电容式开关控制器IC BU21078FV
BU21078FV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。
| 型号 | Status | 封装 | 包装数量 | 最小独立包装数量 | 包装形态 | RoHS |
|---|
|
| BU21078FV-E2 | 供应中 | SSOP-B28 | 2000 | 2000 | Taping | Yes |
BU21078FV 数据手册 Data Sheet
技术特性| 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 |
| 技术资料下载产品特点- 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.
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