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ADV7342 数据表(PDF) 85 Page - Analog Devices

部件名 ADV7342
功能描述  Multiformat Video Encoder Six, 11-Bit, 297 MHz DACs
PDF  88 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADV7342 数据表(HTML) 85 Page - Analog Devices

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ADV7342/ADV7343
Rev. 0 | Page 85 of 88
APPENDIX 8—VIDEO STANDARDS
F
V
H*
F
F
272T
4T
*1
4T
1920T
EAV CODE
SAV CODE
DIGITAL
ACTIVE LINE
4 CLOCK
4 CLOCK
2112
2116 2156
2199
0
44
188
192
2111
0
0
0
0
0
0
0
0
F
F
F
V
H*
C
b
C
r
C
r
Y
Y
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
INPUT PIXELS
ANALOG WAVEFORM
SAMPLE NUMBER
SMPTE 274M
DIGITAL HORIZONTAL BLANKING
ANCILLARY DATA
(OPTIONAL) OR BLANKING CODE
0HDATUM
Figure 134. EAV/SAV Input Data Timing Diagram (SMPTE 274M)
Y
EAV CODE
ANCILLARY DATA
(OPTIONAL)
SAV CODE
DIGITAL
ACTIVE LINE
719
723 736
799
853
0
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
4 CLOCK
4 CLOCK
857
719
0HDATUM
DIGITAL HORIZONTAL BLANKING
0
0
0
0
0
0
0
0
C
b
C
r
C
r
Y
Y
F
V
H*
SMPTE 293M
INPUT PIXELS
ANALOG WAVEFORM
SAMPLE NUMBER
F
F
F
F
F
V
H*
Figure 135. EAV/SAV Input Data Timing Diagram (SMPTE293M)
VERTICAL BLANK
522
523
524
525
1256
789
12
13
14
15
16
42
43
44
ACTIVE
VIDEO
ACTIVE
VIDEO
Figure 136. SMPTE 293M (525p)



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