ADS1018

SBAS526C – NOVEMBER 2012 – REVISED NOVEMBER 2015

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Table of Contents

8.4

Device Functional Modes........................................ 15

1

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

8.5

Programming........................................................... 16

2

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

8.6

Register Maps ......................................................... 19

3

Description ............................................................. 1

9

Application and Implementation ........................ 21

4

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

9.1

Application Information............................................ 21

5

Device Comparison Table..................................... 4

9.2

Typical Application ................................................. 26

6

Pin Configuration and Functions ......................... 4

10

Power-Supply Recommendations ..................... 29

7

Specifications......................................................... 5

10.1

Power-Supply Sequencing.................................... 29

7.1

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

10.2

Power-Supply Decoupling..................................... 29

7.2

ESD Ratings.............................................................. 5

11

Layout................................................................... 30

7.3

Recommended Operating Conditions ....................... 5

11.1

Layout Guidelines ................................................. 30

7.4

Thermal Information .................................................. 5

11.2

Layout Example .................................................... 31

7.5

Electrical Characteristics........................................... 6

12

Device and Documentation Support ................. 32

7.6

Timing Requirements: Serial Interface...................... 8

12.1

Documentation Support ........................................ 32

7.7

Switching Characteristics: Serial Interface................ 8

12.2

Community Resources.......................................... 32

7.8

Typical Characteristics .............................................. 9

12.3

Trademarks ........................................................... 32

8

Detailed Description ............................................ 10

12.4

Electrostatic Discharge Caution ............................ 32

8.1

Overview ................................................................. 10

12.5

Glossary ................................................................ 32

8.2

Functional Block Diagram ....................................... 10

13

Mechanical, Packaging, and Orderable

8.3

Feature Description................................................. 11

Information ........................................................... 32

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision B (October 2013) to Revision C

Page

•

Added ESD Ratings table, Feature Description section, Noise Performance section, Device Functional Modes

section, Application and Implementation section, Power Supply Recommendations section, Layout section, Device

and Documentation Support section, and Mechanical, Packaging, and Orderable Information section .............................. 1

•

Changed title, Description section, Features section, and block diagram on front page ....................................................... 1

•

Changed title from Product Family to Device Comparison Table and deleted Package Designator column ........................ 4

•

Updated descriptions and changed name of I/O column in Pin Configurations and Functions table .................................... 4

•

•

Added Differential input impedance specification in Electrical Characteristics ...................................................................... 6

•

Changed Condition statement in Timing Requirements: Serial Interface ............................................................................. 8

•

•

•

Deleted Figure 7, Noise Plot................................................................................................................................................... 9

•

Updated Overview section and deleted "Gain = 2/3, 1, 2, 4, 8, or 16" from Functional Block Diagram ............................. 10

•

Updated Analog Inputs section............................................................................................................................................. 12

•

Updated Full-Scale Range (FSR) and LSB Size section ..................................................................................................... 13

•

Updated Reset and Power Up section ................................................................................................................................. 15

•

Updated 32-Bit Data Transmission Cycle section ................................................................................................................ 18

•

Updated Register Maps section ........................................................................................................................................... 19

•

Updated Application Information section .............................................................................................................................. 21

•

Updated Figure 21 ................................................................................................................................................................ 24

•

Deleted Thermocouple Measurement With Cold Junction Temperature section, and moved Figure 23 to Typical

Application section................................................................................................................................................................ 26

2

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