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电容式传感器、开关控制IC_BU21078MUV

BU21072MUV/BU21078MUV 是面向开关操作的电容式传感器控制器。
除在每个开关中使用1个传感器外,也可将矩阵状配置多个传感器的交点用作1个开关。依据检测结果感知温度漂移、外来噪音,实施自动校准。
内置适用于PWM 的LED控制器。

* 本产品是标准级的产品。本产品不建议使用的车载设备。
型号
Status
封装
包装数量
最小独立包装数量
包装形态
RoHS
BU21078MUV-E2 供应中 VQFN028V5050 2500 2500 Taping Yes
 
特性:
Vcc(Min.)[V] 3.0
Vcc(Max.)[V] 5.5
Sensor input channels 12
LED control channels 8
Interface I2C
Matrix key 6 x 6
Operating Temperature (Min.)[°C] -20
Operating Temperature (Max.)[°C] 85
特点:
  • ・ 10 capacitive sensor ports. (BU21072MUV) 12 capacitive sensor ports. (BU21078MUV)
    ・ Supported Matrix switches. Maximum 16 switches. (BU21072MUV) Maximum 36 switches. (BU21078MUV)
    ・ Automatic self-calibration.
    ・ Held touch detection.
    ・ LED controller with PWM function.
    ・ Inform the detected result of switch operation by interrupt.
    ・ 2-wire serial bus interface.
    ・ 3.3V single power supply.
    ・ Built-in Power-On-Reset and Oscillator.
 
 
技术信息
Application Note

Thermal Resistance

NE Handbook Series

Sensor Networks