Datasheet

ADV7390/ADV7391/ADV7392/ADV7393 Data Sheet
Rev. G | Page 90 of 108
VIDEO STANDARDS
Figure 138. EAV/SAV Input Data Timing Diagram (SMPTE 274M)
Figure 139. EAV/SAV Input Data Timing Diagram (SMPTE 293M)
Figure 140. SMPTE 293M (525p)
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
0
H
DATUM
06234-136
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
0
H
DATUM
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*
06234-137
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
06234-138