Table of Contents

Introduction......................................................................................................................1

MGC3140 Applications....................................................................................................1

Power Operation Modes..................................................................................................1

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

Peripheral Features.........................................................................................................2

Packages.........................................................................................................................2

1. Pin Diagram...............................................................................................................6

2. 48-Pin Allocation and Pinout Description Table.........................................................7

3. Theory of Operation: Electrical Near-Field (E-Field) Sensing................................... 9

4. Feature Description..................................................................................................11

5. System Architecture................................................................................................ 17

6. Functional Description............................................................................................. 21

7. Interface Description................................................................................................29

8. Application Architecture...........................................................................................34

9. Development Support..............................................................................................36

10. Electrical Specifications...........................................................................................37

11. Packaging Information.............................................................................................41

The Microchip Web Site................................................................................................ 45

Customer Change Notification Service..........................................................................45

Customer Support......................................................................................................... 45

Product Identification System........................................................................................46

Microchip Devices Code Protection Feature................................................................. 47

Legal Notice...................................................................................................................47

Trademarks................................................................................................................... 47

MGC3140

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