Supporting 7 and 12 channels, respectively, QTouch® AT42QT1070 and AT42QT2120 feature unique touch sensing architecture that eliminates need for external components and uses only one I/O pin for each sensing channel. Capacitive touch controllers offer Adjacent Key Suppression support, self-calibration, auto-drift compensation, noise filtering, and selectable sleep interval. Units operate from 1.8-5.5 V and include I2C-compatible communications interface.

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Electronic Components and Devices
Computer Hardware and Peripherals

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