adv7322 Analog Devices, Inc., adv7322 Datasheet - Page 86

• Manufacturer Part Number: adv7322
• Description: Multiformat 11-bit Hdtv Video Encoder
• Manufacturer: Analog Devices, Inc.

ADV7322
APPENDIX 8—VIDEO STANDARDS
ANALOG WAVEFORM
ANALOG WAVEFORM
SAMPLE NUMBER
SAMPLE NUMBER
INPUT PIXELS
INPUT PIXELS
SMPTE 293M
SMPTE 274M
FVH* = FVH AND PARITY BITS
SAV/EAV: LINE 1–562: F = 0
SAV/EAV: LINE 563–1125: F = 1
SAV/EAV: LINE 1–20; 561–583; 1124–1125: V = 1
SAV/EAV: LINE 21–560; 584–1123: V = 0
FOR A FRAME RATE OF 30Hz: 40 SAMPLES
FOR A FRAME RATE OF 25Hz: 480 SAMPLES
FVH* = FVH AND PARITY BITS
SAV: LINE 43–525 = 200H
SAV: LINE 1–42 = 2AC
EAV: LINE 43–525 = 274H
EAV: LINE 1–42 = 2D8
719
2112
F
F
F
F
EAV CODE
EAV CODE
4 CLOCK
4 CLOCK
0
0
0
0
4T
0
0
0
0
V
H*
F
H*
F
V
2116 2156
Figure 142. EAV/SAV Input Data Timing Diagram—SMPTE 274M
Figure 143. EAV/SAV Input Data Timing Diagram—SMPTE 293M
723 736
0
*1
H
DATUM
DIGITAL HORIZONTAL BLANKING
(OPTIONAL) OR BLANKING CODE
DIGITAL HORIZONTAL BLANKING
0
H
2199
DATUM
799
ANCILLARY DATA
Rev. PrA | Page 86 of 88
0
272T
ANCILLARY DATA
(OPTIONAL)
44
853
F
F
SAV CODE
4 CLOCK
188
0
0
SAV CODE
F
F
4 CLOCK
0
0
0
0
H*
4T
F
V
857
0
0
F
V
H*
192
C
b
0
Preliminary Technical Data
C
b
Y
ACTIVE LINE
Y
ACTIVE LINE
C
r
DIGITAL
DIGITAL
C
1920T
r
Y
C
C
r
r
2111
Y
Y
719