參數(shù)資料
型號(hào): ADV7183BKSTZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 54/100頁(yè)
文件大小: 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(yè)面: 788 (CN2011-ZH PDF)
ADV7183B
Rev. B | Page 57 of 100
Table 75. PAL Line Enable Bits and Corresponding Line
Numbering
Line[3:0]
Line Number
(ITU-R BT.470)
Enable Bit
Comment
12
8
GDECOL[0]
Not valid
13
9
GDECOL[1]
Not valid
14
10
GDECOL[2]
Not valid
15
11
GDECOL[3]
Not valid
0
12
GDECOL[4]
Not valid
1
13
GDECOL[5]
Not valid
2
14
GDECOL[6]
Not valid
3
15
GDECOL[7]
Not valid
4
16
GDECOL[8]
Not valid
5
17
GDECOL[9]
Not valid
6
18
GDECOL[10]
Not valid
7
19
GDECOL[11]
Not valid
8
20
GDECOL[12]
Not valid
9
21
GDECOL[13]
Not valid
10
22
GDECOL[14]
Closed caption
11
23
GDECOL[15]
Not valid
12
321 (8)
GDECEL[0]
Not valid
13
322 (9)
GDECEL[1]
Not valid
14
323 (10)
GDECEL[2]
Not valid
15
324 (11)
GDECEL[3]
Not valid
0
325 (12)
GDECEL[4]
Not valid
1
326 (13)
GDECEL[5]
Not valid
2
327 (14)
GDECEL[6]
Not valid
3
328 (15)
GDECEL[7]
Not valid
4
329 (16)
GDECEL[8]
Not valid
5
330 (17)
GDECEL[9]
Not valid
6
331 (18)
GDECEL[10]
Not valid
7
332 (19)
GDECEL[11]
Not valid
8
333 (20)
GDECEL[12]
Not valid
9
334 (21)
GDECEL[13]
Not valid
10
335 (22)
GDECEL[14]
Closed caption
11
336 (23)
GDECEL[15]
Not valid
IF Compensation Filter
IF FILTSEL[2:0] IF Filter Select Address 0xF8[2:0]
The IF FILTSEL[2:0] register allows the user to compensate for
SAW filter characteristics on a composite input as observed on
tuner outputs.
250H
Figure 36 and
251H
Figure 37 show IF filter
compensation for NTSC and PAL.
The options for this feature are as follows:
Bypass mode (default)
NTSC—consists of three filter characteristics
PAL—consists of three filter characteristics
FREQUENCY (MHz)
2.0
4.0
3.5
3.0
2.5
5.0
4.5
–12
–10
–8
–6
–4
–2
0
2
4
6
A
M
PLITU
D
E
(
d
B
)
04997-036
Figure 36. NTSC IF Compensation Filter Responses
FREQUENCY (MHz)
3.0
5.0
4.5
4.0
3.5
6.0
5.5
–8
–6
–4
–2
0
2
4
6
AMP
LITUDE
(dB)
04997-037
Figure 37. PAL IF Compensation Filter Responses
See
252H
Table 86 for programming details.
I
P
2
P
C Interrupt System
The ADV7183B has a comprehensive interrupt register set. This
map is located in Register Access Page 2. See
253H
Table 84 for details
of the interrupt register map.
How to access this map is described in
254H
Figure 38.
COMMON I2C SPACE
ADDRESS 0x00
≥ 0x3F
ADDRESS 0x0E BIT 6, 5 = 00b
ADDRESS 0x0E BIT 6, 5 = 01b
I2C SPACE
REGISTER ACCESS PAGE 1
ADDRESS 0x40
≥ 0xFF
NORMAL REGISTER SPACE
I2C SPACE
REGISTER ACCESS PAGE 2
ADDRESS 0x40
≥ 0x4C
INTERRUPT REGISTER SPACE
04997-038
Figure 38. Register Access —Page 1 and Page 2
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