AD4000

Data Sheet

Rev. 0 | Page 2 of 32

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications .................................................................. 5

Absolute Maximum Ratings............................................................ 7

Thermal Resistance ...................................................................... 7

ESD Caution.................................................................................. 7

Pin Configurations and Function Descriptions ........................... 8

Terminology ...................................................................................... 9

Typical Performance Characteristics ........................................... 10

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

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

Converter Operation.................................................................. 14

Transfer Functions...................................................................... 15

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

Typical Application Diagrams .................................................. 16

Analog Inputs.............................................................................. 17

Driver Amplifier Choice ........................................................... 18

Ease of Drive Features ............................................................... 18

Voltage Reference Input ............................................................ 20

Power Supply............................................................................... 20

Digital Interface.......................................................................... 20

Register Read/Write Functionality........................................... 21

Status Word ................................................................................. 23

CS Mode, 3-Wire Turbo Mode................................................. 24

CS Mode, 3-Wire Without Busy Indicator ............................. 25

CS Mode, 3-Wire with Busy Indicator .................................... 26

CS Mode, 4-Wire Turbo Mode................................................. 27

CS Mode, 4-Wire Without Busy Indicator ............................. 28

CS Mode, 4-Wire with Busy Indicator .................................... 29

Daisy-Chain Mode..................................................................... 30

Layout Guidelines....................................................................... 31

Evaluating the AD4000 Performance ...................................... 31

Outline Dimensions....................................................................... 32

Ordering Guide .......................................................................... 32

REVISION HISTORY

10/2016—Revision 0: Initial Version