參數(shù)資料
型號(hào)： ADV7171
廠商： Analog Devices, Inc.
英文描述： Digital PAL/NTSC Video Encoder(數(shù)字PAL/NTSC視頻編碼器)
中文描述： 數(shù)碼PAL / NTSC視頻編碼器（數(shù)字PAL / NTSC制式視頻編碼器）
文件頁(yè)數(shù)： 40/55頁(yè)
文件大?。?/td> 580K
代理商： ADV7171
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(guān)PDF資料
PDF描述
ADV7173KST Digital PAL/NTSC Video Encoder with Six DACs 10 Bits, Color Control and Enhanced Power Management
ADV7172KST Digital PAL/NTSC Video Encoder with Six DACs 10 Bits, Color Control and Enhanced Power Management
ADV7172 Digital PAL/NTSC Video Encoder with Six DACs 10 Bits, Color Control and Enhanced Power Management
ADV7173 Digital PAL/NTSC Video Encoder with Six DACs 10 Bits, Color Control and Enhanced Power Management
ADV7173* Digital PAL/NTSC Video Encoder with Six DACs (10 Bits). Color Control and Enhanced Power Management
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADV7171KS 制造商:Analog Devices 功能描述:Video Encoder 4DAC 10-Bit 44-Pin MQFP 制造商:Rochester Electronics LLC 功能描述:ADVANCED NTSC/PAL ENCODER I.C. - Bulk 制造商:Analog Devices 功能描述:IC VIDEO ENCODER 制造商:Panasonic Industrial Company 功能描述:IC
ADV7171KS-REEL 制造商:Analog Devices 功能描述:Video Encoder 4DAC 10-Bit 44-Pin MQFP T/R 制造商:Rochester Electronics LLC 功能描述:ADVANCED NTSC/PAL ENCODER I.C. - Tape and Reel
ADV7171KSU 制造商:Analog Devices 功能描述:Video Encoder 4DAC 10-Bit 44-Pin TQFP 制造商:Rochester Electronics LLC 功能描述:ADVANCED NTSC/PAL ENCODER - Bulk 制造商:Analog Devices 功能描述:IC VIDEO ENCODER
ADV7171KSU-REEL 制造商:Analog Devices 功能描述:Video Encoder 4DAC 10-Bit 44-Pin TQFP T/R
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