AD8148ACPZ-R7(Rev0) 查看數據表（PDF） - Analog Devices

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AD8148ACPZ-R7
(Rev.:Rev0)

Triple Differential Driver for Wideband Video

Analog Devices 

AD8146/AD8147/AD8148

TABLE OF CONTENTS

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

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

Functional Block Diagrams............................................................. 1

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

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

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

Absolute Maximum Ratings............................................................ 7

Thermal Resistance ...................................................................... 7

ESD Caution.................................................................................. 7

Pin Configuration and Function Descriptions............................. 8

Typical Performance Characteristics ........................................... 10

Theory of Operation ...................................................................... 14

Definition of Terms.................................................................... 14

Analyzing an Application Circuit............................................. 14

Closed-Loop Gain ...................................................................... 14

Calculating the Input Impedance............................................. 15

REVISION HISTORY

5/07—Revision 0: Initial Version

Input Common-Mode Voltage Range in Single-Supply

Applications ................................................................................ 15

Output Common-Mode Control ............................................. 15

Sync-On Common-Mode ......................................................... 15

Applications..................................................................................... 16

Driving RGB Video Signals Over Category-5 UTP Cable.... 16

Video Sync-On Common-Mode.............................................. 16

Driving Two UTP Cables With One Driver ........................... 18

Using the AD8146 as a Receiver............................................... 18

Output Pull-Down (OPD) ........................................................ 19

Layout and Power Supply Decoupling Considerations......... 19

Driving a Capacitive Load......................................................... 19

Adding Pre-Emphasis to the AD8148 ..................................... 20

Exposed Paddle (EP).................................................................. 21

Outline Dimensions ....................................................................... 22

Ordering Guide .......................................................................... 22

Rev. 0 | Page 2 of 24

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