VGA parameters for AD725

Discussion created by ALexanderZ on Apr 18, 2011
Latest reply on Nov 3, 2014 by DaveD


I am using AD725 for converting VGA signal to composite. What resolution of VGA video is needed for ntsc encoding? I tried 640x480 and 600x400 - it does not work. What vga clock frequency required and what timings should I use?