BU21077MUV
BU21077MUV is Capacitive Switch Controller manufactured by ROHM.
Capacitive Controller ICs
Capacitive Switch Controller IC
General 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 Specifications
- Input Voltage Range
- Operating Temperature Range
2.7 to 5.5V -20 to +85°C
Package VQFN020V4040
4.00 ㎜×4.00 ㎜×1.00 ㎜
Features
- Programmable MPU
- 8 Capacitive Sensor Ports
- 2-Wire Serial Bus Interface
- Single Power Supply
- Built-in Power-On-Reset and Oscillator
Applications
- Portable Device such as Smart Phone, PDA.
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