This 2-channel DAC module features I2C communication, high 12-bit resolution, and precise 0.1% accuracy for control projects using a 3.3V range, including ESP32, Raspberry Pi, STM32, and other microcontrollers that need analog output.
The DAC product series is controlled via I2C or PWM signals, producing voltage or current outputs. It offers various signal ranges and three resolution options: 8-bit, 12-bit, and 15-bit. Choose between single or dual channels, and combine modules for multi-channel output.
Functional Diagram of Gravity: GP8503 2-Channel 12bit I2C to 0-2.5V/VCC DAC Module
Wiring Diagram of Gravity: GP8503 2-Channel 12bit I2C to 0-2.5V/VCC DAC Module and Arduino UNO
We provide various models of DAC modules. If you need a different model, please check the selection guide:
Features:
Support 3.3V-5V power supply.
Output voltage error is less than 0.1%.
Output voltage linearity error is 0.1%.
Two channels of voltage output, either 0-2.5V or 0-VCC, enabling connection and control ofstandard analog voltage devices.
Gravity interface, I2C communication, Arduino control, suitable for program automationcontrol.
Applications:
Motor rotational speed regulation
Sonorous intensity modulation
Indoor and outdoor luminance modulation
Display panel backlight automatic adjustment
Specification:
Operating voltage: 3.3V to 5V
Communication Method: I2C
Chip Type: GP8503
Resolution: 12-bit
Output Voltage: 0-2.5V or 0-VCC
Number of channels: 2 channels
Value Range: 0 - 4095 corresponding to 0-2.5V or 0-VCC
Output voltage: 0.1%
Output voltage linearity error: 0.1%
Documents:
Product Includes:
GP8503:2-Channel 12bit I2C to 0-2.5V/VCC DAC Module ×1
Gravity-4P I2C/UART Sensor Cable × 1
