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PixArt Imaging Inc.

PCT1339 Product Datasheet

Multi-Touch Capacitive Touch Controller

PixArt Imaging Inc. http://www.pixart.com

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Version 1.0 |11 Apr 2016

Table of Contents

PCT1339 Multi-Touch Capacitive Touch Controller .................................................................................................................. 1

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

Key Features........................................................................................................................................................................ 1

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

Key Sensor Parameters ....................................................................................................................................................... 1

Ordering Information .......................................................................................................................................................... 1

List of Figures........................................................................................................................................................................... 3

List of Tables ............................................................................................................................................................................ 3

Introduction................................................................................................................................................................. 4

Overview ................................................................................................................................................................. 4

Block Diagram.......................................................................................................................................................... 4

Pin Configuration..................................................................................................................................................... 5

IO Diagram............................................................................................................................................................... 7

Mechanical Specifications ............................................................................................................................................ 8

Package Information ............................................................................................................................................... 8

Soldering Information.............................................................................................................................................. 9

2.2.1

PCB Footprint Recommendation ....................................................................................................................... 9

2.2.2

Soldering Profile .............................................................................................................................................. 11

Electrical Specifications.............................................................................................................................................. 12

Absolute Maximum Rating .................................................................................................................................... 12

Recommend Operation Condition......................................................................................................................... 12

Power Consumption.............................................................................................................................................. 13

Interface Level Specification.................................................................................................................................. 13

AC Timing Specification ......................................................................................................................................... 14

3.5.1

Power on Sequence Timing Requirement with Internal Regulator.................................................................. 14

3.5.2

Power-on Sequence Timing Requirement without internal Regulator and Without Charge Pump ................ 15

Reference Schematic ................................................................................................................................................. 16

To use PCT1339’s internal regulator and charge pump. ....................................................................................... 16

Without using internal Regulator .......................................................................................................................... 17

Register Map.............................................................................................................................................................. 18

Register in Bank6................................................................................................................................................... 18

Indirect Register .................................................................................................................................................... 18

5.2.1

Touch Data Report Register............................................................................................................................. 23

Document Revision History .................................................................................................................................................... 25