There are a lot of Renesas Electronics America Inc.
EL4583CS-T13 Video Processing Linear ICs applications.

Notebook PCs
Desktop PCs
PC Docking Stations
PC Standalone Video Cards
Consumer, Professional, Automotive
Industrial Video
Video Capture, Editing, and Processing
Genlock Circuits
Surveillance & Security Video Systems
Set-Top Boxes (STB) & Digital Video Recorders (DVR)

Mounting Type	Surface Mount
Package / Case	16-SOIC (0.154, 3.90mm Width)
Supplier Device Package	16-SOIC
Packaging	Tape & Reel (TR)
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Type	Synchronous Separator
Applications	Multimedia Displays, Test Equipment
Base Part Number	EL4583
RoHS Status	Non-RoHS Compliant