Datasheet ISL28290 Dual Single Supply Ultra-Low Noise, Ultra-Low Distortion, Rail-to-Rail Output, Op Amp The ISL28290 is a dual ultra-low noise, ultra-low Features distortion operational amplifiers. Fully specified to 1nV/Hz input voltage noise operated down to +3V single supply. The amplifier 1kHz THD+N typical 0.00017% at 2V V has outputs that swing rail-to-rail, and an input P P OUT common mode voltage that extends below ground Harmonic Distortion 87dBc, 90dBc, f = 1MHz O (ground sensing). 170MHz 3dB bandwidth The ISL28290 is unity gain stable with an input 50V/s slew rate referred voltage noise of 1nV/ Hz. The part features 700V maximum offset voltage 0.00017% THD+N at 1kHz. 10A typical input bias current The ISL28290 is available in the 10 Ld UTQFN 103dB typical CMRR (1.8mmx1.4mm), 10 Ld MSOP and 8 LD SOIC packages. Device operation is guaranteed over 3V to 5.5V single supply voltage range 40C to +125C. Rail-to-rail output Ground sensing Related Information Enable pin (not available in the 8 Ld SOIC For a full list of related documents, visit our website: package option) ISL28290 device page Pb-free (RoHS compliant) Applications Low noise signal processing Low noise microphones/preamplifiers ADC buffers DAC output amplifiers Digital scales Strain gauges/sensor amplifiers Radio systems Portable equipment Infrared detectors FN6247 Rev.12.0 Page 1 Jan.12.21ISL28290 Datasheet Contents 1. Overview . 3 1.1 Ordering Information 3 2. Pin Information 4 2.1 Pin Configuration . 4 2.2 Pin Descriptions . 4 3. Specifications . 6 3.1 Absolute Maximum Ratings . 6 3.2 Thermal Information 6 3.3 Recommended Operation Conditions . 6 3.4 Electrical Specifications 7 4. Typical Performance Curves 10 5. Applications Information . 15 5.1 Product Description 15 5.2 Enable/Power-Down . 15 5.3 Input Protection . 15 5.4 Using Only One Channel 15 5.5 Power Supply Bypassing and Printed Circuit Board Layout . 16 5.6 Current Limiting . 16 5.7 Power Dissipation . 16 6. Revision History 17 7. Package Outline Drawings 18 FN6247 Rev.12.0 Page 2 Jan.25.21