CYAT81688-100AS71KHT

Touch Screen Controllers Overview

The CYAT81688-100AS71KHT is a capacitive touchscreen controller from Infineon Technologies, part of the TrueTouch family. It operates on a CMOS input type with a 32-bit resolution. The device supports I2C and SPI interface types for communication. Electrical specifications include a maximum supply voltage of 5.5 V and a minimum of 1.71 V. It features four ADC inputs and is housed in a TQFP-100 package suitable for SMD/SMT installation. The component functions within a temperature range of -40°C to +105°C.

Touch Screen Controllers Feature Summary

• Capacitive Touchscreen Controller with 32-bit resolution
• Supports I2C and SPI interfaces
• Operates between 1.71 V and 5.5 V supply voltages
• Includes 4 ADC inputs

Touch Screen Controllers Applications

• Automotive human-machine interface systems
• Smart sensing applications requiring robust touch control
• General-purpose embedded touch solutions

Touch Screen Controllers Procurement Notes

Verify availability status as distribution may be restricted in certain regions. Confirm RoHS compliance details through official documentation before procurement. Check humidity sensitivity handling requirements during storage and assembly processes to ensure component integrity.

Touch Screen Controllers Selection Notes

Select this model for designs requiring a 100-pin TQFP footprint with integrated ADC capabilities. Ensure the system power supply stays within the 1.71 V to 5.5 V range. Verify that the host processor supports either I2C or SPI protocols for data exchange.

Touch Screen Controllers Part Context

This component belongs to the CYAT81688 series by Infineon Technologies. It is categorized under Touch Screen Controllers within the Data Converter ICs subcategory. The product utilizes the TrueTouch branding and is designed for high-performance touch sensing applications.

Touch Screen Controllers Replacement Considerations

Compatible variants within the same series include CYAT81688-100AS71T and CYAT81688-100AS71KH. These parts share similar electrical characteristics but may differ in packaging format such as reel versus tray configurations.