ADA4898-1/ADA4898-2

Data Sheet

Rev. D | Page 2 of 20

TABLE OF CONTENTS

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

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

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

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

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

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

±15 V Supply................................................................................. 3

±5 V Supply................................................................................... 4

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

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

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

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

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

Typical Performance Characteristics ............................................. 7

Test Circuits..................................................................................... 13

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

PD (Power-Down) Pin for the ADA4898-1............................ 14

0.1 Hz to 10 Hz Noise ................................................................ 14

Applications Information .............................................................. 15

Higher Feedback Resistor Gain Operation............................. 15

Recommended Values for Various Gains................................ 15

Noise ............................................................................................ 16

Circuit Considerations .............................................................. 16

PCB Layout ................................................................................. 16

Power Supply Bypassing............................................................ 16

Grounding................................................................................... 16

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

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

REVISION HISTORY

5/12—Rev. C to Rev. D

Changes to Figure 2 Caption........................................................... 1

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

Changes to Ordering Guide .......................................................... 17

2/10—Rev. B to Rev. C

Added ADA4898-2........................................................ Throughout

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

Changes to Table 1............................................................................ 3

Changes to Table 2............................................................................ 4

Changes to Figure 38, Figure 40, Figure 41................................. 14

Changes to Figure 46...................................................................... 15

Changes to Figure 47...................................................................... 16

Changes to PCB Layout Section ................................................... 17

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

6/09—Rev. A to Rev. B

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

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

Changes to Figure 29 and Figure 31............................................. 11

Added Figure 32 ............................................................................. 12

Added Figure 41 ............................................................................. 13

Changes to PD (Power-Down) Pin Section................................ 14

Added Table 6 ................................................................................. 14

Changes to Figure 45...................................................................... 15

8/08—Rev. 0 to Rev. A

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

Changes to Table 5.............................................................................6

Changes to Figure 17.........................................................................9

Changes to Figure 28...................................................................... 10

Changes to Figure 29 and Figure 32 ............................................ 11

Added 0.1 Hz to 10 Hz Noise Section.......................................... 14

Added Figure 42 and Figure 43; Renumbered Sequentially ..... 14

Changes to Grounding Section..................................................... 16

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

5/08—Revision 0: Initial Release