AD8122ACPZ Просмотр технического описания (PDF) - Analog Devices

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AD8122ACPZ

Triple Differential Receiver with 300 Meter Adjustable Line Equalization

Analog Devices 

AD8122

TABLE OF CONTENTS

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

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

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

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

Revision History ............................................................................... 2

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

Absolute Maximum Ratings............................................................ 5

Thermal Resistance ...................................................................... 5

Maximum Power Dissipation ..................................................... 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 8

Theory of Operation ...................................................................... 12

Adjustable Control Voltages...................................................... 12

Differential Inputs ...................................................................... 12

Outputs ........................................................................................ 12

REVISION HISTORY

7/12—Revision 0: Initial Version

Data Sheet

On-Chip Comparators .............................................................. 12

Input Single-Ended Voltage Range Considerations .............. 12

Applications Information .............................................................. 13

Basic Operation .......................................................................... 13

Input Overdrive Recovery and Protection.............................. 13

Comparator Applications .......................................................... 13

Sync Pulse Extraction Using Comparators ............................. 14

Using the VPEAK, VGAIN, VFILTER, and VOFFSET Inputs ................. 15

Using the COAX/UTP Selector................................................ 15

Driving High Impedance Capacitive Loads ........................... 15

Driving 75 Ω Cable with the AD8122 ..................................... 15

Layout and Power Supply Decoupling Considerations......... 15

Input Common-Mode Range ................................................... 15

Power-Down ............................................................................... 16

Outline Dimensions ....................................................................... 17

Ordering Guide .......................................................................... 17

Rev. 0 | Page 2 of 20

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