ADAQ4003

Data Sheet

Rev. 0 | Page 2 of 35

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications .................................................................. 6

Absolute Maximum Ratings ........................................................... 8

Thermal Resistance...................................................................... 8

Electrostatic Discharge (ESD) Ratings...................................... 8

ESD Caution.................................................................................. 8

Pin Configuration and Function Descriptions ............................ 9

Typical Performance Characteristics........................................... 11

Terminology.................................................................................... 17

Theory of Operation ...................................................................... 18

Circuit Information ................................................................... 18

Transfer Functions..................................................................... 18

Applications Information.............................................................. 19

Typical Application Diagrams.................................................. 19

Analog Inputs ............................................................................. 21

Ease of Drive Features ............................................................... 21

Voltage Reference Input............................................................ 23

Power Supply (Power Tree)...................................................... 23

Digital Interface.......................................................................... 23

Register Read and Write Functionality................................... 24

Status Word ................................................................................ 26

CS Mode, 3-Wire Turbo Mode................................................ 27

CS Mode, 3-Wire Without Busy Indicator............................. 28

CS Mode, 3-Wire with Busy Indicator.................................... 29

CS Mode, 4-Wire Turbo Mode................................................ 30

CS Mode, 4-Wire Without Busy Indicator............................. 31

CS Mode, 4-Wire with Busy Indicator.................................... 32

Daisy-Chain Mode..................................................................... 33

Layout Guidelines ...................................................................... 34

Outline Dimensions....................................................................... 35

Ordering Guide .......................................................................... 35

REVISION HISTORY

9/2020—Revision 0: Initial Version