Video sync separator LM1881 and its application

LM1881 is a video sync separator which processes video signals,and it can separate sync signal directly.Users can carry out time sequence logical control with the sync signals by request.LM1881 is used in the synchronous separation of signals,for example,portable picture gathering cards video controllers,video picture gathering, etc. The main characters,basic principles,pin functions of LM1881 and its application are introduced.