電容式感測器、開關控制IC - BU21072MUV

BU21072MUV/BU21078MUV 是針對開關操作的電容式感測器控制器。
除在每個開關中使用1個感測器外,也可將矩陣狀配置多個感測器的交點用作1個開關。依據檢測結果感知溫度漂移、外來噪音,實施自動校準。
內建適用於PWM 的LED控制器。

* 本產品是標準級的產品。本產品不建議使用的車載設備。
料號 | BU21072MUV-E2
狀態 | 推薦品
封裝 | VQFN024V4040
單位數量 | 2500
最小包裝數量 | 2500
包裝形式 | Taping
RoHS | Yes

規格:

Vcc(Min.)[V]

3.0

Vcc(Max.)[V]

5.5

Sensor input channels

10

LED control channels

6

Interface

I2C

Matrix key

4 x 4

Operating Temperature (Min.)[°C]

-20

Operating Temperature (Max.)[°C]

85

功能:

・ 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.