Best Analog to Digital Converters of 2026

The AZDelivery ADS1115 ADC Module is an excellent choice for your microelectronics projects. With a 16-bit resolution and an I2C interface, it ensures low power consumption and high data throughput, reaching up to 860 samples per second. Its operating voltage range of 2.0 V to 5.5 V makes it compatible with various microcontrollers, including Raspberry Pi. The internal programmable gain amplifier (PGA) allows for significant amplification of the analog signal, enhancing the accuracy of your measurements. Additionally, its compact design is ideal for portable applications like temperature measuring tools or battery level monitoring.

The YWBL-WH ADC Module offers a compact and efficient solution for converting analog signals to digital data. With its four single-ended input channels, you can easily measure various signals, making it versatile for different applications. The module operates on a wide voltage range of 2V to 5V, ensuring compatibility with a variety of systems. Additionally, it features I2C interfacing with selectable addresses, allowing you to connect multiple modules on a single bus, which simplifies your setup significantly.

The ANGGREK MCP3008 ADC offers high-precision 16-bit conversion at 860 samples per second, making it perfect for projects needing accurate data. With its flexible input configuration, you can easily adapt it to your specific requirements, whether you need single-ended or differential channels. The programmable gain amplifier enhances weaker signals, ensuring you capture every detail without distortion. Additionally, its versatile power supply range from 2V to 5V means you can seamlessly integrate it into various projects.

The Hailege I2C ADC Converter is a handy tool for anyone working with devices like the Raspberry Pi that lack analog GPIO pins. It features a 16-bit resolution and 4 input channels, allowing you to convert analog signals into precise digital data. The built-in Programmable Gain Amplifier helps you adjust signal strength for better accuracy. Its wide voltage supply range from 2.0V to 5.5V ensures compatibility with various setups, while the comparator mode maintains reliable and accurate measurements, making your projects smoother and more precise.

The Adafruit MCP2221A Breakout is a versatile tool that allows your computer to communicate easily with various devices. If you want to experiment quickly using Python, this breakout board is perfect for testing devices that use I2C or general digital and analogue inputs and outputs. It acts like a handy Swiss army knife for serial communication protocols on your computer, making complex connections simpler. Best of all, there’s no firmware to manage, so you can avoid the hassle of dealing with Arduino data transfers. It’s also Grove and Qwiic compatible, meaning no soldering is required for setup.

The GERUI ADS1115 ADC is a versatile analogue-to-digital converter that offers an internal programmable gain amplifier (PGA) capable of up to 860 samples per second. This feature enhances your ability to detect currents and operate low-speed instruments efficiently. With a voltage reference range of 2.0V to 5.5V, you can easily adapt it for various applications. The programmed data rate allows you to select I2C addresses, ensuring seamless communication with your devices. Additionally, its low current consumption makes it an ideal choice for battery-operated projects.

The ALMOCN ADS1115 ADC is a high precision 16-bit analogue-to-digital converter with four input channels, ideal for capturing accurate sensor data. Since the Raspberry Pi cannot read analogue signals directly, this converter allows you to connect sensors like infrared or photodiodes that output analogue values, making your projects more versatile. It operates across a wide voltage range of 2.0V to 5.5V and features a comparator mode to help maintain measurement accuracy. Additionally, you can adjust the data rate between 8 and 860 samples per second, giving you control over the speed and precision of your readings via an easy-to-use I2C interface.

The HALJIA PCF8591 Converter is a versatile 8-bit CMOS data acquisition device that allows you to convert analog signals to digital and vice versa. It features four analog inputs and one analog output, making it ideal for projects requiring multiple sensor readings or signal outputs. Its serial I2C-bus interface simplifies connectivity, enabling easy communication with your Arduino or other microcontrollers. Additionally, the three address pins allow you to connect up to eight devices on the same bus, giving you flexibility in expanding your system without extra hardware. This device operates on a single power supply between 2.5 V and 6 V, offering convenience for various applications.

The HALJIA ADS1015 Module offers impressive 12-bit precision at a speed of 3300 samples per second, making it ideal for accurate data acquisition. You can easily configure it for up to four single-ended input channels or two differential channels, providing flexibility for various applications. Operating between 2V to 5V, it can handle a wide range of signals, ensuring you can measure both small and large inputs with ease. Additionally, the built-in programmable gain amplifier boosts smaller signals, allowing you to make the most of your data collection.

The Tbest ADS1115 ADC is a versatile 16-bit analog-to-digital converter that connects easily via I2C, making it perfect if your micro-controller lacks an ADC or needs higher precision. You can set up to four devices on one bus by changing the address, so it’s flexible for multiple sensors. It runs on 2V to 5V, letting you measure a wide range of signals with ease. Plus, you can choose between four single-ended or two differential input channels, giving you convenient options for different applications.