Three ADS1115 modules seen from above at an angle, black boards with gold-plated edges and pads, each with ten labelled holes down one edge reading VCC, GND, SCL, SDA, ADDR, ALERT, A0, A1, A2 and A3, a small ten-pin chip near the lower end and ADS1115 printed in gold.

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ADS1115 16-Bit ADC I2C Module, 6-Pack

Four analog inputs on two wires, with a real 16-bit converter and its own reference — the part you reach for when analogRead is not good enough. Which range to pick, why the supply is the real ceiling, and the two addresses this board can take.

Modules: 6boards
Analog inputs: 4or 2 differential
Resolution: 16bits across ±FSR
Per I²C bus: 20x48 and 0x49

Start here · 01 Why not analogRead The reference

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The whole handbook11 articles · 50 min DatasheetPDF · ti.com Pinout and specsThe pin table, and the questions people ask first

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ADS1115 16-Bit ADC I2C Module, 6-Pack

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ADS1115 16-Bit ADC I2C Module, 6-Pack

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