Waveshare AS7341 Spectral Color Sensor - I2C Interface, 3.3V/5V Compatible
The Waveshare AS7341 Spectral Color Sensor is a high-precision multi-channel visible light sensor module compatible with 3.3V/5V logic systems. Featuring an I2C interface, it integrates seamlessly with development platforms like Arduino, Raspberry Pi, and STM32 for detailed spectral analysis and color measurement applications.
Features
- Multi-channel spectral sensor based on the AS7341 chip with 8 visible spectrum channels, 1 NIR channel, and 1 clear channel.
- Integrated 6 independent 16-bit ADCs for high-precision, parallel data acquisition and processing.
- Onboard voltage level translator ensures compatibility with both 3.3V and 5V microcontroller systems.
- Features dedicated flicker detection, programmable interrupt thresholds, and two high-brightness white LEDs for fill light.
- Compact PCB design (30.5 x 23 mm) with 2mm mounting holes for easy integration into portable or embedded systems.
Out of stock
The Waveshare AS7341 module utilizes a sophisticated spectral sensing IC to deliver detailed color and light spectrum analysis. The AS7341 chip incorporates 11 discrete photodiode channels: eight covering specific bands of the visible spectrum (violet, blue, cyan, green, yellow, OrangeRX, red, and near-red), one near-infrared (NIR) channel, and one unfiltered channel for broad-spectrum ambient light measurement. This configuration enables precise color identification, material analysis, and light source characterization.
Engineered for reliable performance in embedded systems, the module includes six dedicated 16-bit analog-to-digital converters (ADCs) that operate in parallel, allowing simultaneous sampling of multiple spectral channels for accurate, time-correlated data. The integrated I2C interface simplifies communication, while onboard logic level shifting ensures safe operation with both 3.3V and 5V host controllers. Additional features such as programmable spectral interrupt detection, a flicker sensing channel for AC line frequency detection (50Hz/60Hz), and configurable GPIO enhance its utility in advanced sensing applications.
Additional Information
| Weight | 0.01 kg |
|---|---|
| Dimensions | 3.05 × 2.3 cm |















