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7Semi AS7343 14-Ch Spectral Sensor Module
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The 7Semi AS7343 14-Ch Spectral Sensor Module is built around the advanced AS7343 spectral sensor, delivering accurate spectral data through 14 independent channels across the 350–1000 nm range. This wide coverage enables reliable color analysis, material classification, and ambient light calibration in embedded systems.
With a 3.3 V I²C interface, onboard LED, interrupt support, and easy-to-use breakout layout, the module is designed for seamless integration into electronics, IoT, and research applications where precise spectral measurement is essential.
| Feature | Specification |
|---|---|
| Spectral Channels | 14 (13 discrete + 1 clear) |
| Spectral Range | 350–1000 nm |
| Typical FWHM | ~20–40 nm (channel-dependent) |
| ADC Resolution | 16-bit |
| Digital Interface | I²C @ up to 1 MHz |
| Supply Voltage | 2.7–3.6 V (board powered via 3.3 V pin) |
| Operating Temperature | –30 °C to +85 °C |
| Input | 3.3 V regulated |
| Pins | 3V3, GND, SCL, SDA, GPIO, INT |
| I²C Address | 0x39 (fixed) |
| Dimensions | ~19.05 mm × 17.94 mm PCB |
| Mounting | 2 × M3 holes |