Catalog
1. Introduction........................................................................................................................................... 2
1.1 Features........................................................................................................................................2
1.2 Block Diagram.............................................................................................................................3
1.3 Pin Diagram.................................................................................................................................4
1.4 Pin Description............................................................................................................................ 5
2. Function Description............................................................................................................................. 9
2.1 Video Input Formats.................................................................................................................... 9
2.2 Analog Frontend........................................................................................................................ 10
2.2.1 Decimation Filter............................................................................................................11
2.3 Automatic Gain Control and Clamping.................................................................................... 12
2.4 Sync Processing.........................................................................................................................12
2.5 Y/C Separation.......................................................................................................................... 13
2.6 Color Decoding......................................................................................................................... 14
2.6.1 Chrominance Demodulation.......................................................................................... 14
2.6.2 ACC (Automatic Color gain control).............................................................................14
2.7 Chrominance Processing........................................................................................................... 15
2.7.1 Chrominance Gain, Offset and Hue Adjustment........................................................... 15
2.7.2 CTI (Color Transient Improvement).............................................................................. 15
2.8 Luminance Processing...............................................................................................................15
2.9 Video Cropping......................................................................................................................... 16
2.10 Video Scaler.............................................................................................................................17
2.11 Output Format..........................................................................................................................18
2.11.1 ITU-R BT.656 Format.................................................................................................. 18
2.11.2 Two Channel ITU-R BT.656 Time-multiplexed Format with 54MHz........................ 19
2.11.3 Four Channel D1 Time-division-multiplexed Format with 108MHz..........................20
2.11.4 Output Enabling Act.....................................................................................................21
2.11.5 Video Output Channel Selection.................................................................................. 21
2.11.6 Extra Sync Output........................................................................................................ 21
2.12 Audio Codec............................................................................................................................ 22
2.12.1 Audio Clock Master/Slave mode................................................................................. 24
2.12.2 Audio Detection............................................................................................................24
2.12.3 Serial Audio Interface...................................................................................................25
2.12.4 Audio Clock Slave Mode Data Output Timing............................................................28
2.12.5 ACLKP/ASYNP Slave Mode Data Input Timing........................................................30
2.13 Host Interface.......................................................................................................................... 33
2.13.1 Serial Interface............................................................................................................. 33
2.13.2 Clock PLL.................................................................................................................... 33
3. Control Register...................................................................................................................................34
3.1 Video Registers Description......................................................................................................35
3.2 Audio Registers......................................................................................................................... 47
3.3 Format Registers........................................................................................................................61
4. Electrical Information..........................................................................................................................71
4.1 Recommended Operating Conditions....................................................................................... 71
4.2 DC Electrical Parameters.......................................................................................................... 72
4.3 Video Decoder Parameters 1..................................................................................................... 73
4.4 Video Decoder Parameters 2..................................................................................................... 74
4.4 Analog Audio Parameters..........................................................................................................75
4.5 Application Schematics............................................................................................................. 76
4.6 Package Dimension................................................................................................................... 77
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