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參數資料
型號： ADV7181BCP
廠商： ANALOG DEVICES INC
元件分類： 顏色信號轉換
英文描述： Multiformat SDTV Video Decoder
中文描述： COLOR SIGNAL DECODER, QCC64
封裝： 9 X 9 MM, LEAD FREE, MO-220-VMMD, LFCSP-64
文件頁數： 77/96頁
文件大小： 873K
代理商： ADV7181BCP
ADV7181B
Rev. 0 | Page 77 of 96
Bits
4
Subaddress
0x27
Register
Pixel Delay
Control
Bit Description
LTA[1:0]. Luma timing adjust allows
the user to specify a timing difference
between chroma and luma samples.
7
6
5
3
2
1
0
0
0
Comments
No Delay
Notes
CVBS mode
LTA[1:0] = 00b;
S-Video mode
LTA[1:0]= 01b,
YPrPb mode
LTA[1:0] = 01b
1
0
Luma 1 clk (37 nS) delayed
1
0
Luma 2 clk (74 nS) early
1
1
Luma 1 clk (37 nS) early
Reserved
CTA[2:0]. Chroma timing adjust
allows a specified timing difference
between the luma and chroma
samples
0
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
Set to Zero
Not valid setting
Chroma +2 pixels (early)
Chroma +1 pixel (early)
No delay
Chroma -1 pixel (late)
Chroma -2 pixels (late)
Chroma -3 pixels (late)
Not valid setting
Use values in LTA[1:0] and
CTA[2:0] for delaying
luma/chroma
LTA and CTA values
determined automatically
CVBS mode
CTA[2:0] = 011b
S-Video mode
CTA[2:0] = 101b
YPrPb mode
CTA[2:0] = 110b
AUTO_PDC_EN. Automatically
programs the LTA/CTA values so
that luma and chroma are aligned at
the output for all modes of
operation.
1
0
No Swapping
SWPC. Allows the Cr and Cb samples
to be swapped.
1
Swap the Cr and Cb O/P
samples
Update once per video
line
Update once per field
See
Swap_CR_CB_WB,
Addr 0x89
0x2B
0
PW_UPD. Peak white update
determines the rate of gain.
1
Peak white must be
enabled. See
LAGC[2:0]
Reserved
CKE. Color kill enable allows the
color kill function to be switched on
and off.
0
1
1
0
0
0
0
Set to default
Color kill disabled
Color kill enabled
For SECAM color kill,
threshold is set at
8%
See CKILLTHR[2:0]
Use CMG[11:0]
Based on color burst
Use LMG[11:0]
Blank level to sync
tip
0x2C
Misc Gain
Control
Reserved
CAGC[1:0]. Chroma automatic gain
control selects the basic mode of
operation for the AGC in the chroma
path.
1
0
0
0
0
0
1
1
1
0
0
1
1
0
1
0
1
Set to default
Manual fixed gain
Use luma gain for chroma
Automatic gain
Freeze chroma gain
Set to 1
Manual fixed gain
AGC no override through
peak white. Man IRE
control.
AGC auto-override
through peak white. Man
IRE control.
AGC no override through
peak white. Auto IRE
control.
AGC auto-override through
peak white. Auto IRE
control.
AGC active video with
peak white
AGC active video with
average video
Freeze gain
Set to 1
Reserved
LAGC[2:0]. Luma automatic gain
control selects the mode of
operation for the gain control in the
luma path.
0
1
0
Blank level to sync
tip
0
1
1
Blank level to sync
tip
1
0
0
Blank level to sync
tip
1
0
1
1
1
0
1
1
1
1
AGC Mode
Control
Reserved
相關PDF資料
PDF描述
ADV7181BST Multiformat SDTV Video Decoder
ADV7183B Multiformat SDTV Video Decoder
ADV7183BBSTZ Multiformat SDTV Video Decoder
ADV7183BKSTZ Multiformat SDTV Video Decoder
ADV7183KST Advanced Video Decoder with 10-Bit ADC and Component Input Support
相關代理商/技術參數
參數描述
ADV7181BCPZ 制造商:Analog Devices 功能描述:
ADV7181BST 制造商:Analog Devices 功能描述:Video Decoder 3ADC 9-Bit 64-Pin LQFP 制造商:Rochester Electronics LLC 功能描述:9-BIT BIT NTSC/PAL/SECAM VIDEO DECODER - Bulk 制造商:Analog Devices 功能描述:IC VIDEO ENCODER
ADV7181C 制造商:AD 制造商全稱:Analog Devices 功能描述:10-Bit, Integrated, Multiformat SDTV Video Decoder and RGB Graphics Digitizer
ADV7181CBCPZ 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述:
ADV7181CBCPZ-REEL 制造商:AD 制造商全稱:Analog Devices 功能描述:10-Bit, Integrated, Multiformat SDTV Video Decoder and RGB Graphics Digitizer
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