msm7664 Oki Semiconductor, msm7664 Datasheet - Page 31
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msm7664
Manufacturer Part Number
msm7664
Description
Ntsc/pal Digital Video Decoder
Manufacturer
Oki Semiconductor
Datasheet
1.MSM7664.pdf
(76 pages)
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¡ Semiconductor
• Timing when using external field memory
hsync_l
vsync_l
hvalid
vvalid
odd-even
y (7:0)
c (7:0)
RSTW
WE
HSYNC_L
VSYNC_L
HVLID
VVALID
ODD/EVEN
RE
RSTR
Y (7:0)
C (7:0)
hsync_l
vsync_l
hvalid
vvalid
odd-even
y (7:0)
c (7:0)
RSTW
WE
HSYNC_L
VSYNC_L
HVLID
VVALID
ODD/EVEN
RE
RSTR
Y (7:0)
C (7:0)
Field memory timing in the FM-2 mode, using control signals from the decoder
Field memory: MSM51V8222, 2 units are used (Y and C)
Four memory control signals are supplied from the decoder, M[4]: RSTW, M[5]: RSTR, M[6]:
WE:, and M[7]: RE.
NTSC Signal (13.5 MHz)
1
1
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
NTSC: EVEN Field
NTSC: ODD Field
PEDL7664-01
MSM7664
31/76
35
35