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LOW-DISTORTION HIGH-SPEED OP-AMP

The AD8099 is a new op-amp featuring a patent-pending advanced circuit architecture that addresses fundamental performance trade-offs inherent in traditional differential input stages. This enables the AD8099 to deliver both extremely low-voltage noise (0.95 nV/rt Hz) and extremely low distortion (–90 dB at 10 MHz). In addition, the new device provides a 1600-V/µs slew rate and a 5-GHz gain bandwidth product at a gain of 10. The AD8099 can slew at rates of 600 V/µs, down to a gain of 2.

The AD8099 uses an advanced pinout to enhance performance and stability over traditional amplifier pinouts. The device is the first op-amp to use this new pinout to reduce the mutual inductance—and resulting distortion products—caused by the coupling between positive input and negative supply. Additionally, the amplifier provides two output pins to reduce feedback parasitics. This simplifies board layout and increases the stability of the amplifier. The AD8099 is available in a lead frame chip-scale package (LFCSP). This tiny package reduces lead inductance, provides better thermal characteristics, and saves board space.

The part is rated to work over an extended industrial temperature range of –40°C to 125°C. It is available in two packaging options: a tiny 3 mm × 3 mm LFCSP, which reduces board space requirements and improves thermal characteristics, and the traditional low-profile eight-lead small outline integrated circuit (SOIC). The parts are priced at $1.98 per unit in 1000-piece quantities.

Analog Devices, Inc.
(800) 262-5643
www.analog.com

   
Published: January 2004