Capacitive Switch Controller IC - BU21170MUV
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.
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Specifications:
Vcc(Min.)[V]
3.0
Vcc(Max.)[V]
5.5
Sensor input channels
5
Interface
I2C
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
85
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.