CYAT81688-100AS71

Touch Screen Controllers Overview

The CYAT81688-100AS71 is a capacitive touchscreen controller from Infineon Technologies, part of the TrueTouch Standard TS3xxx family. It integrates an ARM Cortex-M0 CPU and supports I2C and SPI interfaces. The device operates within a supply voltage range of 1.71 V to 5.5 V and functions across an industrial temperature range of -40°C to +105°C. It is housed in a TQFP-100 package with SMD/SMT mounting style. The component includes four ADC inputs and features humidity sensitivity classification.

Touch Screen Controllers Feature Summary

• Integrated ARM Cortex-M0 CPU for advanced processing capabilities
• Supports both I2C and SPI communication interfaces
• Operates on supply voltages between 1.71 V and 5.5 V
• Industrial temperature rating from -40°C to +105°C

Touch Screen Controllers Applications

• Capacitive touchscreen controllers for mobile devices
• Industrial control panels requiring wide temperature operation
• Automotive infotainment systems
• Medical equipment touch interfaces

Touch Screen Controllers Procurement Notes

Verify order quantities against manufacturer packaging constraints. The standard tray packaging contains 900 units per factory pack. Ensure compliance with moisture sensitivity level requirements during storage and handling. Confirm interface compatibility with host system before procurement.

Touch Screen Controllers Selection Notes

Select this model for applications requiring integrated processing power via the embedded Cortex-M0 core. Choose the TQFP-100 package for surface-mount assembly. Verify that the operating environment stays within the specified -40°C to +105°C range. Ensure the host system supports either I2C or SPI protocols for data communication.

Touch Screen Controllers Part Context

This component belongs to the Infineon TrueTouch Standard TS3xxx series of capacitive touch controllers. These devices are designed for high-performance multi-touch applications. The CYAT81688 variant specifically offers enhanced processing capabilities compared to basic sensor controllers.

Touch Screen Controllers Replacement Considerations

Check for pin-compatible alternatives within the same TrueTouch family. Verify that substitute components support the same TQFP-100 package and interface protocols. Ensure thermal specifications match the original design requirements.