Ultralow Noise Op Amp
Data Sheet
FEATURES
Low noise 0.9 nV/√Hz typical (1.2 nV/√Hz maximum) input voltage
noise at 1 kHz 50 nV p-p input volta...
Description
Data Sheet
FEATURES
Low noise 0.9 nV/√Hz typical (1.2 nV/√Hz maximum) input voltage
noise at 1 kHz 50 nV p-p input voltage noise, 0.1 Hz to 10 Hz Low distortion
−120 dB total harmonic distortion at 20 kHz Excellent ac characteristics
800 ns settling time to 16 bits (10 V step) 110 MHz gain bandwidth (G = 1000) 8 MHz bandwidth (G = 10) 280 kHz full power bandwidth at 20 V p-p 20 V/μs slew rate Excellent dc precision 80 μV maximum input offset voltage 1.0 μV/°C VOS drift Specified for ±5 V and ±15 V power supplies High output drive current of 50 mA
APPLICATIONS
Professional audio preamplifiers IR, CCD, and sonar imaging systems Spectrum analyzers Ultrasound preamplifiers Seismic detectors Σ-Δ ADC/DAC buffers
Table 1. Low Noise Op Amps
Voltage Noise
0.9 nV
Single
AD797
Dual
Quad
1.1 nV AD8597 AD8599
1.8 nV ADA4004-1 ADA4004-2 ADA4004-4
Ultralow Distortion, Ultralow Noise Op Amp
AD797
GENERAL DESCRIPTION
The AD797 is a very low noise, low distortion operational ampl...
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