CYTMA445-48LQI36ZZ

Touch Screen Controllers Overview

The CYTMA445-48LQI36ZZ is a multi-touch capacitive touchscreen controller manufactured by Cypress Semiconductor Corp. It integrates a 32-bit ARM Cortex CPU for system performance and supports register configuration. The device features noise suppression technologies, including ChargerArmor for charger noise immunity and DualSense technology for water rejection and wet-finger tracking. It enables multi-touch glove operation with automatic mode switching and reports up to 10 fingers. The component utilizes I²C and SPI interfaces and operates within a voltage range of 1.71 V to 5.5 V.

Touch Screen Controllers Feature Summary

• Integrated 32-bit ARM Cortex CPU
• ChargerArmor noise immunity technology
• DualSense water rejection and wet-finger tracking
• Multi-touch glove support (up to 10 fingers with thin gloves)

Touch Screen Controllers Applications

• Capacitive touchscreen controllers for mobile devices
• Embedded systems requiring multi-touch input
• Android-based driver support applications

Touch Screen Controllers Procurement Notes

Verify the specific suffix ZZ against official Cypress documentation to confirm package type and temperature range. Confirm availability status as distribution data may vary. Ensure interface compatibility with I²C or SPI before procurement.

Touch Screen Controllers Selection Notes

Select this component for applications requiring robust noise immunity in high-interference environments. Verify that the required sensor pitch and intersection count align with the display panel specifications. Ensure the host system supports the necessary ARM Cortex integration and bootloader updates.

Touch Screen Controllers Part Context

This part belongs to the CYTMA445 Multi-Touch All-Points Touchscreen Controller family. It is designed for screen control applications and shares core features such as the 32-bit ARM processor and noise suppression technologies with other variants in the series.

Touch Screen Controllers Replacement Considerations

Check for direct substitutes within the CYTMA445 family with different suffixes. Verify pinout and electrical parameter compatibility before substituting with other touchscreen controllers.