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AD8546 - Operational Amplifier

Description

The AD8546 and AD8548 are dual and quad micropower, high input impedance amplifiers optimized for low power and wide operating supply voltage range applications.

Features

  • Micropower at high voltage (18 V): 22 μA maximum Low input bias current: 20 pA maximum Gain bandwidth product: 240 kHz at AV =100 typical Unity-gain crossover: 240 kHz.
  • 3 dB closed-loop bandwidth: 310 kHz Slew rate: 80 V/ms Large signal voltage gain: 110 dB minimum Single-supply operation: 2.7 V to 18 V Dual-supply operation: ±1.35 V to ±9 V Unity-gain stable Excellent electromagnetic interference immunity.

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Full PDF Text Transcription

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Data Sheet FEATURES Micropower at high voltage (18 V): 22 μA maximum Low input bias current: 20 pA maximum Gain bandwidth product: 240 kHz at AV =100 typical Unity-gain crossover: 240 kHz −3 dB closed-loop bandwidth: 310 kHz Slew rate: 80 V/ms Large signal voltage gain: 110 dB minimum Single-supply operation: 2.7 V to 18 V Dual-supply operation: ±1.35 V to ±9 V Unity-gain stable Excellent electromagnetic interference immunity APPLICATIONS Portable medical equipment Remote sensors Transimpedance amplifiers Current monitors 4 mA to 20 mA loop drivers Buffer/level shifting GENERAL DESCRIPTION The AD8546 and AD8548 are dual and quad micropower, high input impedance amplifiers optimized for low power and wide operating supply voltage range applications.
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