CYAT81685-128AS88

Touch Screen Controllers Overview

The CYAT81685-128AS88 is a PSoC-based TrueTouch touchscreen controller manufactured by Infineon Technologies. It belongs to the automotive multitouch generation family, designed for human-machine interface applications in vehicles. The component supports multi-touch input processing with integrated tactile and acoustic feedback capabilities to enhance response times. It operates within an industrial temperature range suitable for automotive environments. The device integrates capacitive sensing technology to detect user interactions on display surfaces.

Touch Screen Controllers Feature Summary

• PSoC-based architecture integrating TrueTouch sensing technology
• Supports multi-touch input with up to 10 fingers
• Integrated tactile and acoustic feedback processing
• Automotive-grade reliability with extended temperature operation

Touch Screen Controllers Applications

• Automotive infotainment systems
• Vehicle instrument clusters
• Center console touch interfaces

Touch Screen Controllers Procurement Notes

Verify the specific ordering suffix AS88 against the official Infineon datasheet to confirm package type and tape-and-reel specifications. Confirm RoHS compliance status and lead time requirements directly with authorized distributors or Infineon sales representatives prior to procurement planning.

Touch Screen Controllers Selection Notes

Select this component when designing automotive HMI solutions requiring dedicated multitouch control with integrated haptic feedback processing. Ensure the design accommodates the 128-pin TQFP package dimensions and thermal requirements. Verify compatibility with the target display panel's capacitance characteristics and system voltage levels before integration.

Touch Screen Controllers Part Context

This part is part of Infineon's PSoC Automotive Multitouch Generation 7 series. It complements other automotive microcontrollers like the AURIX and TRAVEO families by handling specialized touch input tasks. The series focuses on reducing system complexity by integrating sensing and processing functions into a single chip for automotive displays.

Touch Screen Controllers Replacement Considerations

Consult the official Infineon product selection guide for direct pin-to-pin replacements or functional equivalents within the same TSG7 family. Verify that any substitute maintains the required automotive qualification standards and package compatibility.