DESCRIPTION

· The mXT641TD-AT/mXT641TD-AB utilizes a unique charge-transfer acquisition engine for Microchip’s patented capacitive sensing method.
· It features a state-of-the-art CPU for accurate measurement, classification, and tracking of multiple finger touches.
· Supports both mutual and self capacitance measurements for reliable touch information.

FEATURES

· Up to 32 X (transmit) lines and 20 Y (receive) lines, with a maximum of 640 nodes.
· Supports touchscreen sizes up to 8.17 inches with a 16:10 aspect ratio.
· Tracks up to 16 concurrent touches in real time.
· AEC-Q100 qualified and developed following Automotive SPICE® Level 3 processes.
· CISPR-25 compliant for both mutual and self capacitance measurements.
· Supports discrete/out-cell and on-cell/touch-on display technologies.
· Synchronizes with display refresh timing and supports standard and proprietary sensor patterns.
· Compatible with PET or glass front panel materials, including curved profiles.
· Features moisture/water compensation, hover support, and glove touch detection.
· Includes noise suppression technology and flexible Tx burst frequency selection.
· Offers a scan speed of up to 250 Hz for one finger reporting rate.

APPLICATIONS

· Automotive applications requiring robust and reliable touchscreen solutions.
· Suitable for various touchscreen configurations including glass and PET film-based sensors.
· Ideal for TFT, IPS, and OLED displays with touch-on display support.