Multimedia ICs
•VIN, HD and VD timing charts
NTSC signal
Odd field (IN)
BA7046 / BA7046F
Vertical synchronization pulse interval
1 / 2H
NTSC signal
Even field (IN)
VD
(OUT)
HD
Odd field (OUT)
HD, VD phase difference
HD
Even field (OUT)
Fig. 8
(1) The rise and fall positions for VD are basically the same for both odd and even fields.
(2) HD shifts by 1 / 2H during the odd and even field interval.
(3) Only the odd field is given for the specification.
4