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ADA4661-2-KGD Datasheet CMOS RRIO Operational Amplifier

Manufacturer: Analog Devices

Overview: Data Sheet ADA4661-2-KGD Known Good Die.

General Description

► Low power at high voltage (18 V): 725 µA maximum ► Low offset voltage ► 150 µV maximum at VSY/2 ► 300 µV maximum over entire common-mode range ► Low input bias current: 15 pA maximum ► Gain bandwidth product: 4 MHz typical at AV = 100 ► Unity-gain crossover: 4 MHz typical ► −3 dB closed-loop gain: 2.1 MHz typical ► Single-supply operation: 3 V to 18 V ► Dual-supply operation: ±1.5 V to ±9 V ► Unity-gain stable APPLICATIONS ► Current shunt monitors ► Active filters ► Portable medical equipment ► Buffer/level shifting ► High impedance sensor interfaces ► Battery-powered instrumentation FUNCTIONAL BLOCK DIAGRAM The ADA4661-2-KGD is a dual, precision, rail-to-rail input/output amplifier optimized for low power, high bandwidth, and wide operating supply voltage range applications.

The ADA4661-2-KGD performance is guaranteed at 3.0 V, 10 V, and 18 V power supply voltages.

It uses the Analog Devices, Inc., patented DigiTrim® trimming technique, which achieves low offset voltage.

Key Features

  • 18 V, Precision, 725 µA, 4 MHz, CMOS RRIO Operational Amplifier.