The Gravity: GP8503 2-Channel 12-bit I2C to 0-2.5V/VCC DAC Module is a compact, high-performance digital-to-analog converter designed for microcontrollers like Arduino, ESP32, Raspberry Pi, and STM32. Featuring a 12-bit resolution and 0.1% voltage linearity error, it delivers accurate and stable analog voltage outputs ranging from 0-2.5V or 0-VCC across two channels. Controlled via I2C and powered by 3.3V to 5V, this module enables seamless integration into various control systems. It supports analog voltage control in applications such as motor speed adjustment, brightness control, sound modulation, and automated testing setups. The Gravity interface makes it plug-and-play friendly, and its dual-channel design allows for flexible automation control. Whether you’re managing volume, lighting, or fine motor movements, the GP8503 offers precision and reliability in a small form factor, making it an excellent fit for embedded electronics and industrial control systems.

Features:

1. 12-bit resolution for high signal precision.
2. Supports dual analog output: 0-2.5V or 0-VCC.
3. Operates on 3.3V–5V power input.
4. Output voltage error less than 0.1%.
5. I2C communication protocol with Gravity interface.
6. Compatible with Arduino, ESP32, Raspberry Pi, STM32.
7. Cascadable for multi-channel analog outputs.
8. Plug-and-play module ideal for automation projects.

Package Includes:

1 x DFRobot Gravity: GP8503 2-Channel 12bit I2C to 0-2.5V/VCC DAC Module

1 x Gravity-4P I2C/UART Sensor Cable