AD8276/AD8277

Rev. A | Page 2 of 20

TABLE OF CONTENTS

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

 

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

 

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

 

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

 

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

 

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

 

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

 

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

 

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

 

Short-Circuit Current .................................................................. 5

 

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

 

Pin Configurations and Function Descriptions ........................... 6

 

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

 

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

 

Circuit Information.................................................................... 14

 

Driving the AD8276/AD8277 .................................................. 14

 

Input Voltage Range................................................................... 14

 

Power Supplies ............................................................................ 15

 

Applications Information .............................................................. 16

 

Configurations............................................................................ 16

 

Differential Output .................................................................... 16

 

Current Source............................................................................ 17

 

Voltage and Current Monitoring.............................................. 17

 

Instrumentation Amplifier........................................................ 18

 

RTD .............................................................................................. 18

 

Outline Dimensions ....................................................................... 19

 

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

 

REVISION HISTORY

7/09—Rev. 0 to Rev. A

Added AD8277 ...................................................................Universal

Changes to Features Section............................................................ 1

Changes to General Description Section ...................................... 1

Added Figure 2; Renumbered Sequentially .................................. 1

Changes to Specifications Section .................................................. 3

Changes to Figure 3 and Table 5..................................................... 5

Added Figure 5 and Table 7; Renumbered Sequentially ............. 7

Changes to Figure 10........................................................................ 8

Changes to Figure 34...................................................................... 12

Added Figure 36.............................................................................. 13

Changes to Input Voltage Range Section .................................... 14

Changes to Power Supplies Section and Added Figure 40........ 15

Added to Figure 40......................................................................... 15

Changes to Differential Output Section ...................................... 16

Added Figure 47 and Changes to Current Source Section ....... 17

Added Voltage and Current Monitoring Section and Figure 49.....17

Moved Instrumentation Amplifier Section and Added RTD

Section........................................................................................................18

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

5/09—Revision 0: Initial Version