This part is a kind of semiconductor called LJ640U34.

Function of this product has Connection Table.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

ÐͺţLJ640U34 ·Ö±æÂÊ£º640x400 »ù±¾¶¨Ò壺 1. +12v 2. +12v 3. +5v 4. +5v 5. NC 6. NC 7. GND 8. GND 9. V-SYNC 10. NC 11. H-SYNC 12. GND 13. DATA TRANSFER CLOCK 14. GND 15. DATA SIGNAL ODD COLUMN 16. DATA SIGNAL EVEN COLUMN DataSh ee DataSheet 4 U .com [ ... ]

LJ640U34 PDF Datasheet Download