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參數資料
型號: ADV7180
廠商: Analog Devices, Inc.
英文描述: 10-Bit, 4 x Oversampling SDTV Video Decoder
中文描述: 10位,4個采樣標清視頻解碼器
文件頁數: 65/112頁
文件大?。?/td> 1320K
代理商: ADV7180
ADV7180
Each data packet starts immediately after the EAV code of the
preceding line. Figure 47 and Table 82 show the overall
structure of the data packet.
Entries within the packet are as follows:
Fixed preamble sequence of 0x00, 0xFF, and 0xFF.
Data identification word (DID). The value for the DID
marking a Gemstar or CCAP data packet is 0x140 (10-bit
value).
Secondary data identification word (SDID), which contains
information about the video line from which data was
retrieved, whether the Gemstar transmission was of 1× or
2× format, and whether it was retrieved from an even or
odd field.
Rev. A | Page 65 of 112
Data count byte, giving the number of user data-words that
follow.
User data section.
Optional padding to ensure that the length of the user
data-word section of a packet is a multiple of 4 bytes
(requirement as set in ITU-R BT.1364).
Checksum byte.
Table 82 lists the values within a generic data packet that is
output by the ADV7180 in 8-bit format.
0
00
FF
FF
DID
SDID
DATA
COUNT
USER DATA
OPTIONAL PADDING
BYTES
CHECK
SUM
SECONDARY DATA IDENTIFICATION
PREAMBLE FOR ANCILLARY DATA
DATA IDENTIFICATION
USER DATA (4 OR 8 WORDS)
Figure 47. Gemstar and CCAP Embedded Data Packet (Generic)
Table 82. Generic Data Output Packet
Byte
D[9]
0
0
1
1
2
1
3
0
4
EP
5
EP
6
EP
7
EP
8
EP
9
EP
10
EP
11
EP
12
EP
13
EP
14
CS[8]
D[8]
0
1
1
1
EP
EP
EP
EP
EP
EP
EP
EP
EP
EP
CS[8]
D[7]
0
1
1
0
EF
0
0
0
0
0
0
0
0
0
CS[7]
D[6]
0
1
1
1
2X
0
0
0
0
0
0
0
0
0
CS[6]
D[5]
0
1
1
0
D[4]
0
1
1
0
D[3]
0
1
1
0
D[2]
0
1
1
0
D[1]
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
D[0]
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
Description
Fixed preamble
Fixed preamble
Fixed preamble
DID
SDID
Data count (DC)
User data-words
User data-words
User data-words
User data-words
User data-words
User data-words
User data-words
User data-words
Checksum
line[3:0]
0
0
DC[1]
DC[0]
word1[7:4]
word1[3:0]
word2[7:4]
word2[3:0]
word3[7:4]
word3[3:0]
word4[7:4]
word4[3:0]
CS[4]
CS[5]
CS[3]
CS[2]
Table 83. Data Byte Allocation
Raw Information Bytes
Retrieved from the Video Line
1
4
1
4
0
2
0
2
User Data-Words
(Including Padding)
8
4
4
4
GDECAD
0
1
0
1
Padding Bytes
0
0
0
2
DC[1:0]
10
01
01
01
相關PDF資料
PDF描述
ADV7180BCPZ 10-Bit, 4 x Oversampling SDTV Video Decoder
ADV7180BSTZ 10-Bit, 4 x Oversampling SDTV Video Decoder
ADV7181 Multiformat SDTV Video Decoder
ADV7181B Multiformat SDTV Video Decoder
ADV7181BBCPZ Multiformat SDTV Video Decoder
相關代理商/技術參數
參數描述
ADV7180_12 制造商:AD 制造商全稱:Analog Devices 功能描述:10-Bit, 4?? Oversampling SDTV Video Decoder
ADV7180BCP32Z 制造商:Analog Devices 功能描述:10-BIT, 4? OVERSAMPLING SDTV VIDEO DECODER - Trays
ADV7180BCP32Z-RL 制造商:Analog Devices 功能描述:IC
ADV7180BCPZ 功能描述:IC VIDEO DECODER SDTV 40-LFCSP RoHS:是 類別:集成電路 (IC) >> 線性 - 視頻處理 系列:- 標準包裝:250 系列:- 類型:電平移位器 應用:LCD 電視機/監控器 安裝類型:表面貼裝 封裝/外殼:28-WFQFN 裸露焊盤 供應商設備封裝:28-WQFN(4x4)裸露焊盤 包裝:帶卷 (TR) 其它名稱:296-32523-2TPS65198RUYT-ND
ADV7180BCPZ 制造商:Analog Devices 功能描述:IC VIDEO DECODER 10BIT 57.27MSPS LFCSP40
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