CYAT827AZS59-2200A

Touch Screen Controllers Overview

The Infineon CYAT827AZS59-2200A is an automotive-grade, multi-touch capacitive touchscreen controller within the PSoC™ Automotive Multitouch Generation 7XL Hybrid In-cell series. It integrates a 32-bit Arm® Cortex® CPU and supports up to 59 receive channels with 16:10 aspect ratio configurations. The device operates on a 3.0 V to 5.5 V analog supply and 1.71 V to 5.5 V logic supply, consuming approximately 30 mW average power. It features I²C communication at 100/400 kbps and is housed in a 100-pin TQFP package.

Touch Screen Controllers Feature Summary

• Automotive Electronics Council (AEC) AEC-Q100 qualified for -40°C to +105°C operation
• Supports up to ten fingers with thin gloves (≤1-mm thick), nail tracking, and large object rejection
• Integrated DSP and noise-suppression technologies including AutoArmor and DisplayArmor
• Configurable refresh rates up to 250 Hz with field upgrades via bootloader

Touch Screen Controllers Applications

• Automotive infotainment systems
• Vehicle instrument clusters
• In-car passenger display interfaces

Touch Screen Controllers Procurement Notes

Verify component authenticity through authorized Infineon distributors or direct manufacturer channels. Confirm the specific suffix 'S' denotes the correct temperature grade and feature set as defined in the ordering information table. Request official datasheets and quality certificates to ensure compliance with automotive standards.

Touch Screen Controllers Selection Notes

Select this model for applications requiring hybrid in-cell sensor support and high reliability in harsh environments. Ensure the host system accommodates the 100-pin TQFP footprint and provides the necessary 3.0 V to 5.5 V analog and 1.71 V to 5.5 V digital power rails. Verify that the required screen size does not exceed the 20-inch diagonal limit.

Touch Screen Controllers Part Context

This component belongs to the PSoC™ Automotive Multitouch Generation 7XL family, designed specifically for demanding automotive electronics. It succeeds previous generations by offering enhanced noise immunity and larger channel counts, supporting complex driver and passenger interaction modes while meeting strict electromagnetic compatibility requirements.

Touch Screen Controllers Replacement Considerations

Direct replacements include CYAT827AZA59-2200A and CYAT827AZS64-2200A from the same generation. Verify pinout compatibility and software configuration differences when substituting between variants with different receive channel counts or feature sets.