DRV8711_15 Datasheet, PDF (2/44 Pages) Texas Instruments – DRV8711 Stepper Motor Controller IC

DRV8711
SLVSC40E – JUNE 2013 – REVISED MARCH 2015
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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........................................... 6
6.6 SPI Interface Timing Requirements .......................... 7
6.7 Indexer Timing Requirements................................... 7
6.8 Typical Characteristics .............................................. 9
7 Detailed Description ............................................ 10
7.1 Overview ................................................................. 10
7.2 Functional Block Diagram ....................................... 11
7.3 Feature Description................................................. 11
7.4 Device Functional Modes........................................ 24
7.5 Programming .......................................................... 24
7.6 Register Maps ........................................................ 25
8 Applications and Implementation ...................... 29
8.1 Application Information............................................ 29
8.2 Typical Application ................................................. 29
9 Power Supply Recommendations...................... 33
9.1 Bulk Capacitance .................................................... 33
10 Layout................................................................... 34
10.1 Layout Guidelines ................................................. 34
10.2 Layout Example .................................................... 35
11 Device and Documentation Support ................. 36
11.1 Documentation Support ........................................ 36
11.2 Trademarks ........................................................... 36
11.3 Electrostatic Discharge Caution ............................ 36
11.4 Glossary ................................................................ 36
12 Mechanical, Packaging, and Orderable
Information ........................................................... 36
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision D (January 2014) to Revision E
Page
• Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation
section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and
Mechanical, Packaging, and Orderable Information section ................................................................................................. 1
Changes from Revision C (December 2013) to Revision D
Page
• Changed STATUS Register bit descriptions 3 through 5 ..................................................................................................... 28
2
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