參數(shù)資料
型號(hào)： TMC22053AKHC
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi)： 顏色信號(hào)轉(zhuǎn)換
英文描述： Multistandard Digital Video Decoder Three-Line Adaptive Comb Decoder Family, 8 & 10 bit
中文描述： COLOR SIGNAL DECODER, PQFP100
封裝： MQFP-100
文件頁(yè)數(shù)： 2/84頁(yè)
文件大小： 417K
代理商： TMC22053AKHC
TMC22x5yA
PRODUCT SPECIFICATION
2
REV. 1.0.0 2/4/03
Table of Contents
Features......................................................................1
Applications ...............................................................1
Description .................................................................1
Block Diagram............................................................1
Contents .....................................................................2
List of Tables and Figures ........................................3
General Description...................................................4
Input Processor...............................................................4
Adaptive Comb Filter.....................................................4
Output Processor............................................................5
Parallel and Serial Microprocessor Interfaces................5
Pin Assignments........................................................5
Pin Descriptions.........................................................6
Control Register Map.................................................8
Control Register Definitions ...................................11
Decoder Introduction...............................................40
YC Separation..............................................................40
Comb Filter Architecture for YC Separation...............41
YC Line-Based Comb Filters.......................................42
D1 Line-Based Comb Filters .......................................42
NTSC Frame and Field Based Decoders ...............42
Composite Frame-Based Comb Filters........................42
Composite Field-Based Comb Filters..........................42
PAL Field Comb Decoders......................................42
Composite PAL Field Comb Filters.............................42
The TMC22x5yA Comb Filter Architecture............43
TMC22x5yA Functional Description.......................44
Input Processor.............................................................44
Bandsplit Filter (BSF)..................................................44
Comb Filter Input.........................................................45
Adaptive Comb Filter...................................................47
Comb Fails................................................................49
Comb Fail Detection....................................................49
Generation of the Comb Fail Signals.....................50
Luma Error Signals......................................................50
Hue and Saturation Error Signals.................................50
Picture Correlation.......................................................50
Adapting the Comb Filter ............................................50
XLUT...........................................................................51
Digital Burst Locked Loop ..........................................53
Color Kill Counter .......................................................53
PAL Color Frame Bit...................................................55
Hue Control..................................................................55
System Monitoring of the Burst Loop Error................55
Clamp Circuit.............................................................. 55
Pedestal Removal........................................................ 55
Clamp Generator ......................................................... 55
Luma Notch Filter....................................................... 56
Matrix.......................................................................... 56
Programmable U Scalar............................................... 56
Programmable V Scalar............................................... 56
Programmable Y Scalar............................................... 56
Programmable MS Scalar............................................ 56
Fixed (B-Y) and (R-Y) Scalars ................................... 56
Y Offset....................................................................... 57
Matrix Limiters............................................................ 57
Examples of Output Matrix Operation........................ 57
Simple Luma Color Correction................................... 58
C
B
C
R
MSB Inversion ................................................. 58
Output Rounding......................................................... 58
Output Formats............................................................ 58
Decimating C
B
C
R
Data............................................... 58
Multiplexed YC
B
C
R
Output (TRS Words Inserted)... 58
YC Outputs.................................................................. 58
The LDV Clock........................................................... 58
Sync Pulse Generator .............................................59
Internal Field and Line Numbering Scheme ............... 59
Timing Parameters ..................................................61
Subcarrier Programming ............................................. 61
Horizontal Timing....................................................... 61
Horizontal and Vertical Timing Parameters................ 61
Vertical Blanking ........................................................ 62
VINDO Operation....................................................... 65
Video Measurement.................................................65
Pixel Grab.................................................................... 65
Composite Line Grab .................................................. 67
Parallel Microprocessor Interface ............................... 67
Serial Control Port (R-Bus)......................................... 68
Equivalent Circuits and Threshold Levels ............71
Absolute Maximum Ratings....................................72
Operating Conditions..............................................73
Electrical Characteristics........................................75
Switching Characteristics.......................................76
System Performance Characteristics....................76
Programming Examples..........................................77
Programming Worksheet........................................81
Related Products .....................................................82
Ordering Information...............................................84
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