ADC3581IRSBT datasheet(2/85 Pages) TI

2 / 85 page

Table of Contents

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

2 Applications..................................................................... 1

3 Description.......................................................................1

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

5 Pin Configuration and Functions...................................3

6 Specifications.................................................................. 5

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

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

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

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

6.5 Electrical Characteristics - Power Consumption......... 6

6.6 Electrical Characteristics - DC Specifications............. 7

6.7 Electrical Characteristics - AC Specifications............. 9

6.8 Timing Requirements................................................12

6.9 Typical Characteristics - ADC3581........................... 14

6.10 Typical Characteristics - ADC3582......................... 17

6.11 Typical Characteristics - ADC3583......................... 21

7 Parameter Measurement Information.......................... 26

8 Detailed Description......................................................28

8.1 Overview................................................................... 28

8.2 Functional Block Diagram......................................... 28

8.3 Feature Description...................................................29

8.4 Device Functional Modes..........................................50

8.5 Programming............................................................ 51

8.6 Register Map.............................................................53

9 Application Information Disclaimer............................. 69

9.1 Typical Application.................................................... 69

9.2 Initialization Set Up................................................... 72

9.3 Power Supply Recommendations.............................73

9.4 Layout....................................................................... 74

10 Device and Documentation Support..........................76

10.1 Receiving Notification of Documentation Updates..76

10.2 Support Resources................................................. 76

10.3 Trademarks.............................................................76

10.4 Electrostatic Discharge Caution..............................76

10.5 Glossary..................................................................76

11 Mechanical, Packaging, and Orderable

Information.................................................................... 76

4 Revision History

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

Changes from Revision * (February 2021) to Revision A (October 2022)

Page

• Changed ADC3581 and ADC3582 from Product Preview to Production data................................................... 1

• Added the Typical Characteristics - ADC3581 graphs......................................................................................14

• Added the Typical Characteristics - ADC3582 graphs......................................................................................17

• Changed Sample N+1 position in Figure 7-2 and Figure 7-3 .......................................................................... 26

• Added GND symbol to REFGND pin for all voltage reference option diagrams...............................................34

• Added the Output Bit Mapper section...............................................................................................................46

• Added Table 8-11 .............................................................................................................................................51

• Changed Figure 9-6 diagram with correct indexing ......................................................................................... 72

ADC3581, ADC3582, ADC3583

SBAS873A – FEBRUARY 2021 – REVISED OCTOBER 2022

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