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參數資料
| 型號： | ADV7181 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Multiformat SDTV Video Decoder |
| 中文描述： | 標清多格式視頻解碼器 |
| 文件頁數： | 75/96頁 |
| 文件大小： | 873K |
| 代理商： | ADV7181 |
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ADV7181B
Rev. 0 | Page 75 of 96
Bits
4
0
0
Subaddress
0x15
Register
Digital
Clamp
Control 1
Bit Description
Reserved
DCT[1:0]. Digital clamp timing
determines the time constant of the
digital fine clamp circuitry.
7
0
6
0
0
1
1
5
0
1
0
1
3
x
0
2
x
0
1
x
0
0
x
0
Comments
Set to default
Slow (TC = 1 s)
Medium (TC = 0.5 s)
Fast (TC = 0.1 s)
TC dependent on video
Set to default
Auto wide notch for poor
quality sources or wide-
band filter with Comb for
good quality input
Auto narrow notch for
poor quality sources or
wideband filter with comb
for good quality input
SVHS 1
SVHS 2
SVHS 3
SVHS 4
SVHS 5
SVHS 6
SVHS 7
SVHS 8
SVHS 9
SVHS 10
SVHS 11
SVHS 12
SVHS 13
SVHS 14
SVHS 15
SVHS 16
SVHS 17
SVHS 18 (CCIR601)
PAL NN1
PAL NN2
PAL NN3
PAL WN 1
PAL WN 2
NTSC NN1
NTSC NN2
NTSC NN3
NTSC WN1
NTSC WN2
NTSC WN3
Reserved
Auto selection 15. MHz
Auto selection 2.17 MHz
Notes
Reserved
YSFM[4:0]. Selects Y Shaping Filter
mode when in CVBS only mode.
Allows the user to select a wide
range of low-pass and notch filters.
If either auto mode is selected, the
decoder selects the optimum Y filter
depending on the CVBS video
source quality (good vs. bad).
0x17
0
0
0
0
1
Decoder selects
optimum Y shaping
filter depending on
CVBS quality.
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Shaping
Filter
Control
If one of these
modes is selected,.
the decoder does
not change filter
modes. Depending
on video quality, a
fixed filter response
(the one selected) is
used for good and
bad quality video.
Automatically
selects a C filter
based on video
standard and
quality.
Selects a C filter for
all video standards
and for good and
bad video.
0
0
1
1
1
1
1
1
0
0
1
1
0
1
0
1
0
1
SH1
SH2
SH3
SH4
SH5
Wideband mode
CSFM[2:0].
C Shaping Filter mode allows the
selection from a range of low-pass
chrominance filters.
If either auto mode is selected, the
decoder selects the optimum C filter
depending on the CVBS video
source quality (good vs. bad). Non-
auto settings force a C filter for all
standards and quality of CVBS video.
相關PDF資料 |
PDF描述 |
|---|---|
| ADV7181B | Multiformat SDTV Video Decoder |
| ADV7181BBCPZ | Multiformat SDTV Video Decoder |
| ADV7181BBSTZ | Multiformat SDTV Video Decoder |
| ADV7181BCP | Multiformat SDTV Video Decoder |
| ADV7181BST | Multiformat SDTV Video Decoder |
相關代理商/技術參數 |
參數描述 |
|---|---|
| ADV7181B | 制造商:AD 制造商全稱:Analog Devices 功能描述:Multiformat SDTV Video Decoder |
| ADV7181BBCPZ | 制造商:Analog Devices 功能描述:Video Decoder 3ADC 9-Bit 64-Pin LFCSP EP 制造商:Rochester Electronics LLC 功能描述:ADV718XB DECODER FAMILY UPDATES - Bulk 制造商:Analog Devices 功能描述:IC VIDEO ENCODER |
| ADV7181BBSTZ | 制造商:Analog Devices 功能描述:Video Decoder 3ADC 9-Bit 64-Pin LQFP 制造商:Analog Devices 功能描述:IC VIDEO ENCODER |
| ADV7181BCP | 制造商:Analog Devices 功能描述:Video Decoder 3ADC 9-Bit 64-Pin LFCSP EP 制造商:Rochester Electronics LLC 功能描述:10BIT NTSC/PAL/SECAM VIDEO DECODER I.C. - Bulk |
| ADV7181BCPZ | 制造商:Analog Devices 功能描述: |
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