ADS1115 16-Bit Analog-to-Digital Converter (ADC) Module With a 16-bit resolution, programmable gain settings, and an onboard I²C interface, this module delivers clean, stable analogue readings even from low-voltage sensors.

Equipped with four analog channels (A0–A3), including differential input capability and programmable gain amplification (PGA), the ADS1115 is ideal for high-accuracy sensor applications such as battery monitoring, load cells, temperature sensors, and scientific measurements.

Key Features

• 16-bit high-precision ADC
• 4 input channels (single-ended or differential)
• Programmable Gain Amplifier (PGA) for weak signals
• I²C communication with selectable address
• Low noise, high accuracy
• Compatible with Arduino, ESP32, ESP8266, Raspberry Pi
•  Internal voltage reference for stable measurements

 Specifications

• Resolution: 16-bit (0–65535 counts)
• Channels: 4 single-ended OR 2 differential
• Input Voltage Range (PGA adjustable): ±256mV to ±6.144V
• Data Rate: 8 to 860 samples/second
• Interface: I²C (up to 3.4MHz)
• Operating Voltage: 2.0V – 5.5V
• Default Address: 0x48 (others selectable via ADDR pin)
• Current Consumption: Low power
• Board includes: Level-shifting and onboard regulator (varies by module)

Applications

• High-precision sensor readings
• Load cells/weight measurement
• pH sensors
• Thermocouples (with amplifier)
• Battery monitoring
• Scientific and laboratory tools
• IoT systems needing accurate analog input

📦 Package Includes

• 1 × ADS1115 16-bit ADC Module
• (Optional) Pin headers for soldering