This part is a kind of semiconductor called TDA1540D.

Function of this product has 14-Bit DAC (Serial Output).

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

This Material Copyrighted By Its Respective Manufacturer This Material Copyrighted By Its Respective Manufacturer This Material Copyrighted By Its Respective Manufacturer This Material Copyrighted By Its Respective Manufacturer This Material Copyrighted By Its Respective Manufacturer [ ... ]

TDA1540D PDF Datasheet Download