Datasheet
The AD8599 is a dual, very low noise, low distortion operational amplifier ideal for use as a preamplifier. Its low noise of 1 nV/√Hz and low harmonic distortion of -105 dB THD @ 20 kHz make it an ideal choice for many high-performance applications.
Datasheet
AD8597/AD8599 are single and dual ultralow distortion, ultralow noise op amps with features such as low noise, low distortion, wide bandwidth, low offset voltage, etc. They are suitable for applications such as professional audio preamplifiers, ATE/precision testers, imaging systems, medical/physiological measurements, precision detectors/instruments, precision data conversion, etc.