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BU21181FS - Capacitive Switch Controller

ROHM

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Datasheet Details

Part number	BU21181FS
Manufacturer	ROHM
File Size	2.09 MB
Description	Capacitive Switch Controller
Datasheet	BU21181FS-ROHM.pdf

BU21181FS Product details

Description

BU21181FS is a capacitive switch controller that detects capacitance change and judges the operation of Switch ON / OFF or Long Press.

Features

18 Capacitive Sensor Pins.
Switch ON / OFF / Long Press Detection.
Inform Detection Results by Interrupt Pin.
Prevention False Detection by Water.
Noise Calibration Function.
Drift Calibration Function.
Adjust Sampling Period Function.
2-wire Serial Bus Interface.
Single Power Supply Key Specifications.
Power Supply Voltage Range:.
Operating Temperature Range:.
Operating Current: 3.0 V to 5.5 V -25 °C to +85 °C 2.5 mA (Typ) Package.

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Published: May 10, 2020 |