ADS1258EVM-PDK

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Analog to Digital Converters (ADCs) are essential for the digital processing and control of signals in countless types of applications including communication systems, consumer audio and video, medical, automotive engineering, aerospace and defense. Evaluation boards, such as the ADS1258EVM-PDK, can provide a powerful platform for the development of ADCs and allow engineers to quickly test a wide range of ADCs in a variety of applications before committing to a full design.

The ADS1258EVM-PDK is an evaluation board for Analog Devices\' high-performance, low-power, 24-bit sigma-delta (Σ-Δ) ADC, the ADS1258. The evaluation board provides versatile inputs for both single-ended and differential signals and a user-friendly serial interface which makes the board simple to set up and operate. The module supports both single and multi-channel modes and can be used in combination with an evaluation software package to quickly configure the ADC parameters and store and analyze the acquired data.

The ADS1258 is a low-noise, low-power, high-resolution device that supports a wide range of input data rates, resolution values, and features. It features a fully synchronous (Bit Slice) 24-bit ADC and an internally programmed 1st order sigma-delta modulator rated for a wide temperature range (–40 to +85 °C). The device offers zero-drift, low-noise low-power (1.8 mV RMS noise, 5 μA) and high speed conversion at sampling rates of up to 77.8 kSPS.

The ADS1258EVM-PDK evaluation board provides all the necessary components to facilitate easy evaluation of the device. The user can conveniently select the input signal type, gain settings, and sampling frequency, as well as program conversion settings, channel selection, excitation, voltage range, and other parameters using the on-board touch screen display. Additionally, the board features LED indicators, active audio monitor, headphone output, audio/video connections, and a USB port for easy connection to a PC.

The ADS1258EVM-PDK evaluation board also includes a 16-bit, low-power microcontroller (MCU) with up to 128 kbytes of Flash memory and up to 64 kbytes of RAM. This MCU allows the user to store the acquired data into internal RAM memory or external SPI Flash memory. Furthermore, the board contains an onboard oscilloscope which can be used to capture and display waveforms in high resolution. The evaluation board also includes a complete software package that provides an easy-to-use Graphical User Interface (GUI) to configure the board and acquire data.

The ADS1258EVM-PDK evaluation board opens up a world of possibilities for the rapid development of high performance, low-power ADCs. The board’s versatile inputs, user-friendly interface, and on-board oscilloscope make it the perfect platform for the development of a wide range of ADCs for a variety of applications. With its versatile and easy-to-use features, the ADS1258EVM-PDK evaluation board can help engineers quickly test and develop ADCs for a variety of applications.

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