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BU21181FS - Capacitive Switch Controller

Product Overview

ROHM

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BU21181FS Capacitive Switch Controller by ROHM - Datasheet Preview — Datasheet preview – BU21181FS

Datasheet Details

Part number	BU21181FS
Manufacturer	ROHM
File Size	2.09 MB
Description	Capacitive Switch Controller
Datasheet	BU21181FS Datasheet
Additional preview pages of the BU21181FS datasheet.

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 |