AD620 데이터 시트보기 (PDF) - Analog Devices

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AD620

Low Cost Low Power Instrumentation Amplifier

Analog Devices 

AD620

TABLE OF CONTENTS

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

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

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

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

Theory of Operation .......................................................................12

Gain Selection..............................................................................15

Input and Output Offset Voltage ..............................................15

Reference Terminal .....................................................................15

Input Protection ..........................................................................15

REVISION HISTORY

7/11—Rev. G to Rev. H

Deleted Figure 3.................................................................................1

Added Table 1 ....................................................................................1

Moved Figure 2 ..................................................................................1

Added ESD Input Diodes to Simplified Schematic ....................12

Changes to Input Protection Section............................................15

Added Figure 41; Renumbered Sequentially ...............................15

Changes to AD620ACHIPS Information Section ......................18

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

12/04—Rev. F to Rev. G

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

Change to Features............................................................................1

Change to Product Description.......................................................1

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

Added Metallization Photograph....................................................4

Replaced Figure 4-Figure 6 ..............................................................6

Replaced Figure 15 ............................................................................7

Replaced Figure 33 ..........................................................................10

Replaced Figure 34 and Figure 35.................................................10

Replaced Figure 37 ..........................................................................10

Changes to Table 3 ..........................................................................13

Changes to Figure 41 and Figure 42 .............................................14

Changes to Figure 43 ......................................................................15

Change to Figure 44 ........................................................................17

RF Interference............................................................................15

Common-Mode Rejection.........................................................16

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

Ground Returns for Input Bias Currents.................................17

AD620ACHIPS Information .........................................................18

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

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

Changes to Input Protection section ............................................15

Deleted Figure 9 ..............................................................................15

Changes to RF Interference section..............................................15

Edit to Ground Returns for Input Bias Currents section...........17

Added AD620CHIPS to Ordering Guide ....................................19

7/03—Data Sheet Changed from Rev. E to Rev. F

Edit to FEATURES............................................................................1

Changes to SPECIFICATIONS .......................................................2

Removed AD620CHIPS from ORDERING GUIDE ...................4

Removed METALLIZATION PHOTOGRAPH...........................4

Replaced TPCs 1–3 ...........................................................................5

Replaced TPC 12 ...............................................................................6

Replaced TPC 30 ...............................................................................9

Replaced TPCs 31 and 32...............................................................10

Replaced Figure 4 ............................................................................10

Changes to Table I...........................................................................11

Changes to Figures 6 and 7 ............................................................12

Changes to Figure 8 ........................................................................13

Edited INPUT PROTECTION section........................................13

Added new Figure 9........................................................................13

Changes to RF INTERFACE section ............................................14

Edit to GROUND RETURNS FOR INPUT BIAS CURRENTS

section...............................................................................................15

Updated OUTLINE DIMENSIONS .............................................16

Rev. H | Page 2 of 20

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