ml6461 Micro Electronics Corporation, ml6461 Datasheet - Page 16

• Manufacturer Part Number: ml6461
• Description: Ntsc Video Encoder
• Manufacturer: Micro Electronics Corporation

ML6461
16
CLK
YC r C b
CLK
YC r C b
HSYNC
(input)
HSYNC
(input)
If ANALOG_HBLANK = 0
If ANALOG_HBLANK = 1
If ANALOG_HBLANK = 0
If ANALOG_HBLANK = 1
Figure 8a. Pixel Synchronization. For External Mode, Active Edge at Beginning of Horizontal Blanking.
Figure 8. Pixel Synchronization. For External Mode, Active Edge at Beginning of Horizontal Blanking.
of Horizontal
of Horizontal
Beginning
Beginning
Blanking
Blanking
# of Clock Cycles, P
if SELCCIR = 1
# of Clock Cycles, P
if SELCCIR = 1
BL
BL
(HRESET_MODE = 0, SENSE_HSYNC = 0, BL = Blanked Pixel)
(HRESET_MODE = 0, SENSE_HSYNC = 1, BL = Blanked Pixel)
P Clock Cycles
244
252
P Clock Cycles
244
252
if SELCCIR = 0
if SELCCIR = 0
220
220
220
220
BL
BL
A
A
Selectable Delay Synchronization (SEL_HSYNC1, SEL_HSYNC0)
Selectable Delay Synchronization (SEL_HSYNC1, SEL_HSYNC0)
B
B
Bit
Bit
C
C
D
G
H
D
G
H
A
B
C
A
B
C
E
F
E
F
(0,0)
(0,0)
CB0
CR0
CB2
CR2
CB0
CR0
CB2
CR2
Value (SEL_HSYNC1, SEL_HSYNC0)
Value (SEL_HSYNC1, SEL_HSYNC0)
D
Y0
Y1
Y2
Y3
D
Y0
Y1
Y2
Y3
E
(0,1)
E
(0,1)
CB0
CR0
CB2
CR2
CB0
CR0
CB2
CR2
BL
Y0
Y1
Y2
Y0
Y1
Y2
BL
(1,0)
(1,0)
CB0
CR0
CB2
CB0
CR0
CB2
F
F
Y0
Y1
Y2
Y0
Y1
Y2
BL
BL
BL
BL
(1,1)
(1,1)
CB0
CR0
CB2
CB0
CR0
CB2
G
BL
BL
BL
Y0
Y1
G
BL
BL
BL
Y0
Y1
H
H