Description: 1. TTP223B is a capacitive touch sensor module that allows users to detect and measure touch inputs. It's suitable for various applications, including home automation, industrial control systems, and interactive displays. 2. Features: Keypad matrix layout with up to 16 sensors, self-capacitance detection, adjustable sensitivity, and debounce filtering. The module is compatible with microcontrollers through a simple I²C interface (SCL and SDA pins) for easy integration. 3. Performance: Offers high precision touch sensing capabilities, allowing accurate and reliable detection of touch events. It can handle multiple touch points simultaneously, making it ideal for complex touch applications like touchscreens or multi-key interfaces. 4. Customizable Sensitivity: Adjustable sensitivity levels cater to a wide range of application requirements; this feature is particularly useful when working with different materials or thicknesses. 5. Ease of Use: Pre-programmed firmware, user-friendly
| Specification | Details |
|---|---|
| Module Type | Capacitive Touch Sensor Module |
| IC Model | TTP223B |
| Operating Voltage | 2.0V to 5.5V |
| Current Consumption | Typical: 6uA (standby) Max: 200uA |
| Sensitivity Control | Adjustable via capacitor on the PCB |
| Capacitance Range | Detects capacitances from 10pF |
| Operating Frequency | Up to 20 kHz |
| Interface | Active Low Open Drain TTL level |
| Package Type | SMD-6 |
| Dimensions (mm) | 11.5 x 7.2 x 3.3 |
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