msm7654 Oki Semiconductor, msm7654 Datasheet - Page 38

• Manufacturer Part Number: msm7654
• Description: Ntsc/pal Digital Video Encoder
• Manufacturer: Oki Semiconductor

¡ Semiconductor
Horizontal Blanking Period
Setting content of horizontal blanking period (T
ITU-R BT.601 NTSC
ITU-R BT.601 PAL
4Fsc NTSC
Square pixel NTSC
Square pixel PAL
r
e
w
q
qHorizontal sync pulse width
wBurst signal output period
eBurst signal start
rHorizontal blanking period (excluding front porch)
tFront porch start
t
q
e
Setting content of horizontal blanking period
63T
63T
67T
58T
69T
r
q
CLKX1
CLKX1
CLKX1
CLKX1
CLKX1
w
Horizontal blanking period
31T
31T
36T
31T
34T
w
CLKX1
CLKX1
CLKX1
CLKX1
CLKX1
t
1H
71T
75T
75T
65T
82T
e
CLKX1
CLKX1
CLKX1
CLKX1
CLKX1
CLKX1
is sampling clock cycle in each mode)
127T
142T
135T
116T
155T
r
CLKX1
CLKX1
CLKX1
CLKX1
CLKX1
qSynchronzing level
w
e
rBlanking level
tPeak to peak value of burst
(synchronizing + blanking level) ¥ (1/3)
(synchronizing + blanking level) ¥ (2/3)
838T
844T
889T
762T
922T
t
CLKX1
CLKX1
CLKX1
CLKX1
CLKX1
Total dots/1H
858
864
910
780
944
MSM7654
38