AD9380SLASHPCB datasheet(2/60 Pages) AD

2 / 60 page

AD9380

Rev. 0 | Page 2 of 60

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

Functional Block Diagram .............................................................. 1

General Description ......................................................................... 1

Specifications..................................................................................... 3

Analog Interface Electrical Characteristics............................... 3

Digital Interface Electrical Characteristics ............................... 4

Absolute Maximum Ratings............................................................ 6

Explanation of Test Levels ........................................................... 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Design Guide................................................................................... 12

General Description................................................................... 12

Digital Inputs .............................................................................. 12

Analog Input Signal Handling.................................................. 12

HSYNC and VSYNC Inputs...................................................... 12

Serial Control Port ..................................................................... 12

Output Signal Handling............................................................. 12

Clamping ..................................................................................... 12

Timing.......................................................................................... 16

HDMI Receiver........................................................................... 20

DE Generator .............................................................................. 20

4:4:4 to 4:2:2 Filter ...................................................................... 20

Audio PLL Setup......................................................................... 21

Audio Board Level Muting........................................................ 21

Timing Diagrams........................................................................ 22

2-Wire Serial Register Map ........................................................... 23

2-Wire Serial Control Register DetailS........................................ 37

Chip Identification ..................................................................... 37

PLL Divider Control .................................................................. 37

Clock Generator Control .......................................................... 37

Input Gain ................................................................................... 38

Input Offset ................................................................................. 38

Sync .............................................................................................. 39

Coast and Clamp Controls........................................................ 39

Status of Detected Signals ......................................................... 39

Polarity Status ............................................................................. 40

BT656 Generation ...................................................................... 44

Macrovision................................................................................. 45

Color Space Conversion ............................................................ 46

2-Wire Serial Control Port ............................................................ 53

Data Transfer via Serial Interface............................................. 53

Serial Interface Read/Write Examples ..................................... 54

PCB Layout Recommendations.................................................... 55

Analog Interface Inputs ............................................................. 55

Power Supply Bypassing ............................................................ 55

PLL ............................................................................................... 55

Outputs (Both Data and Clocks).............................................. 56

Digital Inputs .............................................................................. 56

Color Space Converter (CSC) Common Settings...................... 57

Outline Dimensions ....................................................................... 59

Ordering Guide .......................................................................... 59

REVISION HISTORY

10/05—Revision 0: Initial Version

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