DESCRIPTION

· The ISL28290 is a dual ultra-low noise, ultra-low distortion operational amplifier.
· It operates on a single supply voltage as low as +3V.
· Features rail-to-rail output swing and ground sensing input common mode voltage.
· Unity gain stable with 1nV/√Hz input referred voltage noise.
· Offers 0.00017% THD+N at 1kHz.
· Available in 10 Ld UTQFN, 10 Ld MSOP, and 8 Ld SOIC packages.
· Operational temperature range from -40°C to +125°C.

FEATURES

· 1nV/√Hz input voltage noise.
· 0.00017% THD+N at 1kHz, 2VP-P VOUT.
· Harmonic Distortion: -87dBc, -90dBc at 1MHz.
· 170MHz -3dB bandwidth.
· 50V/µs slew rate.
· Maximum offset voltage of 700µV.
· Typical input bias current of 10µA.
· 103dB typical CMRR.
· Single supply voltage range from 3V to 5.5V.
· Rail-to-rail output.
· Ground sensing.
· Enable pin (excluding 8 Ld SOIC package).
· Pb-free and RoHS compliant.

APPLICATIONS

· Low noise signal processing.
· Low noise microphones and preamplifiers.
· ADC buffers.
· DAC output amplifiers.
· Digital scales.
· Strain gauges and sensor amplifiers.
· Radio systems.
· Portable equipment.
· Infrared detectors.