ADV7181BST Analog Devices Inc, ADV7181BST Datasheet - Page 2
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ADV7181BST
Manufacturer Part Number
ADV7181BST
Description
IC VIDEO DECODER SDTV 64-LQFP
Manufacturer
Analog Devices Inc
Type
Video Decoderr
Specifications of ADV7181BST
Rohs Status
RoHS non-compliant
Applications
Recorders, Set-Top Boxes
Voltage - Supply, Analog
3.15 V ~ 3.45 V
Voltage - Supply, Digital
1.65 V ~ 2 V
Mounting Type
Surface Mount
Package / Case
64-LQFP
Adc/dac Resolution
9b
Screening Level
Industrial
Package Type
LQFP
Pin Count
64
For Use With
EVAL-ADV7181BEB - BOARD EVALUATION FOR ADV7181
Lead Free Status / RoHS Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADV7181BST
Manufacturer:
ADI/亚德诺
Quantity:
20 000
ADV7181B
TABLE OF CONTENTS
Introduction ...................................................................................... 4
Functional Block Diagram .............................................................. 5
Specifications..................................................................................... 6
Absolute Maximum Ratings.......................................................... 10
Pin Configuration and Function Descriptions........................... 11
Analog Front End ........................................................................... 13
Global Control Registers ............................................................... 15
Global Status Registers................................................................... 18
Standard Definition Processor (SDP).......................................... 19
Analog Front End ......................................................................... 4
Standard Definition Processor ................................................... 4
Electrical Characteristics............................................................. 6
Video Specifications..................................................................... 7
Timing Specifications .................................................................. 8
Analog Specifications................................................................... 8
Thermal Specifications ................................................................ 9
Timing Diagrams.......................................................................... 9
ESD Caution................................................................................ 10
Analog Input Muxing ................................................................ 13
Power-Save Modes...................................................................... 15
Reset Control .............................................................................. 15
Global Pin Control ..................................................................... 16
Identification............................................................................... 18
Status 1 ......................................................................................... 18
Autodetection Result.................................................................. 18
Status 2 ......................................................................................... 18
Status 3 ......................................................................................... 18
SD Luma Path ............................................................................. 19
SD Chroma Path......................................................................... 19
Sync Processing........................................................................... 20
VBI Data Recovery..................................................................... 20
Rev. B | Page 2 of 100
Pixel Port Configuration ............................................................... 59
MPU Port Description................................................................... 60
I
I
PCB Layout Recommendations.................................................... 95
2
2
C Register Maps ........................................................................... 62
C Programming Examples.......................................................... 88
General Setup.............................................................................. 20
Color Controls ............................................................................ 22
Clamp Operation........................................................................ 24
Luma Filter .................................................................................. 25
Chroma Filter.............................................................................. 28
Gain Operation........................................................................... 29
Chroma Transient Improvement (CTI) .................................. 32
Digital Noise Reduction (DNR) ............................................... 33
Comb Filters................................................................................ 33
AV Code Insertion and Controls ............................................. 36
Synchronization Output Signals............................................... 38
Sync Processing .......................................................................... 46
VBI Data Decode ....................................................................... 46
Register Accesses ........................................................................ 61
Register Programming............................................................... 61
I
I
Examples for 28 MHz Clock..................................................... 88
Examples for 27 MHz Clock..................................................... 92
Analog Interface Inputs ............................................................. 95
Power Supply Decoupling ......................................................... 95
PLL ............................................................................................... 95
Digital Outputs (Both Data and Clocks) ................................ 95
Digital Inputs .............................................................................. 96
Antialiasing Filters ..................................................................... 96
Crystal Load Capacitor Value Selection.................................. 96
2
2
C Sequencer.............................................................................. 61
C Register Map Details ........................................................... 67