參數(shù)資料
型號: ADV7344BSTZ
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: Multiformat Video Encoder Six 14-Bit Noise Shaped Video DACs
中文描述: SERIAL INPUT LOADING, 14-BIT DAC, PQFP64
封裝: ROHS COMPLIANT, MS-026BCD, LQFP-64
文件頁數(shù): 85/88頁
文件大小: 1078K
代理商: ADV7344BSTZ
ADV7344
APPENDIX 8—VIDEO STANDARDS
Rev. 0 | Page 85 of 88
F
V
H*
F
F
272T
4T
*1
4T
1920T
DIGITAL
ACTIVE LINE
EAV CODE
SAV CODE
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 TO 562: F = 0
SAV/EAV: LINE 563 TO 1125: F = 1
SAV/EAV: LINE 1 TO 20; 561 TO 583; 1124 TO 1125: V = 1
SAV/EAV: LINE 21 TO 560; 584 TO 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
0
H
DATUM
0
Figure 134. EAV/SAV Input Data Timing Diagram (SMPTE 274M)
Y
EAV CODE
ANCILLARY DATA
(OPTIONAL)
SAV CODE
DIGITAL
ACTIVE LINE
719
723 736
0
H
DATUM
799
853
0
FVH* = FVH AND PARITY BITS
SAV: LINE 43 TO 525 = 200H
SAV: LINE 1 TO 42 = 2AC
EAV: LINE 43 TO 525 = 274H
EAV: LINE 1 TO 42 = 2D8
4 CLOCK
4 CLOCK
857
719
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*
0
Figure 135. EAV/SAV Input Data Timing Diagram (SMPTE 293M)
VERTICAL BLANK
522
523
524
525
1
2
5
6
7
8
9
12
13
14
15
16
42
43
44
ACTIVE
VIDEO
ACTIVE
VIDEO
0
Figure 136. SMPTE 293M (525p)
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