msm7664 Oki Semiconductor, msm7664 Datasheet - Page 33

• Manufacturer Part Number: msm7664
• Description: Ntsc/pal Digital Video Decoder
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Horizontal Synchronizing Signal
The horizontal synchronizing signal timing is shown below.
Relation between Video Mode and Pixel Number (default settings when standard signal is input)
HSYNC_L
HVALID
Mode
Video
NTSC
Y[7:0]
PAL
ITURBT.601
Square pixel
ITURBT.601
Square pixel
Pixel
Type
4fsc
Pixel Rate
12.272727
14.31818
(MHz)
14.75
13.5
13.5
Front-porch
60 pixels
Horizontal Timing
Pixels
Total
858
780
910
864
944
Hsync back-porch
Active
Pixels
720
640
768
720
768
Front-
Porch
16
28
12
34
8
Hsync Back-
Porch
122
112
134
132
142
PEDL7664-01
MSM7664
HBLK
Total
138
140
142
144
176
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