Datasheet in PDF, 138 KB, carrying the document code SDZS004A, where the trailing letter most likely marks a revision of the original document. The covered part is not named in the file name, so open it and confirm the device on the title page. It serves as the reference for pinout, supply ranges and timing or switching characteristics, which you need when probing the chip in circuit, checking for shorts on its supply pins or choosing an equivalent replacement.
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_technar_org. 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.