This part is a kind of semiconductor called 16F876A.
Function of this product has PIC16F876A.
Manufacturers : Microchip Technology
Image and pinout :

Some of the text within the PDF file :
PIC16F87XA Data Sheet 28/40/44-Pin Enhanced Flash Microcontrollers 2003 Microchip Technology Inc. DS39582B Note the following details of the code protection feature on Microchip devices: • • Microchip products meet the specification contained in their particular Microchip Data Sheet. Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the intended manner and under normal conditions. There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip's Data Sheets. Most likely, the person doin [ ... ]
16F876A PDF Datasheet Download
