DESCRIPTION

· The maXTouch™ Touchscreen Sensor IC mXT224E-AT is a 224-channel touchscreen controller designed for automotive applications.

· It supports up to 10 concurrent touches with true 12-bit resolution and independent XY tracking.

· The device operates in a wide temperature range from -40°C to +85°C, making it suitable for various climates.

FEATURES

· True 12-bit multitouch with independent XY tracking for up to 10 concurrent touches.

· Supports electrode grid configurations from 16X to 22X and 8Y to 14Y lines, with a total limit of 30 lines.

· Advanced digital filtering and auto drift compensation for noise removal.

· Fast start-up, self-calibration, and touch suppression algorithms.

· Supports gloved operation with materials up to 2 mm thickness.

· I2C-compatible slave mode interface at 400 kHz.

· Dual-rail power supply: digital and analog at 2.7 V to 3.3 V nominal.

· Available in a 48-pin TQFP package measuring 7 × 7 × 1 mm with a 0.5 mm pin pitch.

APPLICATIONS

· Automotive touchscreen systems.

· Devices requiring high-performance multitouch capabilities.

· Applications needing robust operation in extreme environmental conditions.