LP5891 datasheet(2/74 Pages) TI

2 / 74 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.............................................6

6.6 Timing Requirements..................................................9

6.7 Switching Characteristics............................................9

6.8 Typical Characteristics.............................................. 10

7 Detailed Description......................................................12

7.1 Overview................................................................... 12

7.2 Functional Block Diagram......................................... 12

7.3 Feature Description...................................................13

7.4 Device Functional Modes..........................................25

7.5 Continuous Clock Series Interface............................25

7.6 PWM Grayscale Control........................................... 31

7.7 Register Maps...........................................................34

8 Application and Implementation.................................. 49

8.1 Application Information............................................. 49

8.2 Typical Application.................................................... 49

9 Power Supply Recommendations................................57

10 Layout...........................................................................58

10.1 Layout Guidelines................................................... 58

10.2 Layout Example...................................................... 58

11 Device and Documentation Support..........................62

11.1 Documentation Support ......................................... 62

11.2 Receiving Notification of Documentation Updates.. 62

11.3 Support Resources................................................. 62

11.4 Trademarks............................................................. 62

11.5 Electrostatic Discharge Caution.............................. 62

11.6 Glossary.................................................................. 62

12 Mechanical, Packaging, and Orderable

Information.................................................................... 63

4 Revision History

Changes from Revision * (March 2022) to Revision A (May 2022)

Page

• First public release..............................................................................................................................................1

• Updated the Stackable Mode section............................................................................................................... 13

• Updated Figure 7-8 ..........................................................................................................................................18

• Changed several field bits in the FC0 register table and Fields Description table............................................35

• Changed the name COLOR_R/G/B to LG_COLOR_R/G/B in the FC2 register table for better understanding...

• Changed the name of bit 7 to bit 0 in the FC3 register table for better understanding..................................... 41

• Deleted some words in the SCAN_REV field description.................................................................................43

LP5891

SLDS269A – MARCH 2022 – REVISED MAY 2022

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