Capacitive Switch Controller ICs - BU21078FV
BU21078FV is a capacitive sensor controller for switch operation. In addition to a regular simple switch, support matrix switches which are arranged in the matrix sensors. If external noise and temperature drift are detected, the automatic self-calibration is operated. Include LED controller with PWM function.
|* This product is a STANDARD grade product and not recommend for on-vehicle devices.|
|Sensor input channels||12|
|LED control channels||8|
|Matrix key||6 x 6|
|Operating Temperature (Min.)[°C]||-20|
|Operating Temperature (Max.)[°C]||85|
- 12 capacitive sensor ports.
- Supported Matrix switches. Maximum 36 switches.
- 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.