This part is a kind of semiconductor called 1741C.

Function of this product has MC1741C.

Manufacturers : ON Semiconductor

Image and pinout :

Some of the text within the PDF file :

MC1741C Internally Compensated, High Performance Operational Amplifier www.net 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 MARKING DIAGRAMS 8 PDIP–8 P1 SUFFIX CASE 626 1 1 8 8 1 SO–8 D SUFFIX CASE 751 1 A = Assembly Location WL, L = Wafer Lot YY, Y = Year WW, W = Work Week 1741C ALYW MC1741CP1 AWL YYWW 8 PIN CONNECTIONS Offset Null 1 2 3 4 8 7 N.C. VCC Output Offset Null Equivalent Circuit Schematic (1/4 of Circuit Shown) G 4.5Ăk 39Ă [ ... ]

1741C PDF Datasheet Download