Capacitive Switch Controller IC - BU21182FS (New)

BU21182FS is a capacitive switch controller for switch operation. Based on the result of detecting changes in capacitance, judge the operation of Switch ON / OFF / Long Press.

* This is a standard-grade product.
For Automotive usage, please contact Sales.
Part Number | BU21182FS-E2
Status | Active
Package | SSOP-A32
Unit Quantity | 2000
Minimum Package Quantity | 2000
Packing Type | Taping
RoHS | Yes

Specifications:

Vcc(Min.)[V]

3.0

Vcc(Max.)[V]

5.5

Sensor input channels

20

Interface

I2C

Operating Temperature (Min.)[°C]

-25

Operating Temperature (Max.)[°C]

85

Features:

  • 20 Capacitive Sensor Ports.
  • Switch ON / OFF / Long Press Detection.
  • Information by Interrupt Terminal.
  • Noise Calibration Function.
  • Drift Calibration Function.
  • Adjust Switch Detection Time Function.
  • 2-wire Serial Bus Interface.
  • Single Power Supply.