Capacitive Switch Controller
Datasheet
Capacitive Controller ICs
Capacitive Switch Controller IC
BU21170MUV
General Description BU21170MUV is a ca...
Description
Datasheet
Capacitive Controller ICs
Capacitive Switch Controller IC
BU21170MUV
General Description BU21170MUV is a capacitive sensor controller for switch operation. BU21170MUV has five sensors and provides the simple switch function by each sensor. If external noise and temperature drift are detected, the automatic self-calibration is operated. Include LED controller with PWM function.
Features 5 capacitive sensor ports. Automatic self-calibration. Continued touch detection. LED controller with PWM function. Inform the detected result of switch operation by interrupt. 2-wire serial bus interface. Single power supply. Built-in Power-On-Reset and Oscillator.
Key Specifications
Power Supply Voltage Range:
3.0V to 5.5V
Operating Temperature Range:
-25°C to +85°C
Operating Current:
3.5mA(Typ without load)
Scan Rate:
14.8msec(Typ)
Package VQFN020V4040
W(Typ) x D(Typ) x H(Max) 4.00mm x 4.00mm x 1.00mm
Applications
Informati...
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