AD8370

Rev. A | Page 2 of 28

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

Pin Configuration and Function Descriptions............................. 6

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

Theory of Operation ...................................................................... 13

Block Architecture...................................................................... 13

Preamplifier................................................................................. 13

Transconductance Stage ............................................................ 13

Output Amplifier........................................................................ 14

Digital Interface and Timing .................................................... 14

Applications..................................................................................... 15

Basic Connections...................................................................... 15

Gain Codes.................................................................................. 15

Power-Up Feature....................................................................... 15

Choosing Between Gain Ranges .............................................. 16

Layout and Operating Considerations .................................... 16

Package Considerations............................................................. 17

Single-Ended-to-Differential Conversion............................... 17

DC-Coupled Operation............................................................. 18

ADC Interfacing ......................................................................... 19

3 V Operation ............................................................................. 20

Evaluation Board and Software .................................................... 22

Appendix ......................................................................................... 25

Characterization Equipment..................................................... 25

Composite Waveform Assumption.......................................... 25

Definitions of Selected Parameters .......................................... 25

Outline Dimensions ....................................................................... 28

Ordering Guide .......................................................................... 28

REVISION HISTORY

7/05—Rev. 0 to Rev. A

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

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

Changes to Figure 11 and Figure 15............................................... 8

Added Figure 12; Renumbered Sequentially ................................ 8

Added Figure 16; Renumbered Sequentially ................................ 9

Changes to Evaluation Board and Software Section.................. 22

Changes to Figure 60...................................................................... 23

Updated Outline Dimensions ....................................................... 28

Changes to Ordering Guide .......................................................... 28

1/04—Revision 0: Initial Version