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ADAS3022BCPZ

16-Bit, 1 MSPS, 8-Channel, Data Acquisition System

Analog Devices 

ADAS3022

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

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

Pin Configuration and Function Descriptions........................... 10

Typical Performance Characteristics ........................................... 12

Terminology .................................................................................... 22

Theory of Operation ...................................................................... 24

Overview...................................................................................... 24

Operation..................................................................................... 24

Transfer Function ....................................................................... 25

REVISION HISTORY

8/2018—Rev. C to Rev. D

Added LQFP Package.................................................... Throughout

Changes to Table 1............................................................................ 5

Changes to Table 3............................................................................ 7

Changes to Figure 5, Figure 5 Caption, and Table 5 .................. 11

Added Figure 6; Renumbered Sequentially and Table 6;

Renumbered Sequentially.............................................................. 13

Changed ADAS3022 Operation Section to Operation Section ..... 25

Changes to Operation Section ...................................................... 25

Updated Outline Dimensions ....................................................... 43

Changes to Ordering Guide .......................................................... 43

2/2014—Rev. B to Rev. C

Change to Figure 49 ....................................................................... 19

Change to Figure 54 ....................................................................... 24

Change to Table 7 ........................................................................... 25

Changes to Power-Down Mode Section...................................... 30

Added On Demand Conversion Mode Section and Table 12;

Renumbered Sequentially.............................................................. 37

Change to Table 13 ......................................................................... 37

Change to JEDEC Note, Figure 75 ............................................... 40

Data Sheet

Typical Application Connection Diagram.............................. 26

Analog Inputs.............................................................................. 27

Voltage Reference Output/Input .............................................. 30

Power Supply............................................................................... 31

Conversion Modes ..................................................................... 32

Digital Interface .............................................................................. 33

Conversion Control ................................................................... 33

Reset and Power-Down (PD) Inputs ....................................... 33

Serial Data Interface................................................................... 34

General Considerations............................................................. 35

General Timing........................................................................... 36

Configuration Register .............................................................. 38

On Demand Conversion Mode ................................................ 39

Channel Sequencer Details ....................................................... 39

Outline Dimensions ....................................................................... 42

Ordering Guide .......................................................................... 42

4/2013—Rev. A to Rev. B

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

Added Input Impedance of 500 MΩ Min, Table 2........................3

1/2013—Rev. 0 to Rev. A

Removed Endnote 3 and Added TA = 25°C to Gain Error Test

Conditions/Comments, Table 2.......................................................3

Changes to REF1 and REF2 Description .................................... 11

Added Figure 25 to Figure 28; Renumbered Sequentially ........ 15

Changes to Figure 29...................................................................... 15

Added Figure 30 ............................................................................. 16

Changes to Figure 33, Figure 34, and Figure 35 ......................... 16

Changes to Figure 36 and Figure 37 ............................................ 17

Changes to Figure 50...................................................................... 19

Changes to Figure 54...................................................................... 24

Changes to Figure 56...................................................................... 25

Changes to Figure 57, Figure 58, Figure 59, and Figure 60....... 26

Changes to Voltage Reference Output/Input Section, Figure 62,

and Figure 63................................................................................... 28

Changes to Core Supplies Section................................................ 29

11/2012—Revision 0: Initial Version

Rev. D | Page 2 of 42

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