BU21077MUV datasheet, controller equivalent, ROHM

Features and benefits

* Programmable MPU
* 8 Capacitive Sensor Ports
* 2-Wire Serial Bus Interface
* Single Power Supply
* Built-in Power-On-Reset and Oscillator Applicati.

Application

* Portable Device such as Smart Phone, PDA.
* Electronic Device with Multi Switches
* Information Appliance .

Description

BU21077MUV is a capacitive switch controller for switch operation. BU21077MUV has programmable MPU and it control the sensing sequence and how to use value of sensor. It is possible to reduce operational current with devising a sensing sequence. Key.

Image gallery