STEMMA QT PCF8591 Quad 8-bit ADC + 8-bit DAC - module with ADC and DAC converter

Gravity module designed based on the GP8501 system. It is a two-channel DAC (analog-to-digital) converter with PWM communication that offers an output signal with 8-bit resolution and 0.5% accuracy. It allows you to generate analog signals with a voltage range from 0 to 2.5 V or from 0 to VCC. DFRobot DFR1037

Gravity module designed based on the GP8211 system. It is a single-channel DAC (analog-to-digital) converter with I2C communication that offers an output signal with a resolution of 15-bit and an accuracy of 0.01%. It allows you to generate analog signals with a voltage range from 0 to 10 V or 0 to 5 V. DFRobot DFR1071

Module with an 8-channel ADC converter with 8-bit resolution. It uses the ADS7830 chip and is equipped with a STEMMA QT connector, thanks to which it communicates via the I2C interface. Adafruit 5836

8-channel module with current analog outputs ranging from 0 to 20 mA. It communicates via the RS485 interface and supports the Modbus RTU protocol. The board is enclosed in a housing that can be mounted on an industrial rail. Waveshare Modbus RTU Analog Output 8CH

Module with 8 voltage analog outputs with a range from 0 to 10 V. It communicates via the RS485 interface and supports communication within the Modbus RTU protocol. The board is enclosed in a housing that can be mounted on an industrial rail. Waveshare Modbus RTU Analog Output 8CH (B)

A compact board with eight 12-bit DACs that allow precise voltage control on each output via I2C communication. Compatible with 3.3V or 5V, it offers flexibility with a reference voltage setting and STEMMA QT or Qwiic connectors for easy integration with other I2C devices. Adafruit 6223

High-quality digital-to-analog converter that allows for pure stereo audio playback without the need for I2C configuration or the MCLK pin. It supports I2S signals (BCLK, WSEL, DIN) and audio formats up to 32 bits and 384 kHz, providing an excellent signal-to-noise ratio (110 dB). Audio output is available via a 3.5 mm jack or on-board pads, and the module works best as a line output to amplifiers and audio systems. Adafruit 6251

High-quality digital-to-analog converter that allows for pure stereo audio playback without the need for I2C configuration or the MCLK pin. It supports I2S signals (BCLK, WSEL, DIN) and audio formats up to 32 bits and 384 kHz, providing an excellent signal-to-noise ratio (112 dB). Audio output is available via a 3.5 mm jack or on-board pads, and the module works best as a line output to amplifiers and audio systems. Adafruit 6250

The Adafruit 5974 module with the HX711 converter enables precise reading of signals from strain gauges and load cells based on a Wheatstone bridge, offering 24-bit resolution and selectable gain. With an integrated screw terminal and options for sampling rate and channel configuration, it is used in projects involving force, pressure, or weight measurement in IoT systems, electronic scales, and mechanical testing.

A module with a 24-bit differential ADC NAU7802 optimized for reading strain gauges in a Wheatstone bridge configuration. It offers high precision force or mass measurements. Thanks to the I2C interface, ready-made libraries and screw connectors, it is easy to integrate, especially in mobile and DIY projects. Adafruit 4538

Miniature USB DAC with the PCM2704 chip enables conversion of a digital audio signal to analog with high quality and low distortion. Powered from the USB port, it works with Windows, MacOS and Android OTG systems, offering analog and SPDIF outputs for HIFI and mobile audio applications.

DFRobot DFR1184 module with a 15-bit ADS1115 converter enables precise voltage measurements of 0–10 V from industrial sensors. The dual-channel design, support for I2C/UART, and compatibility with popular platforms make it an effective solution for automation systems, environmental monitoring, and energy management.

I2S digital-to-analog converter based on the PCM5122, offering high-quality stereo line-level output, hardware mode operation and optional configuration via I2C or SPI, designed for microcontrollers and Raspberry Pi. Adafruit 6421

A 24-bit analog-to-digital converter designed for accurate analog signal measurements in measurement systems and electronics projects. The device supports four single-ended or two differential inputs and offers a maximum sampling rate of up to 2 kSPS and programmable gain ranging from 1 to 128. The module has a built-in 2.048 V reference voltage, a temperature sensor, and programmable current sources, facilitating interoperability with various sensor types. Communication is via an I2C interface using STEMMA QT/Qwiic connectors. Adafruit 6432

Load cell amplifier module with a 24-bit HX711 ADC for use with Wheatstone bridge-based sensors. It provides two differential input channels and DAT and SCK lines for direct communication with a microcontroller. The supply voltage range is 2.7–5.5V and board dimensions are 22 × 22mm. Soldered 333005

Load cell amplifier module with a 24-bit HX711 ADC and an ATtiny404 microcontroller providing measurement data over I2C/Qwiic. It supports Wheatstone bridge load cells, two differential input channels, and selectable I2C addresses from 0x30 to 0x37. The supply voltage range is 2.6–5.5V. Soldered 333006