ADV7181BCP Analog Devices Inc, ADV7181BCP Datasheet - Page 58
ADV7181BCP
Manufacturer Part Number
ADV7181BCP
Description
IC VIDEO DECODER NTSC 64-LFCSP
Manufacturer
Analog Devices Inc
Type
Video Decoderr
Specifications of ADV7181BCP
Applications
Recorders, Set-Top Boxes
Voltage - Supply, Analog
3.15 V ~ 3.45 V
Voltage - Supply, Digital
1.65 V ~ 2 V
Mounting Type
Surface Mount
Package / Case
64-LFCSP
Adc/dac Resolution
9b
Screening Level
Industrial
Package Type
LFCSP EP
Pin Count
64
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With
EVAL-ADV7181BEB - BOARD EVALUATION FOR ADV7181
Lead Free Status / RoHS Status
Compliant, Contains lead / RoHS non-compliant
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ADV7181
PAL CCAP Data
Half-Byte output mode is selected by setting CDECAD = 0,
full-byte output mode is selected by setting CDECAD = 1.
See the GDECAD Gemstar Decode Ancillary Data Format,
Address 0x4C [0] section. Table 157 and Table 158 list the
bytes of the data packet.
Table 157. PAL CCAP Data, Half-Byte Mode
Byte
0
1
2
3
4
5
6
7
8
9
10
Table 158. PAL CCAP Data, Full-Byte Mode
Byte
0
1
2
3
4
5
6
7
8
9
10
D[9]
0
1
1
0
!EP
!EP
!EP
!EP
!EP
!EP
!CS[8]
D[9]
0
1
1
0
!EP
!EP
1
1
!CS[8]
D[8]
0
1
1
1
EP
EP
EP
EP
EP
EP
CS[8]
D[8]
0
1
1
1
EP
EP
0
0
CS[8]
D[7]
0
1
1
0
EF
0
0
0
CS[7]
0
1
1
0
0
0
0
0
D[7]
EF
0
CS[7]
D[6]
0
1
1
1
0
0
0
0
CS[6]
CCAP word1[7:0]
CCAP word2[7:0]
D[6]
0
1
1
1
0
0
0
0
0
0
CS[6]
D[5]
0
1
1
0
1
0
0
0
CS[5]
D[5]
0
1
1
0
1
0
CS[5]
Rev. B | Page 58 of 104
D[4]
0
1
1
0
0
0
0
0
CS[4]
D[4]
0
1
1
0
0
0
CS[4]
CCAP word1[7:4]
CCAP word1[3:0]
CCAP word2[7:4]
CCAP word2[3:0]
0
1
1
0
1
0
0
0
CS[3]
D[3]
D[3]
0
1
1
0
1
0
CS[3]
Notes
•
•
PAL closed caption data is sliced from Lines 22 and 335.
The corresponding enable bits have to be set.
See the GDECEL[15:0] Gemstar Decoding Even Lines,
Address 0x48 [7:0]; Address 0x49 [7:0] and GDECOL[15:0]
Gemstar Decoding Odd Lines, Address 0x4A [7:0];
Address 0x4B [7:0] sections.
D[2]
0
1
1
0
0
1
0
0
CS[2]
D[2]
0
1
1
0
0
1
CS[2]
D[1]
0
1
1
0
0
0
0
0
0
0
CS[1]
D[1]
0
1
1
0
0
0
0
0
0
0
CS[1]
D[0]
0
1
1
0
0
0
0
0
0
0
CS[0]
D[0]
0
1
1
0
0
0
0
0
0
0
CS[0]
Fixed preamble
Fixed preamble
Fixed preamble
User data-words
User data-words
UDW padding 200h
UDW padding 200h
Checksum
Description
DID
SDID
Data Count
Description
Fixed preamble
Fixed preamble
Fixed preamble
DID
SDID
Data count
User data-words
User data-words
User data-words
User data-words
Checksum
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