CYAT81688-100AS61KH

Touch Screen Controllers Overview

The CYAT81688-100AS61KH is a capacitive touchscreen controller from Infineon Technologies, part of the TrueTouch Standard family. It integrates an ARM Cortex CPU and supports I2C and SPI interfaces. The device operates within a supply voltage range of 1.71 V to 5.5 V and features four ADC inputs for sensor connection. Designed for surface-mount applications, it is housed in a TQFP-100 package. The component functions as a data converter IC with a 32-bit resolution architecture, suitable for high-performance touch sensing systems.

Touch Screen Controllers Feature Summary

• Integrated ARM Cortex CPU for advanced processing capabilities
• Supports I2C and SPI communication interfaces
• Includes four dedicated ADC inputs for sensor interfacing
• Operates within a wide temperature range of -40°C to +105°C

Touch Screen Controllers Applications

• Capacitive touchscreen controllers
• Data converter ICs integration
• TrueTouch standard based systems

Touch Screen Controllers Procurement Notes

Verify availability status before procurement planning, as this specific variant may have restricted supply conditions. Confirm the exact ordering suffix matches the required package and tape/reel specifications. Cross-reference the manufacturer part number with official datasheets to ensure compatibility with existing design files and ECAD models.

Touch Screen Controllers Selection Notes

Select this model when a TQFP-100 package is required for the CYAT81688 series. Ensure the design accommodates the 1.71 V to 5.5 V operating voltage range. Verify that the system requires the specific interface combinations and ADC input count provided by this pinout configuration compared to other variants in the family.

Touch Screen Controllers Part Context

This component belongs to the CYAT81688 series of TrueTouch Standard controllers. It shares core architectural features with siblings like the CYAT81688-100AS61KHT but differs in packaging or reel specifications. The series utilizes ARM Cortex technology for efficient touch processing and gesture recognition.

Touch Screen Controllers Replacement Considerations

The CYAT81688-100AS61KHT is a related variant within the same series. Verify if the packaging difference (Tray vs Reel) impacts the assembly process. Other family members may offer different pin counts or interface options.