CYTMA445-48LQI36AB

Touch Screen Controllers Overview

The CYTMA445-48LQI36AB is a multi-touch capacitive touchscreen controller manufactured by Cypress Semiconductor Corp. It integrates a 32-bit ARM Cortex CPU and supports I²C and SPI interfaces. The device operates within a voltage range of 1.71 V to 5.5 V and is housed in a 48-UFQFN package with an exposed pad. Key technical features include ChargerArmor™ for noise immunity, DualSense™ technology for wet-finger tracking, and support for up to 10 simultaneous touch points.

Touch Screen Controllers Feature Summary

• Integrates a 32-bit ARM Cortex CPU for efficient processing
• Supports I²C and SPI communication interfaces
• Operates on a supply voltage of 1.71 V to 5.5 V
• Includes ChargerArmor™ for charger noise immunity

Touch Screen Controllers Applications

• Multi-touch capacitive touchscreen controllers
• Mobile devices requiring glove and wet-finger tracking
• Industrial control panels with noise sensitivity

Touch Screen Controllers Part Context

This component belongs to the CYTMA445 family of touchscreen controllers. These devices are designed for high-performance applications requiring robust noise rejection and multi-touch capabilities. The specific suffix indicates pin count and package variations within the series.

Touch Screen Controllers Replacement Considerations

Verify compatibility with existing firmware drivers, as Android driver support is specified for this family. Ensure interface configuration matches I²C or SPI requirements. Check mechanical fit for the 48-UFQFN package dimensions.