The CAP1128 is a turnkey capacitive touch controller providing a wide variety of button and proximity functionality, and making it easy for designers to add aesthetically pleasing, low-cost and robust touch interfaces. The CAP1128 also contains 2 LED drivers that offer full-on / off, variable rate blinking, dimness controls, and breathing. Each of the LED drivers may be linked to one of the sensor inputs to be actuated when a touch is detected. As well, each LED driver may be individually controlled via a host controller.
Additional Features Key Features
8 Capacitive Touch Sensor Inputs
2 LED Driver Outputs
Programmable sensitivity
Automatic recalibration
Individual thresholds for each button
Proximity Detection
Multiple Button Pattern Detection
Analog Filtering for System Noise Sources
Press and Hold feature for Volume-like Applications
Low Power Operation Communication
I²C™ and SMBus Package Type
20-pin QFN
The CAP1128 is a turnkey capacitive touch controller providing a wide variety of button and proximity functionality, and making it easy for designers to add
aesthetically pleasing, low-cost and robust touch interfaces.
The CAP1128 also contains 2 LED drivers that offer full-on / off, variable rate blinking, dimness controls, and breathing. Each of the LED drivers may be linked to one of the sensor inputs to be actuated when a touch is detected. As well, each LED driver may be individually controlled via a host controller.
Additional Features
Key Features
- 8 Capacitive Touch Sensor Inputs
- 2 LED Driver Outputs
- Programmable sensitivity
- Automatic recalibration
- Individual thresholds for each button
- Proximity Detection
- Multiple Button Pattern Detection
- Analog Filtering for System Noise Sources
- Press and Hold feature for Volume-like Applications
- Low Power Operation
Communication
Package Type
