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ADV7175 Datasheet(PDF) 34 Page - Analog Devices

Part # ADV7175
Description  Integrated Digital CCIR-601 YCrCb to PAL/NTSC Video Encoder
PDF  36 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADV7175 Datasheet(HTML) 34 Page - Analog Devices

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ADV7175/ADV7176
REV. A
–34–
INDEX
Contents
Page No.
GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . 1
ADV7175/ADV7176 SPECIFICATIONS . . . . . . . . . . . . . . 2
TIMING SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . 3
ABSOLUTE MAXIMUM RATINGS . . . . . . . . . . . . . . . . . 4
ORDERING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
PIN DESCRIPTION/PIN CONFIGURATION . . . . . . . . . 5
DATA PATH DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . 6
INTERNAL FILTER RESPONSE . . . . . . . . . . . . . . . . . . . 6
COLOR BAR GENERATION . . . . . . . . . . . . . . . . . . . . . . 8
SQUARE PIXEL MODE . . . . . . . . . . . . . . . . . . . . . . . . . . 8
COLOR SIGNAL CONTROL . . . . . . . . . . . . . . . . . . . . . . 8
BURST SIGNAL CONTROL . . . . . . . . . . . . . . . . . . . . . . 8
NTSC PEDESTAL CONTROL . . . . . . . . . . . . . . . . . . . . . 8
SUBCARRIER RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
REAL TIME CONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . 8
PIXEL TIMING DESCRIPTION . . . . . . . . . . . . . . . . . . . 8
VIDEO TIMING DESCRIPTION . . . . . . . . . . . . . . . . . . . 8
Timing Mode 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Timing Mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Timing Mode 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Timing Mode 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
OUTPUT VIDEO TIMING . . . . . . . . . . . . . . . . . . . . . . . 15
POWER-ON RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
MPU PORT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . 16
Contents
Page No.
REGISTER ACCESSES . . . . . . . . . . . . . . . . . . . . . . . . . . 17
REGISTER PROGRAMMING . . . . . . . . . . . . . . . . . . . . 17
Subaddress Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Mode Register 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Mode Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Subcarrier Frequency Registers . . . . . . . . . . . . . . . . . . . 19
Subcarrier Phase Register . . . . . . . . . . . . . . . . . . . . . . . . 19
Timing Register 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Closed Captioning Extended Data Registers 1-0 . . . . . . 20
Closed Captioning Data Registers 1-0 . . . . . . . . . . . . . . 20
Timing Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Mode Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
NTSC Pedestal Control Registers 3-0 . . . . . . . . . . . . . . 21
APPENDIX 1. BOARD DESIGN AND LAYOUT
CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 22
APPENDIX 2. CLOSED CAPTIONING . . . . . . . . . . . . 24
APPENDIX 3. VIDEO WAVEFORMS . . . . . . . . . . . . . . 25
APPENDIX 4. REGISTER VALUES . . . . . . . . . . . . . . . 28
APPENDIX 5. OUTPUT FILTER . . . . . . . . . . . . . . . . . 29
APPENDIX 6. OUTPUT WAVEFORMS . . . . . . . . . . . . 30
OUTLINE DIMENSIONS . . . . . . . . . . . . . . . . . . . . . . . . 35



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