Description
BU21051FS are the capacitive sensor controller with 2ch respectively.
The IC has the port interface and easy to replace the point of switch to this controller.

FEATUREs
1) Port output interface
2) Few software control
3) 2ch GPIO outputs
4) 5V power supply voltage available
5) Integrated 10bit AD converter, clock and reset
6) Package SSOP-A16

APPLICATIONs
   It is possible to use it widely as a switch such as home electric appliance.