AD4002 datasheet(2/39 Pages) AD

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AD4002/AD4006/AD4010

Data Sheet

Rev. A | Page 2 of 39

TABLE OF CONTENTS

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

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

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

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

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

Specifications..................................................................................... 4

Timing Specifications .................................................................. 7

Absolute Maximum Ratings............................................................ 9

Thermal Resistance ...................................................................... 9

ESD Caution.................................................................................. 9

Pin Configurations and Function Descriptions ......................... 10

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

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

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

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

Converter Operation.................................................................. 19

Transfer Functions...................................................................... 19

Applications Information .............................................................. 20

Typical Application Diagrams .................................................. 20

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

Driver Amplifier Choice ........................................................... 22

Ease of Drive Features ............................................................... 23

Voltage Reference Input ............................................................ 24

Power Supply............................................................................... 25

Digital Interface.......................................................................... 25

Status Bits .................................................................................... 29

CS Mode, 3-Wire Turbo Mode................................................. 30

CS Mode, 3-Wire Without Busy Indicator ............................. 31

CS Mode, 3-Wire with Busy Indicator .................................... 32

CS Mode, 4-Wire Turbo Mode................................................. 33

CS Mode, 4-Wire Without Busy Indicator ............................. 34

CS Mode, 4-Wire with Busy Indicator .................................... 35

Daisy-Chain Mode ..................................................................... 36

Layout Guidelines....................................................................... 37

Evaluating the AD4002/AD4006/AD4010 Performance ........ 37

Outline Dimensions ....................................................................... 38

Ordering Guide .......................................................................... 39

REVISION HISTORY

2/2021—Rev. 0 to Rev. A

Changes to Features Section, General Description Section, and

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

Changes to Specifications Section and Table 1............................. 4

Deleted Figure 2; Renumbered Sequentially................................. 6

Changes to Timing Specifications Section.................................... 7

Added Note 1 to Table 2; Renumbered Sequentially ................... 7

Added Note 1, Table 3 ...................................................................... 8

Changes to Thermal Resistance Section........................................ 9

Changes to Table 7.......................................................................... 10

Changes to Typical Performance Characteristics Section......... 11

Changes to Circuit Information Section and Table 8 ................ 18

Changes to Typical Application Diagrams Section.................... 20

Changes to Input Overvoltage Clamp Circuit Section .............. 21

Changes to Table 10 and Driver Amplifier Choice Section...... 22

Changes to Multiplexed Applications Section, Input Span

Compression Section, and High-Z Mode Section ..................... 23

Deleted Table 12.............................................................................. 24

Changes to Figure 45, Figure 46, Long Acquisition Phase

Section, and Voltage Reference Input Section ............................ 24

Deleted Table 14.............................................................................. 25

Changes to Digital Interface Section ........................................... 25

Added Configuration Register Details Section and Serial Clock

Frequency Requirements Section................................................. 25

Added Table 12 and Table 13; Renumbered Sequentially......... 26

Changes to Register Read/Write Functionality Section and

Figure 47 .......................................................................................... 27

Changes to Figure 48...................................................................... 28

Changed Status Word Section to Status Bits Section................. 29

Changes to Status Bits Section, Table 15, and Figure 50 ........... 29

Changes to CS Mode, 3-Wire Turbo Mode Section, Figure 51,

and Figure 52 Caption ................................................................... 30

Changes to CS Mode, 3-Wire Without Busy Indicator Section,

Figure 53, and Figure 54 Caption................................................. 31

Changes to CS Mode, 3-Wire With Busy Indicator Section,

Figure 55, and Figure 56 ................................................................ 32

Changes to CS Mode, 4-Wire Turbo Mode Section, Figure 57,

and Figure 58 Caption ................................................................... 33

Changes to CS Mode, 4-Wire Without Busy Indicator Section

and Figure 60 Caption ................................................................... 34

Changes to CS Mode, 4-Wire With Busy Indicator Section and

Figure 62 .......................................................................................... 35

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