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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

List of Figures

Figure 1. PCT1339 Functional Block Diagram .......................................................................................................................... 4

Figure 2. System Block Diagram .............................................................................................................................................. 4

Figure 3. QFN56 7x7 Pin Placement ........................................................................................................................................ 5

Figure 4. IO Block Diagram ...................................................................................................................................................... 7

Figure 5. Package Mechanical Information ............................................................................................................................. 8

Figure 6. Package Marking Information................................................................................................................................... 9

Figure 7. Recommend PCB Layout........................................................................................................................................... 9

Figure 8. Recommend Stencil Layout .................................................................................................................................... 10

Figure 9. Recommend Soldering Profile ................................................................................................................................ 11

Figure 10. Power-up Sequence with Internal Regulator........................................................................................................ 14

Figure 11. Power-up Sequence without Internal Regulator .................................................................................................. 15

Figure 12. Reference Schematic to Use Internal Regulator with charge pump..................................................................... 16

Figure 13. Reference Schematic without Using Internal Regulator ....................................................................................... 17

List of Tables

Table 1. Pin Definition ............................................................................................................................................................. 5

Table 2. Bank6 register table ................................................................................................................................................. 18

Table 3. Indirect Register....................................................................................................................................................... 18

Table 4. Motion Data Report ................................................................................................................................................. 23