AD8657

Rev. A | Page 2 of 24

TABLE OF CONTENTS

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

 

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

 

Pin Configuration............................................................................. 1

 

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

 

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

 

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

 

Electrical Characteristics—2.7 V Operation ............................ 3

 

Electrical Characteristics—10 V Operation ............................. 4

 

Electrical Characteristics—18 V Operation ............................. 5

 

Absolute Maximum Ratings............................................................ 6

 

Thermal Resistance ...................................................................... 6

 

ESD Caution.................................................................................. 6

 

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

 

Applications Information .............................................................. 17

 

Input Stage................................................................................... 17

 

Output Stage................................................................................ 17

 

Rail to Rail ................................................................................... 18

 

Resistive Load ............................................................................. 18

 

Comparator Operation.............................................................. 19

 

EMI Rejection Ratio .................................................................. 20

 

4 mA to 20 mA Process Control Current Loop

Transmitter.................................................................................. 20

 

Outline Dimensions ....................................................................... 21

 

Ordering Guide .......................................................................... 21

 

REVISION HISTORY

3/11—Rev. 0 to Rev. A

Added LFCSP Package Information ........................... Throughout

Added Figure 2, Renumbered Subsequent Figures ...................1

Changes to Table 2, Introductory Text; Input Characteristics,

Offset Voltage and Common-Mode Rejection Ratio Test

Conditions/Comments; and Dynamic Performance, Phase

Margin Values ................................................................................... 3

Changes to Table 3, Introductory Text; Input Characteristics,

Offset Voltage and Common-Mode Rejection Ratio Test

Conditions/Comments .................................................................... 4

Changes to Table 4, Introductory Text; Input Characteristics,

Offset Voltage and Common-Mode Rejection Ratio Test

Conditions/Comments .................................................................... 5

Changes to Thermal Resistance Section and Table 5................... 6

Updated Outline Dimensions ....................................................... 21

Changes to Ordering Guide .......................................................... 21

1/11—Revision 0: Initial Version