Analog Devices headquarters in Norwood, Massachusetts
|Traded as||NASDAQ: ADI
S&P 500 Component
|Founded||Cambridge, Massachusetts, United States (1965)|
|Headquarters||Norwood, Massachusetts, United States|
|Key people||Vincent Roche,
CEO & President,
Chairman of the Board
Analog Devices, Inc., also known as ADI or Analog, is an American multinational semiconductor company specializing in data conversion and signal conditioning technology, headquartered in Norwood, Massachusetts. In 2012, Analog Devices led the worldwide data converter market with a 48.5% share, according to analyst firm Databeans.
The company manufactures analog, mixed-signal and digital signal processing (DSP) integrated circuits (ICs) used in electronic equipment. These technologies are used to convert, condition and process real-world phenomena, such as light, sound, temperature, motion, and pressure into electrical signals.
Analog Devices has approximately 60,000 customers, in the following industries: communications, computer, industrial, instrumentation, military/aerospace, automotive, and high-performance consumer electronics applications.
The company was founded by two MIT graduates, Ray Stata and Matthew Lorber in 1965. The same year, the company released its first product, the model 101 op amp, which was a hockey-puck sized module used in test and measurement equipment. In 1967, the company published the first issue of its technical magazine, Analog Dialogue.
In 1973, the company was the first to launch laser trim wafers and the first CMOS digital-to-analog converter.
In 2000, ADI’s sales grew by over 75% to $2.578 Billion and the company acquired five companies.
By 2004, ADI had a customer base of 60,000 and its portfolio included over 10,000 products.
In 2007, ADI sold the Voltage Regulation & Thermal Management Group to ON Semiconductor.
In June 2010, Analog Devices announced that it would launch a €23M ($28M) investment in its plant in Limerick, Ireland.
On March 29, 2013, Analog Devices announced that Jerry Fishman, Analog Devices CEO had died from an apparent heart attack at the age of 67 years old. In May Vincent Roche was appointed chief executive.
Analog Devices has fabrication plants located in the United States and in the Republic of Ireland. The company’s testing facility is located in the Philippines. Design centers are located in Australia, Canada, China, England, Germany, India, Israel, Japan, Scotland, Spain and Taiwan.
Ray Stata is a founder of Analog Devices and was responsible for the business strategy and product roadmap. After founding the company in 1965, Stata served as the company’s chairman of the board of directors since 1973, executive officer since 1996, CEO from 1973 to 1996 and president from 1971 to 1991. In addition, Ray is also a trustee of the Massachusetts Institute of Technology, his alma mater and was awarded the IEEE Founders medal in 2003. Ray received the EE Times “Lifetime Achievement” award in 2008. Stata served as the chairman of the Semiconductor Industry Association for the year 2011.
Jerald G. Fishman was the CEO and president of Analog Devices from 1996 until his death on March 28, 2013. In 2004, Fishman was named CEO of the Year by Electronic Business. He was a 35-year veteran of Analog Devices and also served on the board of directors of Analog Devices, Cognex Corporation and Xilinx.
Barrie Gilbert was named the first Technology Fellow of Analog Devices in 1979. In addition, Barrie is an IEEE Life Fellow and holds over 65 patents. Gilbert is best known for the “Gilbert cell” – an electronic multiplying mixer. At Analog Devices, Gilbert started the company’s Northwest Labs design center in Oregon and continued to work on RF products crafted with high-speed nonlinear circuit techniques.
Paul Brokaw is an expert on integrated circuit design who has spent most of his career at Analog Devices, where he holds the position of Analog Fellow. He is the inventor of many analog IC circuits, including the Brokaw bandgap reference and holds over 100 patents. He is also an IEEE Life Fellow.
Robert Adams is Technical Fellow and manager of audio development at Analog Devices Inc. Robert holds many patents related to the audio and electronic field. He is a member of the IEEE and a Fellow in the Audio Engineering Society. Adams received a finalist ranking for the EDN Innovation and Innovator of the Year award in 1995.
Products and technologies
Analog Devices products include analog signal processing and digital signal processing technologies. These technologies include data converters, amplifiers, radio frequency (RF) technologies, embedded processors or digital signal processing (DSP) ICs, micro-electromechanical systems (MEMS) and sensors, power management, and interface products.
Analog Devices data converters include analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)  that convert electrical signal representations of real-world analog phenomena, such as light, sound, waveforms, temperature, motion, and pressure into digital signals or data, and back again. Analog Devices ADC and DAC ICs are used in medical systems, scientific instrumentation, wireless and wired communications, radar, industrial process control, audio and video equipment, and other digital-processing-based systems, where an accurate signal conversion is critical. Data converters account for more than 50% of ADI’s revenue. ADI’s companion amplifier ICs provide accurate, high-speed and precise signals for driving data converters and are key for applications such as digital audio, current sensing, and precision instrumentation.
The company’s data converter chips are used by National Instruments in high-precision measurement instrumentation systems. Its data converters and amplifiers are also used by scientists and researchers in project “IceCube” – an underground telescope that uses digital optical modules (DOMS) to detect subatomic particles in the South Pole.
The company’s AD9647 16-bit A/D converter operates at 250 mega samples per second, which is 25-percent faster than competitive devices.
Analog Devices precision analog microcontrollers combine precision analog functions, such as high resolution ADCs and DACs, voltage reference, temperature sensor, and a host of other peripherals, with an industry-standard microcontroller and flash memory.
Analog Devices micro-electromechanical systems (MEMS) and sensors address system performance parameters, such as safety, reliability, and highly precise measurements and diagnostics, in healthcare and industrial applications. Analog Devices MEMS microphones are found in smart phones, tablet PCs, security systems, and medical applications. MEMS circuits are used in automobiles, virtual reality and simulation training systems, and high-performance high-bandwidth vibration monitoring. ADI’s MEMS accelerometers were designed into game pad controllers by Microsoft, Logitech and Pellican.
Analog Devices sells power management products to customers in the industrial, wireless infrastructure, and digital camera markets. These products support signal chain design requirements, such as dynamic range, transient performance, and reliability. The company has developed ADIsimPower and other web tools for product selection, design, simulation, optimization, and evaluation board customization.
Analog Devices interface products include a broad range of interface IC products offered by the company in product categories such as CAN (controller area network), digital Isolators, Level Translators, LVDS, Mobile I/O Expander and Key board Controller, USB, RS-232 and RS-485.
Analog Devices amplifiers includes precision and operation amplifiers, instrumentation, current sense, differential amplifiers, audio amplifiers, video amplifiers/buffers/filters, variable gain amplifiers, comparators, voltage, other specialty amplifiers and products for special linear functions.
Analog Devices radio frequency (RF) RF ICs address the RF signal chain and simplify RF system development. The company’s RF portfolio includes TruPwr(tm) RMS power detectors and logarithmic amplifiers; PLL and DDS synthesizers; RF prescalers; variable gain amplifiers; ADC drivers, gain blocks, LNAs and other RF amplifiers. These products are supported by a wide range of free RF design tools.
Analog Devices processors and DSP are programmable signal processing integrated circuits that execute specialized software programs, or algorithms, associated with processing digitized real-time data. Analog Devices Processors and DSPs are the Blackfin, SHARC, SigmaDSP, TigerSHARC, ADSP-21xx and Precision Analog Microcontrollers. These make up the company's embedded processing and DSP portfolio, that are multi-DSP signal processing, floating point processing, signal/control processing, fixed-function processing and for microcontroller applications.
Analog Devices sells linear, mixed-signal, MEMS and digital signal processing technologies for medical imaging, patient monitoring, medical instrumentation and home healthcare. The company’s precision signal-processing components and Blackfin digital signal processors are included in Karmelsonix’s Wholter, an overnight pulmonary monitor, and the Wheezometer, a personal asthmatic assessment device. Accelerometers produced by Analog Devices are included in ZOLL Medical’s PocketCPR, which measures the depth of chest compressions and provides audible and visual feedback to a rescuer to allow adjustment to proper depth and to the correct rate of compression.
Analog Devices develops components for safety systems, such as stability control systems and driver assistance systems, infotainment and interior applications. Powertrain systems in hybrid and electric vehicles use Analog Devices high-precision data conversion products in battery monitoring and control systems.
Analog Devices has technology for consumer electronics, which includes signal processing circuits for image processing, auto focus, and image stabilization for digital still cameras and camcorders; audio and video processors for home theater systems, DVD recorders, and high-definition televisions; and advanced touch screen controllers for portable media devices.
In 2009, Databeans published its report on the top semiconductor analog suppliers. Analog Devices was named number two with other suppliers including: Texas Instruments, National Semiconductor (acquired by Texas Instruments in 2011), Maxim Integrated Products, Linear Technology. Other competitors include: Infineon, STMicroelectronics and Intersil Corporation . In 2011, Analog Devices was the third ranked analog semiconductor supplier 
In 1967, Analog Dialogue was first published by Analog Devices. Two years later, Dan Sheingold took the reins as editor, a position he still holds today. It is currently the longest-running in-house publication in the electronics industry.
Analog Dialogue is a forum for the exchange of circuits, systems, and software for real-world signal processing and is the technical magazine published by Analog Devices. It discusses products, applications, technology, and techniques for analog, digital, and mixed-signal processing. Analog Dialogue is published monthly on the Web. The featured technical articles are also compiled in quarterly print editions.
In 2009, Analog Devices announced EngineerZone, an online technical support community. EngineerZone was launched so the design engineering community (customers, prospects, partners, employees and students) can ask questions, share knowledge and search for answers to their questions in an open forum.
Analog Devices circuits from the lab reference circuits are engineered and tested for fast and easy system integration to help solve design challenges ranging from common to complex. Reference circuits are smaller, modular designs that are more broadly applicable than application-specific reference designs.
Each reference circuit is carefully documented with test data, theory of operation, and component selection decision criteria. In addition reference circuits are tailored to meet real-world system integration needs and may also include board layout schematics, CAD tools models, device drivers, and evaluation hardware.
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