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參數資料
型號: ADV7170
廠商: Analog Devices, Inc.
英文描述: Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
中文描述: 數碼PAL / NTSC視頻編碼器與10位SSAF⑩和高級電源管理
文件頁數: 40/55頁
文件大小: 754K
代理商: ADV7170
ADV7170/ADV7171
–40–
REV. 0
If an output filter is required for the CVBS, Y, UV, Chroma
and RGB outputs of the ADV7170/ADV7171, the filter shown
in Figure 79 can be used. Plots of the filter characteristics are
shown in Figure 80, Figure 81 and Figure 82. An Output Filter
APPENDIX 7
OPTIONAL OUTPUT FILTER
L
1
m
H
L
2.7
m
H
L
0.68
m
H
R
75
V
R
75
V
C
470pF
C
330pF
C
56pF
IN
OUT
Figure 79. Output Filter
FREQUENCY – Hz
10k
100M
100k
1M
10M
D
0
–5
–70
–10
–15
–20
–25
–30
–35
–40
–45
–50
–55
–60
–65
V
dB
– OP
Figure 80. Output Filter Plot
is not required if the outputs of the ADV7170/ADV7171 are
connected to most analog monitors or analog TVs, however if
the output signals are applied to a system where sampling is
used (e.g., Digital TVs), then a filter is required to prevent
aliasing.
FREQUENCY – MHz
1
100
D
10
0
–35
–5
–10
–15
–20
–25
–30
V
dB
– OP
Figure 81. Output Filter Plot Close-Up
FREQUENCY – MHz
1
10
D
2
0.0
–3.5
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
V
dB
– OP
4
6
8
–4.5
–4.0
3
5
7
9
Filter 82. Output Filter Plot Close-Up
相關PDF資料
PDF描述
ADV7170KS Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
ADV7170SU Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
ADV7171KS Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
ADV7171SU Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
ADV7171* Digital PAL/NTSC Video Encoder with 10-Bit SSAF and Advanced Power Management
相關代理商/技術參數
參數描述
ADV71707911 制造商:LG Corporation 功能描述:FRAME ASSEMBLY
ADV7170KS 制造商:AD 制造商全稱:Analog Devices 功能描述:Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
ADV7170KSUZ 制造商:AD 制造商全稱:Analog Devices 功能描述:Digital PAL/NTSC Video Encoder
ADV7170KSUZ-REEL 制造商:AD 制造商全稱:Analog Devices 功能描述:Digital PAL/NTSC Video Encoder
ADV7170KSZ 制造商:AD 制造商全稱:Analog Devices 功能描述:Digital PAL/NTSC Video Encoder
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