ATMXT768E-ATR

Specialized ICS Overview

The ATMXT768E-ATR is a capacitive touchscreen controller from the maXTouch family, manufactured by Atmel. It supports up to 768 touch channels and features a 12-bit resolution for precise sensing. The device operates on a supply voltage range of 1.8 V to 3.3 V and communicates via an I2C interface. It is designed for surface-mount installation in a VFBGA-96 package, with an operating temperature range spanning from -40°C to +105°C.

Specialized ICS Feature Summary

• Supports up to 768 touch channels
• 12-bit resolution for high precision
• I2C communication interface
• Operating voltage: 1.8 V to 3.3 V

Specialized ICS Applications

• Large display systems requiring extensive touch zones
• Industrial control panels
• Interactive whiteboards

Specialized ICS Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications, as availability may be restricted. Ensure the bulk packaging matches assembly requirements.

Specialized ICS Selection Notes

Select this component when a high channel count is required for complex touch interfaces. Verify that the host system supports the I2C protocol and provides the necessary voltage levels. Ensure the PCB layout accommodates the VFBGA-96 package dimensions and thermal constraints.

Specialized ICS Part Context

This part belongs to the Atmel maXTouch series, known for integrating advanced signal processing for capacitive sensing. The 'ATR' suffix typically denotes a specific tape-and-reel or bulk packaging variant within the product line, distinct from other suffixes like 'CU'.

Specialized ICS Replacement Considerations

Check for Microchip Technology equivalents if Atmel production has ceased. Verify pin compatibility and software driver support before substituting with other maXTouch variants.