Small 89.9 KB PDF datasheet labelled only with document number 2669, so the title reveals neither the component nor its maker. The cover page or header must be read to find the actual part it describes. A sheet of this size usually holds a compact summary of pin functions, ratings and typical operating figures. Technicians keep such documents to look up pinouts and voltage limits while tracing a circuit, and should always match the marking on the chip to the part number inside before trusting the data.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @datasheet. Enginerys does not host this file.
How to open a .pdf file
The standard format for schematics, block diagrams, power-sequence charts and service manuals.