參數(shù)資料
型號： ADV7183BKSTZ
廠商： Analog Devices Inc
文件頁數(shù)： 76/100頁
文件大?。?/td> 0K
描述： IC VIDEO DECODER NTSC 80-LQFP
產(chǎn)品培訓(xùn)模塊： Interfacing AV Converters to Blackfin Processors
標(biāo)準(zhǔn)包裝： 1
類型： 視頻解碼器
應(yīng)用： 投影儀，錄音機(jī)，安全
電壓 - 電源，模擬： 3.15 V ~ 3.45 V
電壓 - 電源，數(shù)字： 1.65 V ~ 2 V
安裝類型： 表面貼裝
封裝/外殼： 80-LQFP
供應(yīng)商設(shè)備封裝： 80-LQFP（14x14）
包裝： 托盤
產(chǎn)品目錄頁面： 788 (CN2011-ZH PDF)
ADV7183B
Rev. B | Page 77 of 100
Bits
Subaddress
Register
Bit Description
7
6
5
4
3
2
1
0
Comments
Notes
0
No delay.
1
0
Luma 1 clk (37 ns)
delayed.
1
0
Luma 2 clk (74 ns) early.
LTA[1:0]. Luma timing adjust allows
the user to specify a timing
difference between chroma and
luma samples.
1
Luma 1 clk (37 ns) early.
CVBS mode
LTA[1:0] = 00b;
S-Video mode
LTA[1:0]= 01b,
YPrPb mode
LTA[1:0] = 01b.
Reserved
0
Set to zero.
0
Not valid setting.
0
1
Chroma + 2 pixels (early).
0
1
0
Chroma + 1 pixel (early).
0
1
No delay.
1
0
Chroma 1 pixel (late).
1
0
1
Chroma 2 pixels (late).
1
0
Chroma 3 pixels (late).
CTA[2:0]. Chroma timing adjust
allows a specified timing difference
between the luma and chroma
samples.
1
Not valid setting.
CVBS mode
CTA[2:0] = 011b.
S-Video mode
CTA[2:0] = 101b.
YPrPb mode
CTA[2:0] = 110b.
0
Use values in LTA[1:0] and
CTA[2:0] for delaying
luma/chroma.
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
LTA and CTA values
determined
automatically.
0
No swapping.
0x27
Pixel Delay
Control
SWPC. Allows the Cr and Cb samples
to be swapped.
1
Swap the Cr and Cb O/P
samples.
0x2B
0
Update once per video
line.
PW_UPD. Peak white update
determines the rate of gain.
1
Update once per field.
Peak white must be
enabled. See
268H
LAGC[2:0]
Luma Automatic Gain
Control,
Address 0x2C[7:0]
Reserved
1
0
Set to default.
0
Color kill disabled.
CKE. Color kill enable allows the
color kill function to be switched on
and off.
1
Color kill enabled.
For SECAM color kill,
threshold is set at 8%.
See CKILLTHR[2:0].
Misc Gain
Control
Reserved
1
Set to default.
0
Manual fixed gain.
Use CMG[11:0].
0
1
Use luma gain for
chroma.
1
0
Automatic gain.
Based on color burst.
CAGC[1:0]. Chroma automatic gain
control selects the basic mode of
operation for the AGC in the chroma
path.
1
Freeze chroma gain.
Reserved
1
Set to 1.
0
Manual fixed gain.
Use LMG[11:0].
0
1
AGC Peak white
algorithm off.
Blank level to sync tip.
0
1
0
AGC Peak white
algorithm on.
Blank level to sync tip.
0
1
Reserved
1
0
Reserved.
1
0
1
Reserved
1
0
Reserved.
LAGC[2:0]. Luma automatic gain
control selects the mode of
operation for the gain control in the
luma path.
1
Freeze gain.
0x2C
AGC Mode
Control
Reserved
1
Set to 1.
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