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CY8CTST100-00LFXI is listed in the Application Specific Microcontrollers range at ChipApex. The manufacturer field lists Cypress Semiconductor Corp. Its product description is MICRO PERIPHERAL IC. Review the specifications below when checking this part for your BOM.
The CY8CTST100-00LFXI is a TrueTouch single-touch touchscreen controller manufactured by Cypress Semiconductor. It integrates capacitive sensing capabilities for touch detection within a compact QFN56 package. The device operates as a multifunction peripheral designed to interface with touch sensors, providing processed touch data to a host processor via standard communication interfaces. It supports low-power operation modes suitable for battery-powered portable electronics.
This component belongs to the Cypress TrueTouch family of capacitive touch controllers. The CY8CTST100 variant specifically targets single-touch applications, distinguishing it from multi-touch counterparts like the CY8CTMA series. It serves as a dedicated sensor interface solution for detecting user input on capacitive surfaces.
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