Versatile Monolithic V/f or I/f Converter

AD537 is Easy to Use, Works from Single Supply; Outputs to Beyond 100kHz; T/f Conversion Inherent

The AD537 is a self-contained monolithic voltage-to-frequency converter fabricated on a single 74 x 118 mil (1.9 x 3mm) silicon chip and mounted in a hermetically-sealed 14-pin ceramic dual in-line package (DIP). It contains an input amplifier, a precision oscillator system, a reference generator, and a high-current output stage. Read full article



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David Kress

David Kress earned both his BSCE and MSCE for the Massachusetts Institute of Technology. David was first a designer of medical electronic equipment before joining Analog Devices in 1972 as an IC designer. Over the years, he has been involved in analog chip design, wafer fabrication engineering, and new product development and management. For many years David led ADI's technical support team, and he was the Director of Technical Marketing before he retired 2018.

Barrie Gilbert

Barrie Gilbert

Barrie Gilbert, the first ADI Fellow, has “spent a lifetime in the pursuit of analog elegance.” He joined Analog Devices in 1972, was appointed ADI Fellow in 1979, and manages the Northwest Labs in Beaverton, Oregon. Barrie was born in Bournemouth, England, in 1937. Before joining ADI, he worked with first-generation transistors at SRDE in 1954, and at Mullard, Ltd.; later at Tektronix and Plessey Research Labs. Barrie is an IEEE Fellow (1984) and has received numerous awards. He has some 50 issued patents, has authored about 40 papers, is coauthor of several books, and is a reviewer for several journals. He was awarded an Honorary Doctorate of Engineering from Oregon State University in 1997.