Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- FUNCTIONAL BLOCK DIAGRAM
- TABLE OF CONTENTS
- SPECIFICATIONS
- ABSOLUTE MAXIMUM RATINGS
- PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
- GENERAL DESCRIPTION
- TYPICAL PERFORMANCE CHARACTERISTICS
- FEATURES
- COLOR BAR GENERATION
- SQUARE PIXEL MODE
- COLOR SIGNAL CONTROL
- BURST SIGNAL CONTROL
- NTSC PEDESTAL CONTROL
- PIXEL TIMING DESCRIPTION
- SUBCARRIER RESET
- REAL-TIME CONTROL
- Video Timing Description
- Vertical Blanking Data Insertion
- Mode 0 (CCIR-656): Slave Option
- Mode 0 (CCIR-656): Master Option
- Mode 1: Slave Option HSYNC, BLANK, FIELD
- Mode 1: Master Option HSYNC, BLANK, FIELD
- Mode 2: Slave Option HSYNC, VSYNC, BLANK
- Mode 2: Master Option HSYNC, VSYNC, BLANK
- Mode 3: Master/Slave Option HSYNC, BLANK, FIELD
- POWER-ON RESET
- SCH PHASE MODE
- MPU PORT DESCRIPTION
- REGISTER ACCESSES
- REGISTER PROGRAMMING
- SUBADDRESS REGISTER (SR7–SR0)
- REGISTER SELECT (SR5–SR0)
- MODE REGISTER 1 (MR1)
- MODE REGISTER 2 (MR2)
- MODE REGISTER 3 (MR3)
- MODE REGISTER 4 (MR4)
- TIMING MODE REGISTER 0 (TR0)
- TIMING MODE REGISTER 1 (TR1)
- SUBCARRIER FREQUENCY REGISTERS 3–0
- SUBCARRIER PHASE REGISTER
- CLOSED CAPTIONING EVEN FIELD DATA REGISTERS 1–0
- CLOSED CAPTIONING ODD FIELD DATA REGISTERS 1–0
- NTSC PEDESTAL/PAL TELETEXT CONTROL REGISTERS 3–0
- TELETEXT REQUEST CONTROL REGISTER (TC07)
- CGMS_WSS REGISTER 0 (C/W0)
- CGMS_WSS REGISTER 1 (C/W1)
- CGMS_WSS REGISTER 2 (C/W2)
- APPENDIX 1—BOARD DESIGN AND LAYOUT CONSIDERATIONS
- APPENDIX 2—CLOSED CAPTIONING
- APPENDIX 3—COPY GENERATION MANAGEMENT SYSTEM (CGMS)
- APPENDIX 4—WIDE SCREEN SIGNALING (WSS)
- APPENDIX 5—TELETEXT
- APPENDIX 6—WAVEFORMS
- APPENDIX 7—OPTIONAL OUTPUT FILTER
- APPENDIX 8—RECOMMENDED REGISTER VALUES
- OUTLINE DIMENSIONS
ADV7174/ADV7179
Rev. B | Page 45 of 52
APPENDIX 6—WAVEFORMS
NTSC WAVEFORMS (WITH PEDESTAL)
130.8 IRE
100 IRE
7.5 IRE
0 IRE
–40 IRE
PEAK COMPOSITE
REF WHITE
SYNC LEVEL
BLANK LEVEL
1268.1mV
1048.4mV
387.6mV
334.2mV
48.3mV
714.2mV
BLACK LEVEL
02980-A-060
Figure 61. NTSC Composite Video Levels
100 IRE
7.5 IRE
0 IRE
–40 IRE
REF WHITE
SYNC LEVEL
BLANK LEVEL
1048.4mV
387.6mV
334.2mV
48.3mV
BLACK LEVEL
714.2mV
02980-A-061
Figure 62. NTSC Luma Video Levels
650mV
335.2mV
963.8mV
0mV
PEAK CHROMA
BLANK/BLACK LEVEL
286mV (p-p)
PEAK CHROMA
629.7mV (p-p)
02980-A-062
Figure 63. NTSC Chroma Video Levels
100 IRE
7.5 IRE
0 IRE
–
40 IRE
REF WHITE
SYNC LEVEL
BLANK LEVEL
1052.2mV
387.5mV
331.4mV
45.9mV
720.8mV
BLACK LEVEL
02980-A-063
Figure 64. NTSC RGB Video Levels