1999) • Airgo Networks (acquired by Qualcomm in 2006) • Alcatel • Alchip • Altera • Allwinner Technology • Alphamosaic (acquired by Broadcom in 2004) • AMD (Advanced Micro Devices; founded by ex-Fairchild employees) • Analog Devices • Apple Inc. • Applied Materials • Applied Micro Circuits Corporation (AMCC) • ARM • Asahi Kasei Microdevices (AKM) • AT&T • Atari • Atheros (acquired by Qualcomm in 2011) • ATI Technologies (Array Technologies Incorporated; acquired parts of Tseng Labs in 1997; in 2006, became a wholly owned subsidiary of AMD) • Atmel (co-founded by ex-Intel employee, now part of Microchip Technology) • Amkor Technology • ams AG (formerly known as austriamicrosystems AG and frequently still known as AMS (Austria Mikro Systeme)) ==B==

• Bourns, Inc. • Brite Semiconductor • Broadcom Corporation (acquired by Avago Technologies in 2016) • Broadcom Inc. (formerly Avago Technologies) • BroadLight • Burr-Brown Corporation (Acquired by Texas Instruments in 2000) ==C==

• C-Cube Microsystems • Calxeda (re-emerged with Silver Lining Systems in 2014) • Cavium • CEITEC • Chips and Technologies (acquired by Intel in 1997) • CISC Semiconductor • Cirrus Logic • Corsair • Club 3D (Formerly Colour Power) • Commodore Semiconductor Group (formerly MOS Technologies) • Conexant (formerly Rockwell Semiconductor, acquired by Synaptics in 2017) • Crocus Technology • CSR plc (formerly Cambridge Silicon Radio) • Cypress Semiconductor Now operating as subsidiary of Infineon Technologies.It was (acquired by Infineon Technologies in 2019). ==D==

• D-Wave Systems • Dallas Semiconductor (acquired by Maxim Integrated in 2001) • Dynex Semiconductor ==E==

• Elmos Semiconductor • EM Microelectronic-Marin (subsidiary of The Swatch Group) • Entropic Communications (acquired by MaxLinear in 2015) • Epistar • Epson • ESS Technology • Everspin Technologies • Exar Corporation (established as a subsidiary of Rohm Semiconductor, acquired by MaxLinear in 2017) • EZchip Semiconductor (acquired by Mellanox Technologies in 2016) ==F==

• Fagor (owned by Mondragon Corporation) • Fairchild Semiconductor • Ferranti • Freescale Semiconductor (formerly part of Motorola, merged in 2015 with NXP) • FTDI • Fujifilm • Fujitsu ==G==

• G.Skill • General Instrument (semiconductor division acquired by Vishay Intertechnology in 2001) • Genesis Microchip • GlobalFoundries • GM Components Holdings • GMT Microelectronics (formerly Commodore Semiconductor Group) • GreenPeak Technologies (acquired by Qorvo in 2016) ==H==

• Harris Semiconductor (acquired by Intersil) • HannStar Display Corporation • HiSilicon • Hitachi, Ltd. • Holtek ==I==

• IBM (International Business Machines) • IM Flash Technologies (founded by Intel Corporation and Micron Technology, Inc.) • Imagination Technologies (acquired by Canyon Bridge in 2017) • Infineon Technologies (formerly part of Siemens) • InfoTM • Ingenic Semiconductor • Inmos • Inprocomm (acquired by MediaTek in 2005) • Integra Technologies • International Rectifier (now part of Infineon Technologies since 2015) • Integrated Device Technology • Intel (founded by ex-Fairchild employees) • Intersil (formerly Harris Semiconductor, bought by Renesas in 2017) • Intrinsity (acquired by Apple Inc. in 2010) • InvenSense (acquired by TDK in 2016) • Industrial Technology Research Institute • IXYS Corporation ==J==

• Jazz Semiconductor (acquired by Tower Semiconductor in 2008) • Jennic Limited (acquired by NXP Semiconductors in 2010) ==K==

• Kawasaki • Kyocera • Kingston Technology ==L==

• Lattice Semiconductor • Leadcore Technology • Linear Technology (now under Analog Devices since 2016) • Littelfuse • Lantiq (acquired by Intel in 2015) • LSI Logic (founded by ex-Fairchild employees) ==M==

• M-Labs (formerly known as the Milkymist project) • M-Systems (acquired by SanDisk in 2006) • Macronix • Magnum Semiconductor (acquired by GigOptix in 2016) • MaxLinear • Marvell Technology Group • MediaTek • Mellanox Technologies • Mentor Graphics (subsidiary of Siemens) • Microchip Technology • Micron Technology • Microsemi (acquired by Microchip Technology in 2018) • MicroSystems International • Mindspeed Technologies (spun off from Conexant) • MIPS Technologies (acquired by Imagination Technologies in 2013, Imagination Technologies later sold the company to Tallwood Venture Capital in 2017) • Mitsubishi Electric • MOS Technology (founded by Allen-Bradley) • Mosel Vitelic Corporation (defunct in 2009) • Mosel Vitelic Inc • Mostek (founded by ex-Texas Instruments employees) • Motorola (semiconductor division spun off as Freescale Semiconductor) ==N==

• National Semiconductor (aka "NatSemi"; founded by ex-Fairchild employees, bought in 2011 by Texas Instruments) • NEC (semiconductor division merged with Renesas Electronics) • NetLogic Microsystems (acquired by Broadcom Corporation in 2012) • Nexperia (spin-off from NXP, founded in 2017) • Nichia • Nintendo • Nordic Semiconductor (formerly known as Nordic VLSI) • Novellus Systems • Nvidia (acquired IP of competitor 3dfx in 2000; 3dfx was co-founded by ex-SGI employee) • NXP Semiconductors (formerly part of Philips) • Number Nine Visual Technology (acquired by S3 Graphics in 2000) • Nuvoton (Winbond spun off) ==O==

• OSRAM • Oak Technology (acquired by Zoran Corporation in 2003) • ON Semiconductor (formerly part of Motorola) • Open-Silicon ==P==

• Phison • Parallax Inc. • Philips Semiconductors (spun off as NXP Semiconductors) • Plessey • PLX Technology (acquired by Avago Technologies, now Broadcom Inc.) • PMC-Sierra (from the former Pacific Microelectronics Centre and Sierra Semiconductor, the latter co-founded by ex-NatSemi employee; now part of Microchip Technology) • Panasonic (formerly known as Matsushita Electric Industrial Co., Ltd.) • PortalPlayer (acquired by Nvidia in 2007) • Powerchip Semiconductor • Pragmatic Semiconductors • Precision Monolithics (acquired by Analog Devices in 1990) ==Q==

• Qualcomm • Qimonda (split off from Infineon Technologies AG which was formerly part of Siemens) • Qorvo ==R==

• Rabbit Semiconductor (acquired by Digi International in 2006) • Ralink (acquired by MediaTek in 2011) • Rambus • RCA • Realtek • Renesas Technology (joint venture of Hitachi and Mitsubishi Electric) • Reticon • RF Micro Devices (merged with TriQuint Semiconductor to form Qorvo in 2015) • Ricoh • Rise Technology (acquired by Silicon Integrated Systems in 1999) • Robert Bosch • Rockchip • Rockwell Semiconductor (spun off as Conexant) • Rohm • Roland Corporation • RMI Corporation (merged into NetLogic Microsystems, then Broadcom) ==S==

• Samsung Electronics (Semiconductor division) • Sanyo (Semiconductor division sold off to ON Semiconductor in 2010) • SanDisk (acquired by Western Digital in 2016) • Seagate Technology • Sensonor (acquired by Infineon Technologies in 2012) • Sharp Corporation (Sharp Semiconductor division) • SiFive • Signetics (acquired by Philips (now NXP) in 1975) • Sigma Designs • SigmaTel (acquired by Freescale which merged with NXP in 2015) • Silicon Motion • Silicon Systems (now part of Western Digital) • Silicon Labs • Silicon Image (acquired by Lattice Semiconductor in 2015) • Silicon Integrated Systems • SK Hynix • Skyworks Solutions (spun-off from Conexant) • Sony (Semiconductor division) • SMIC • Spansion • Spreadtrum • STMicroelectronics (formerly SGS Thomson) • ST-Ericsson (defunct in 2013) • Sun Microsystems (acquired by Oracle Corporation in 2010) • Symbios Logic (sold to Hyundai Electronics in 1995) • Synertek ==T==