AD8531/AD8532/AD8534

Rev. F | Page 2 of 20

TABLE OF CONTENTS

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

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

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

Pin Configurations ........................................................................... 1

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

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

Electrical Characteristics............................................................. 3

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

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

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

Typical Performance Characteristics ............................................. 6

Theory of Operation ...................................................................... 11

Short-Circuit Protection............................................................ 11

Power Dissipation....................................................................... 11

Power Calculations for Varying or Unknown Loads............. 12

Calculating Power by Measuring Ambient and Case

Temperature ................................................................................ 12

Calculating Power by Measuring Supply Current ................. 12

Input Overvoltage Protection ................................................... 12

Output Phase Reversal............................................................... 13

Capacitive Load Drive ............................................................... 13

Applications Information .............................................................. 14

High Output Current, Buffered Reference/Regulator........... 14

Single-Supply, Balanced Line Driver ....................................... 14

Single-Supply Headphone Amplifier....................................... 15

Single-Supply, 2-Way Loudspeaker Crossover Network....... 15

Direct Access Arrangement for Telephone Line Interface ... 16

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

Ordering Guide .......................................................................... 20

REVISION HISTORY

1/08—Rev. E to Rev. F

Changes to Layout ............................................................................ 5

Changes to Figure 12 and Figure 13............................................... 7

Changes to Figure 38...................................................................... 11

Changes to Input Overvoltage Protection Section..................... 12

Changes to Figure 43...................................................................... 14

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

Changes to Ordering Guide .......................................................... 20

4/05—Rev. D to Rev. E

Updated Format..................................................................Universal

Changes to Pin Configurations....................................................... 1

Changes to Table 4............................................................................ 5

Updated Outline Dimensions ....................................................... 18

Changes to Ordering Guide .......................................................... 19

10/02—Rev. C to Rev. D

Deleted 8-Lead PDIP (N-8) .............................................. Universal

Deleted 14-Lead PDIP (N-14) .......................................... Universal

Edits to Figure 34...............................................................................9

Updated Outline Dimensions ........................................................15

8/96—Revision 0: Initial Version