參數(shù)資料
型號(hào)： ADV7181BST
廠商： ANALOG DEVICES INC
元件分類： 顏色信號(hào)轉(zhuǎn)換
英文描述： Multiformat SDTV Video Decoder
中文描述： COLOR SIGNAL DECODER, PQFP64
封裝： LEAD FREE, MS-026BCD, LQFP-64
文件頁數(shù)： 77/96頁
文件大?。?/td> 873K
代理商： ADV7181BST
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(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
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ADV7181CBSTZ 功能描述:IC VIDEO DECODER SDTV RGB 64LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 編碼器，解碼器，轉(zhuǎn)換器 系列:- 產(chǎn)品變化通告:Development Systems Discontinuation 26/Apr/2011 標(biāo)準(zhǔn)包裝:1 系列:- 類型:編碼器 應(yīng)用:DVB-S.2 系統(tǒng) 電壓 - 電源，模擬:- 電壓 - 電源，數(shù)字:- 安裝類型:- 封裝/外殼:模塊 供應(yīng)商設(shè)備封裝:模塊 包裝:散裝 其它名稱:Q4645799
ADV7181CBSTZ-REEL 功能描述:IC VIDEO DECODER SDTV RGB 64LQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 編碼器，解碼器，轉(zhuǎn)換器 系列:- 產(chǎn)品變化通告:Development Systems Discontinuation 26/Apr/2011 標(biāo)準(zhǔn)包裝:1 系列:- 類型:編碼器 應(yīng)用:DVB-S.2 系統(tǒng) 電壓 - 電源，模擬:- 電壓 - 電源，數(shù)字:- 安裝類型:- 封裝/外殼:模塊 供應(yīng)商設(shè)備封裝:模塊 包裝:散裝 其它名稱:Q4645799
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