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The CYAT81655-100AS48T is a capacitive touchscreen controller from Infineon's TrueTouch family. It operates within a supply voltage range of 1.71 V to 5.5 V and supports I2C and SPI interfaces. The device features a 32-bit resolution architecture and is housed in a TQFP-100 surface-mount package. It is designed for industrial applications with an operating temperature range extending up to +105°C, ensuring reliable performance in demanding environments.
Verify the specific suffix '100AS48T' against official Infineon documentation to confirm pinout compatibility and packaging details. Ensure that the required operating temperature range aligns with the component's specified limits before integration into the final design.
Select this component when a high-resolution capacitive touch solution is required for harsh environments. The wide voltage input range facilitates integration with various power domains. Confirm that the host system supports the necessary I2C or SPI communication protocols for data exchange.
This part belongs to the CYAT8165x series of TrueTouch controllers. These devices are engineered for robust touch sensing capabilities. The series includes variants with different package options and temperature ratings to suit diverse application requirements across consumer and industrial sectors.
Check for direct substitutes within the CYAT8165x family. Verify pin-to-pin compatibility and electrical parameter alignment before considering alternative manufacturers.