This part is a kind of semiconductor called MC1741CD.

Function of this product has High Performance Operational Amplifier.

Manufacturers : ON Semiconductor

Image and pinout :

Some of the text within the PDF file :

MC1741C Internally Compensated, High Performance Operational Amplifier The MC1741C was designed for use as a summing amplifier, integrator, or amplifier with operating characteristics as a function of the external feedback components. • No Frequency Compensation Required • Short Circuit Protection • Offset Voltage Null Capability • Wide Common Mode and Differential Voltage Ranges • Low Power Consumption • No Latch Up http://onsemi.com 8 1 8 1 PDIP–8 P1 SUFFIX CASE 626 MARKING DIAGRAMS 8 MC1741CP1 AWL YYWW SO–8 D SUFFIX CASE 751 1 8 1741C ALYW 1 A = Assembly Location WL, L = Wafer Lot YY, Y = Year WW, W = Work Week Noninverting Input Inverting Input Equivalent Circuit Schematic (1/4 of Circuit Shown) 4.5Ăk 39Ăk 30ĂpF 7.5Ăk Offset Null 1.0Ăk 50Ăk 1.0Ăk 5.0Ă [ ... ]

MC1741CD PDF Datasheet Download