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MTCH2120 - Twelve-Channel Capacitive Touch Controller
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MTCH2120
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3
MTCH2120 Features
3.3
Sensor Control Parameters
Description
1
Pin Details
2
Example Circuit
3
MTCH2120 Features
3.1
Touch Measurement Operation
3.2
Touch Sensor - BUTTONx
3.3
Sensor Control Parameters
3.3.1
Oversampling (Filter Level)
3.3.2
Gain
3.3.3
CSD - Charge Share Delay
3.3.4
Measurement Clock Frequency
3.3.5
Steps To Configure Measurement Clock Frequency and CSD
3.3.6
Threshold
3.3.7
Hysteresis
3.3.8
Adjacent Key Suppression™ (AKS™)
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
5
Response Time
6
Power Consumption
7
Specification
8
Ordering Information
9
Package Marking
10
Package Drawing
11
Revision History
12
Product Identification System
Microchip Information
3.3 Sensor Control Parameters
