AD8132 データシートの表示（PDF） - Analog Devices

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AD8132

Low Cost, High Speed Differential Amplifier

Analog Devices 

AD8132

TABLE OF CONTENTS

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

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

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

Connection Diagram ....................................................................... 1

Revision History ........................................................................... 3

Specifications..................................................................................... 4

±DIN to ±OUT Specifications...................................................... 4

VOCM to ±OUT Specifications ..................................................... 5

±DIN to ±OUT Specifications...................................................... 6

VOCM to ±OUT Specifications ..................................................... 7

±DIN to ±OUT Specifications...................................................... 8

VOCM to ±OUT Specifications ..................................................... 8

Absolute Maximum Ratings............................................................ 9

Thermal Resistance ...................................................................... 9

Maximum Power Dissipation ..................................................... 9

ESD Caution.................................................................................. 9

Pin Configuration and Function Descriptions........................... 10

Typical Performance Characteristics ........................................... 11

Test Circuits..................................................................................... 20

Operational Description................................................................ 21

Definition of Terms .................................................................... 21

Basic Circuit Operation ............................................................. 21

Theory of Operation ...................................................................... 22

General Usage of the AD8132 .................................................. 22

Differential Amplifier Without Resistors (High Input

Impedance Inverting Amplifier) .............................................. 22

Other β2 = 1 Circuits ................................................................. 23

Varying β2 ................................................................................... 23

β1 = 0............................................................................................ 23

Estimating the Output Noise Voltage ...................................... 23

Calculating Input Impedance of the Application Circuit ..... 24

Input Common-Mode Voltage Range in Single-Supply

Applications ................................................................................ 24

Setting the Output Common-Mode Voltage .......................... 24

Driving a Capacitive Load......................................................... 24

Open-Loop Gain and Phase ..................................................... 24

Layout, Grounding, and Bypassing.............................................. 25

Circuits......................................................................................... 25

Applications Information .............................................................. 26

Analog-to-Digital Driver .......................................................... 26

Balanced Cable Driver ............................................................... 26

Transmit Equalizer ..................................................................... 27

Low-Pass Differential Filter ...................................................... 27

High Common-Mode Output Impedance Amplifier ........... 28

Full-Wave Rectifier .................................................................... 29

Automotive Products ................................................................. 29

Outline Dimensions ....................................................................... 30

Ordering Guide .......................................................................... 30

Rev. I | Page 2 of 32

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