CH7006C-V ETC, CH7006C-V Datasheet - Page 15

• Manufacturer Part Number: CH7006C-V
• Description: Digital PC to TV Encoder Features
• Manufacturer: ETC

CHRONTEL
The CH7006 provides the ability to pass-through data with minimal filtering, on vertical blanking lines 10-21 for
Intercast or close captioned applications (see register descriptions).
The composite luminance and chrominance frequency response is depicted in Figure 7 through 9.
Table 12. Video Bandwidth
201-0000-026 Rev 2.1, 8/2/99
VBI Pass-Through Support
Mode
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
00
0.62
0.78
0.53
0.65
0.83
1.03
0.70
0.87
0.74
0.93
0.63
0.78
0.89
0.62
0.78
0.93
0.64
0.74
0.79
0.77
0.95
1.02
0.77
0.86
0.94
0.71
0.71
0.47
0.38
Chrominance
CBW[1:0]
01
0.68
0.85
0.58
0.71
0.91
1.13
0.77
0.95
0.81
1.02
0.68
0.86
0.98
0.68
0.85
1.02
0.71
0.81
0.87
0.85
1.03
1.12
0.85
0.94
1.03
0.78
0.78
0.51
0.41
10
0.80
1.00
0.68
0.83
1.07
1.32
0.90
1.12
0.95
1.20
0.80
1.00
1.15
0.80
1.00
1.20
0.83
0.95
1.02
1.00
1.22
1.32
0.99
1.11
1.21
0.91
0.91
0.60
0.48
11
0.95
1.18
0.81
0.99
1.27
1.57
1.07
1.33
1.13
1.42
0.95
1.19
1.36
0.95
1.18
1.42
0.98
1.13
1.21
1.18
1.44
1.56
1.18
1.31
1.44
1.08
1.08
0.71
0.57
0
2.26
2.82
1.93
2.36
3.03
3.75
2.56
3.17
2.69
3.39
2.28
2.84
3.25
2.26
2.82
3.39
2.35
2.70
2.89
2.82
3.44
3.73
2.82
3.13
3.43
2.58
2.58
1.70
1.37
CVBS
YCV
1
3.37
4.21
2.87
3.52
4.51
5.59
3.81
4.72
4.01
5.05
3.39
4.24
4.84
3.37
4.21
5.05
3.50
4.02
4.31
4.20
5.13
5.56
4.20
4.66
5.11
3.85
3.85
2.53
2.04
Luminance Bandwidth with Sin(X) /X (MHz)
YSV[1:0], YPEAK = 0
00
2.26
2.82
1.93
2.36
3.03
3.75
2.56
3.17
2.69
3.39
2.28
2.84
3.25
2.26
2.82
3.39
2.35
2.70
2.89
2.82
3.44
3.73
2.82
3.13
3.43
2.58
2.58
1.70
1.37
S-Video
01
3.37
4.21
2.87
3.52
4.51
5.59
3.81
4.72
4.01
5.05
3.39
4.24
4.84
3.37
4.21
5.05
3.50
4.02
4.31
4.20
5.13
5.56
4.20
4.66
5.11
3.85
3.85
2.53
2.04
1X
5.23
6.53
4.46
5.46
7.00
8.68
5.92
7.33
6.22
7.84
5.26
6.58
7.52
5.23
6.53
7.84
5.43
6.24
6.68
6.53
7.97
8.63
6.52
7.24
7.94
5.97
5.97
3.92
3.17
YSV[1:0], YPEAK = 1
00
2.57
3.21
2.19
2.68
3.44
4.27
2.91
3.60
3.06
3.85
2.59
3.23
3.70
2.57
3.21
3.85
2.67
3.07
3.29
3.21
3.92
4.24
3.20
3.56
3.90
2.94
2.94
1.93
1.56
S-Video
CH7006C
01
4.44
5.56
3.79
4.64
5.95
7.38
5.04
6.23
5.29
6.67
4.48
5.59
6.39
4.44
5.56
6.67
4.62
5.30
5.68
5.55
6.77
7.34
5.54
6.16
6.75
5.08
5.08
3.34
2.69
1X
5.23
6.53
4.46
5.46
7.00
8.68
5.92
7.33
6.22
7.84
5.26
6.58
7.52
5.23
6.53
7.84
5.43
6.24
6.68
6.53
7.97
8.63
6.52
7.24
7.94
5.97
5.97
3.92
3.17
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