This part is a kind of semiconductor called AD8597.
Function of this product has Ultralow Noise Op Amp.
Manufacturers : Analog Devices
Image and pinout :
Some of the text within the PDF file :
Data Sheet Single and Dual, Ultralow Distortion, Ultralow Noise Op Amps AD8597/AD8599 FEATURES Low noise: 1.1 nV/√Hz at 1 kHz Low distortion: −120 dB THD at 1 kHz Input noise, 0.1 Hz to 10 Hz: <76 nV p-p Slew rate: 14 V/μs Wide bandwidth: 10 MHz Supply current: 4.8 mA/amp typical Low offset voltage: 10 μV typical CMRR: 120 dB Unity-gain stable ±15 V operation APPLICATIONS Professional audio preamplifiers ATE/precision testers Imaging systems Medical/physiological measurements Precision detectors/instruments Precision data conversion PIN CONFIGURATIONS NC 1 8 NC –IN 2 AD8597 7 V+ +IN 3 TOP VIEW 6 OUT V– 4 (Not to Scale) 5 NC 06274-060 NC = NO CONNECT Figure 1. AD8597 8-Lead SOIC (R-8) NC 1 –IN 2 +IN 3 V– 4 PIN 1 INDICATOR AD8597 TOP VIEW 8 NC 7 V+ 6 OUT 5 NC 0627 [ ... ]