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ECHIP

EC6696 Datasheet Preview

EC6696 Datasheet

4-Chanel WD1(960H)/D1 Video Decoders and Audio Codecs

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EC6696
4-Channel WD1(960H)/D1 Video Decoders and Audio
Codecs
For Security Surveillance Application
Preliminary Data Sheet from ECHIP, Inc
Disclaimer
This document provides technical information for the user. ECHIP Inc, reserves the right to modify
the information in this document as necessary. The customer should make sure that they have the most
recent data sheet version. ECHIP Inc. holds no responsibility for any errors that may appear in this
document. Customers should take appropriate action to ensure their use of the products does not
infringe upon any patents. ECHIP Inc. respects valid patent rights of third parties and does not infringe
upon of assist to others to infringe upon such rights.




ECHIP

EC6696 Datasheet Preview

EC6696 Datasheet

4-Chanel WD1(960H)/D1 Video Decoders and Audio Codecs

No Preview Available !

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
1


Part Number EC6696
Description 4-Chanel WD1(960H)/D1 Video Decoders and Audio Codecs
Maker ECHIP
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