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MTCH2120 - Twelve-Channel Capacitive Touch Controller
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MTCH2120
Description
1
Features
1
Pin Details
1.1
Pin Description
1.2
Pin Diagram
2
Example Circuit
3
MTCH2120 Features
3.1
Touch Measurement Operation
3.2
Touch Sensor - BUTTONx
3.3
Sensor Control Parameters
3.4
Global Control Parameters
3.5
SHIELD – Driven Shield
3.6
Lump
3.7
Low-Power Mode
3.8
Easy Tune
3.9
Frequency Hopping with Autotune
3.10
GPIO Host Communication
3.11
Save
3.12
Restore Default Configuration
3.13
INT
- Interrupt
3.14
I
2
C - Communication
3.15
BOD - Brown-Out Detector
3.16
WDT - Watchdog Timer
3.17
CRC - Cyclic Redundancy Check
4
Memory Map
4.1
Configuration Summary
4.2
Register Description
5
Response Time
5.1
Formula
5.2
Examples
6
Power Consumption
7
Specification
7.1
Disclaimer
7.2
Electrical Specification
7.3
General Operating Ratings
7.4
I/O Pin Characteristics
7.5
Timing Details
7.6
Maximum Allowed Sensor Capacitance
8
Ordering Information
9
Package Marking
10
Package Drawing
11
Revision History
Microchip Information
Trademarks
Legal Notice
Microchip Devices Code Protection Feature
