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TVP5158 Datasheet Preview

TVP5158 Datasheet

Four-Channel NTSC/PAL Video Decoder

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TVP5158, TVP5157, TVP5156
Four-Channel NTSC/PAL Video Decoders
With Independent Scalers, Noise Reduction, Auto
Contrast, and Flexible Output Formatter for Security and
Other Multi-Channel Video Applications
Data Manual
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Literature Number: SLES243G
July 2009 – Revised April 2013




etcTI

TVP5158 Datasheet Preview

TVP5158 Datasheet

Four-Channel NTSC/PAL Video Decoder

No Preview Available !

TVP5158, TVP5157, TVP5156
www.ti.com
SLES243G – JULY 2009 – REVISED APRIL 2013
Contents
1 Introduction ........................................................................................................................ 8
1.1 Features ...................................................................................................................... 8
1.2 Applications .................................................................................................................. 9
1.3 Description ................................................................................................................... 9
1.4 Related Products ............................................................................................................ 9
1.5 Trademarks ................................................................................................................ 10
1.6 Document Conventions ................................................................................................... 10
1.7 Ordering Information ...................................................................................................... 10
1.8 Functional Block Diagram ................................................................................................ 11
2 Terminal Assignments ....................................................................................................... 12
2.1 Pinout ....................................................................................................................... 12
3 Functional Description ....................................................................................................... 15
3.1 Analog Video Processing and A/D Converters ........................................................................ 15
3.1.1 Analog Video Input ............................................................................................. 15
3.1.2 Analog Video Input Clamping ................................................................................. 16
3.1.3 A/D Converter ................................................................................................... 16
3.2 Digital Video Processing .................................................................................................. 16
3.2.1 2x Decimation Filter ............................................................................................ 16
3.2.2 Automatic Gain Control ........................................................................................ 16
3.2.3 Composite Processor .......................................................................................... 16
3.2.3.1 Color Low-Pass Filter .............................................................................. 17
3.2.3.2 Y/C Separation ..................................................................................... 18
3.2.4 Luminance Processing ......................................................................................... 19
3.3 AVID Cropping ............................................................................................................. 20
3.4 Embedded Syncs .......................................................................................................... 20
3.5 Scaler ....................................................................................................................... 21
3.6 Noise Reduction ........................................................................................................... 21
3.7 Auto Contrast .............................................................................................................. 21
3.8 Output Formatter .......................................................................................................... 22
3.8.1 Non-Interleaved Mode ......................................................................................... 22
3.8.2 Pixel-Interleaved Mode ......................................................................................... 22
3.8.2.1 2-Ch Pixel-Interleaved Mode ..................................................................... 23
3.8.2.2 4-Ch Pixel-Interleaved Mode ..................................................................... 23
3.8.2.3 Metadata Insertion for Non-Interleave Mode and Pixel-Interleaved Mode ................. 24
3.8.3 Line-Interleaved Mode Support (TVP5158 only) ........................................................... 25
3.8.3.1 2-Ch Line-Interleaved Mode ...................................................................... 25
3.8.3.2 4-Ch Line-Interleaved Mode ...................................................................... 26
3.8.3.3 8-Ch Line-Interleaved Mode ...................................................................... 26
3.8.3.4 Hybrid Modes ....................................................................................... 28
3.8.3.5 Metadata Insertion for Line-Interleaved Mode ................................................. 28
3.9 Audio Sub-System (TVP5157 and TVP5158 Only) ................................................................... 31
3.9.1 Features ......................................................................................................... 31
3.9.2 Audio Sub-System Functional Diagram ..................................................................... 32
3.9.3 Serial Audio Interface .......................................................................................... 33
3.9.4 Analog Audio Input Clamping ................................................................................. 33
3.9.5 Audio Cascade Connection ................................................................................... 34
3.10 I2C Host Interface .......................................................................................................... 36
3.10.1 I2C Write Operation ............................................................................................. 37
3.10.2 I2C Read Operation ............................................................................................ 37
3.10.3 VBUS Access ................................................................................................... 39
3.11 Clock Circuits .............................................................................................................. 40
2
Contents
Copyright © 2009–2013, Texas Instruments Incorporated



Part Number TVP5158
Description Four-Channel NTSC/PAL Video Decoder
Maker etcTI
Total Page 3 Pages
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TVP5158 Datasheet PDF





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