Manufacturer Part Number
ATMXT224E-MAHR
Manufacturer
Microchip Technology
Introduction
Microchip's maXTouch™ ATMXT224E-MAHR is a capacitive touch controller providing advanced touch sensing capabilities for touch interface designs.
Product Features and Performance
Precision touch sensing with noise immunity
Supports up to 224 nodes
Fast response time and low power consumption
In-built ghost detection facility
Automatic calibration to accommodate environmental changes
Robust operation under various conditions (gloves, moisture)
QTouch® and maXTouch technology integration
Multi-touch capabilities enabling complex gestures
Product Advantages
Enhanced user experience with high sensitivity and accuracy
Durable, reliable performance for demanding applications
Easily configurable for a variety of touch interfaces
Extended battery life in portable applications
Key Technical Parameters
Number of touch sensing nodes: 224
Supply Voltage: 2.7V to 3.6V
Interface: I2C, SPI
Touch Reporting Rate: Configurable
Quality and Safety Features
ESD Protection
Built-in Self Test (BIST) for ongoing reliability
Compatibility
Compatible with various microprocessor and microcontroller interfaces
Application Areas
Smartphones and Tablets
Touch panels for Home Appliances
Industrial Controls
Automotive touch controls
Product Lifecycle
Active product stage
Not near discontinuation, with continuous support and possible future upgrades
Several Key Reasons to Choose This Product
High integration level requiring fewer external components
Market-proven Microchip Technology reliability and support
Adaptive sensing technology allowing touch detection through thick overlays
Powerful signal processing for advanced touch performance
Extensive library and development tools for easy incorporation in end product designs
Regular firmware updates expanding capabilities and compatibility
