ADV7183BBSTZ Analog Devices Inc, ADV7183BBSTZ Datasheet - Page 83

• Manufacturer Part Number: ADV7183BBSTZ
• Description: IC,TV/VIDEO CIRCUIT,Color Decoder Circuit,CMOS,QFP,80PIN,PLASTIC
• Manufacturer: Analog Devices Inc
• Type: Video Decoderr

Specifications of ADV7183BBSTZ

• Applications: Projectors, Recorders, Security
• Voltage - Supply, Analog: 3.15 V ~ 3.45 V
• Voltage - Supply, Digital: 1.65 V ~ 2 V
• Mounting Type: Surface Mount
• Package / Case: 80-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Subaddress
0x97
0x98
0x99
0x9A
0x9B
0x9C
0x9D
0xB2
Register
CGMS2
(Read Only)
CGMS3
(Read Only)
CCAP1
(Read Only)
CCAP2
(Read Only)
Letterbox 1
(Read Only)
Letterbox 2
(Read Only)
Letterbox 3
(Read Only)
CRC
Enable
Write
Register
Bit Description
CGMS2[7:0]
CGMS data register.
CGMS3[7:0]
CGMS data register.
CCAP1[7:0]
Closed caption data register.
CCAP2[7:0]
Closed caption data register.
LB_LCT[7:0]
Letterbox data register.
LB_LCM[7:0]
Letterbox data register.
LB_LCB[7:0]
Letterbox data register.
Reserved.
CRC_ENABLE. Enable CRC checksum
decoded from CGMS packet to
validate CGMSD.
Reserved
Rev. B | Page 83 of 100
7 6
x x
x x
x x
x x
x x
x x
x x
0 0
5
x
x
x
x
x
x
x
0
4
x
x
x
x
x
x
x
1
Bits
3
x
x
x
x
x
x
x
1
2
x
x
x
x
x
x
x
0
1
1
x
x
x
x
x
x
x
0
x
x
x
x
x
x
0
x
0
CCAP1[7] contains parity
CCAP2[7] contains parity
Reports the number of
Reports the number of
Reports the number of
Comments
CGMS3[7:4] are
undetermined.
bit for byte 0.
bit for byte 0.
black lines detected at
the top of active video.
black lines detected in
the bottom half of
active video if subtitles
are detected.
black lines detected at
the bottom of active
video.
Set as default.
Turn off CRC check.
CGMSD goes high with
valid checksum.
Set as default.
Notes
This feature examines
the active video at the
start and at the end of
each field. It enables
format detection even
if the video is not
accompanied by a
CGMS or WSS
sequence.
ADV7183B