CYAT81682-100AS77

Touch Screen Controllers Overview

The CYAT81682-100AS77 is a TrueTouch-based capacitive touch screen controller manufactured by Infineon Technologies. It operates within an extended temperature range of -40°C to +105°C and is housed in a TQFP-100 package. The device is classified under Data Converter ICs and supports humidity-sensitive handling protocols. It is designed for high-performance multi-touch applications, leveraging the TrueTouch technology platform for accurate gesture recognition and touch detection.

Touch Screen Controllers Feature Summary

• TrueTouch capacitive sensing technology
• Extended operating temperature: -40°C to +105°C
• TQFP-100 package format
• Humidity sensitive device classification

Touch Screen Controllers Applications

• Multi-touch display interfaces
• Industrial control panels
• Automotive infotainment systems

Touch Screen Controllers Procurement Notes

Verify moisture sensitivity level (MSL) requirements before storage and reflow soldering. Confirm the TQFP-100 pinout compatibility with the target PCB layout. Ensure proper dry packing conditions are maintained to prevent damage prior to assembly.

Touch Screen Controllers Selection Notes

Select this component when an extended industrial or automotive temperature range (-40°C to +105°C) is required. The TQFP-100 package offers a balance of pin count and board space. Verify that the system design accommodates the specific humidity sensitivity handling procedures mandated for this device class.

Touch Screen Controllers Part Context

This part belongs to the CYAT81682 series from Infineon's TrueTouch portfolio. The series focuses on advanced capacitive touch solutions for consumer and industrial electronics. The suffix AS77 typically denotes specific packaging and tape-and-reel configurations within the product line.

Touch Screen Controllers Replacement Considerations

Consult official Infineon documentation for qualified cross-reference parts. Verify electrical parameters and pin compatibility before substituting.