Specification:

Product Name: High-Precision AD/DA Digital Analog Module Expansion Board
Compatibility: Raspberry Pi 4B/3B+ and Jetson Nano
ADC Chip: ADS1256 with 8 channels of 24-bit high-precision ADC (4 channels for differential input)
Sampling Rate: 30,000 samples per second (30ksps)
DAC Chip: DAC8552 with 2 channels of 16-bit high-precision DAC
Input Interfaces: Onboard pin headers for easy connection of analog signals, allowing for various analog sensor modules to be integrated.
Input/Output Interfaces: AD/DA input and output interfaces for both analog and digital signals, facilitating usage in a wide range of applications.
Built-in AD/DA Detecting Circuit: Includes a built-in circuit for AD/DA signal detecting, making it convenient for observing experimental results.

Features:

1. High Precision ADC and DAC: Equipped with the ADS1256 and DAC8552 chips, this expansion board ensures accurate and high-resolution analog-to-digital and digital-to-analog conversions, making it ideal for applications that require precision.
2. Multiple Input Interfaces: With its pin header inputs, the board allows for easy integration of various analog sensor modules, expanding its versatility for different types of sensors and signal sources.
3. Compatibility: Designed to be compatible with both Raspberry Pi 4B and 3B+ as well as the Jetson Nano, this expansion board provides flexibility for a wide range of single-board computer projects.
4. Fast Sampling Rate: The board offers a fast sampling rate of 30,000 samples per second, enabling real-time data acquisition and processing for time-sensitive applications.
5. Built-in Detecting Circuit: The inclusion of a built-in AD/DA detecting circuit simplifies experimentation and troubleshooting, helping users observe and analyze their results more effectively.

Package Include:

1x High-Precision AD/DA Board

1x Screw Pack(2PCS/Pack)

(the other items are not includes)