ADS1258IRTCR IC

Technical Specifications of ADS1258IRTCR

Datasheet	ADS1258IRTCR datasheet
Category	Integrated Circuits (ICs)
Family	Data Acquisition – Analog to Digital Converters (ADC)
Manufacturer	Texas Instruments
Series	–
Packaging	Tape & Reel (TR)
Part Status	Active
Number of Bits	24
Sampling Rate (Per Second)	125k
Number of Inputs	8, 16
Input Type	Differential, Single Ended
Data Interface	SPI
Configuration	MUX-ADC
Ratio – S/H:ADC	–
Number of A/D Converters	1
Architecture	Sigma-Delta
Reference Type	External
Voltage – Supply, Analog	5V
Voltage – Supply, Digital	2.7 V ~ 5.25 V
Features	–
Operating Temperature	-40°C ~ 105°C
Package / Case	48-VFQFN Exposed Pad
Supplier Device Package	48-VQFN Exposed Pad (7×7)

Introduction

The ADS1258IRTCR is a highly advanced analog-to-digital converter (ADC) that can be used in many different ways and has very low noise. In this in-depth guide, we’ll look at the ADS1258IRTCR’s most important features, functions, and uses, making it a useful tool for engineers, researchers, and hobbyists.

Introduction to ADCs

Analog-to-digital converters (ADCs) are an important part of modern electronics. They take continuous analog data and turn it into digital representations that digital systems can use to process. They make it possible to collect and analyze real-world signals like temperature, pressure, voltage, and current by converting them to a format that computer processing can understand.

Key Features of the ADS1258IRTCR

The ADS1258IRTCR is a great ADC that stands out because of a few key things:

• Multiplexing of up to 16 channels: The ADS1258IRTCR can combine up to 16 input channels, which makes it easy to get data from many devices or sources. With this feature, applications that need simultaneous measurements can be done in a way that saves money and space.
• High Resolution: With a resolution of 24 bits, the ADS1258IRTCR makes digital copies of analog signals that are exact and accurate. This high resolution lets it pick up on very small changes in input signals, which makes it good for apps that need a high level of precision.
• Low-Noise Performance: To reduce noise and interference, the ADS1258IRTCR uses advanced delta-sigma modulation and fifth-order sinc digital filtering. By reducing noise, the ADC makes the converted digital signals more accurate and reliable. This makes it perfect for applications that are sensitive to noise, like scientific study and medical instrumentation.
• Wide Input Voltage Range: The ADS1258IRTCR works with a wide range of sensors and data levels because it can handle a wide range of input voltages. It has a full-scale differential range of 5 volts or a true bipolar range of 2.5 volts when dealing with a 5 volt reference. Because it is so versatile, it can be used for many different things.
• Importance of Accuracy and Low-Noise Performance: Accuracy and low-noise performance are very important for ADCs, especially in applications that need exact measurements. Here are a few reasons why these things matter:
• Accuracy: To get exact measurements, you need to be precise. By having high resolution and low noise, the ADS1258IRTCR makes sure that the converted digital signals are very close to the original analog input. This makes it possible to take accurate readings and do detailed analysis.
• Signal purity: Low noise performance helps keep the original signal’s purity while it is being converted. The ADC maintains the quality and accuracy of the recorded signal by reducing noise and interference. This reduces distortions and artifacts that could make it harder to analyze data and make decisions.
• Sensitivity: There are many ways to use analog signals that require measuring small changes or differences. The ADS1258IRTCR has a high resolution that lets it pick up on small changes. This makes it good for applications that need high sensitivity, like monitoring the environment, scientific studies, and medical diagnostics.
• Reliability: Measurements are more reliable and can be done over and over again when ADCs are accurate and have low noise. They make sure that all the measurements are the same, which reduces uncertainty and makes it easier to trust the results.

Overall, the ADS1258IRTCR’s key features of high resolution, low noise performance, and multiplexing make it a flexible and reliable ADC that can be used for a wide range of applications that require precision, accuracy, and sensitivity in signal acquisition and analysis.

Technical Specifications

Channel Configuration and Scan Rates

The ADS1258IRTCR is an ADC that can be used in many different ways. Here are some of its basic details:

• Channel Configuration and Scan Rates: It has 16 input channels that can be set up as either 16 single-ended or 8 split inputs. The scan rates per channel range from 1.8 kbps to 23.7 kbps.
• Options for the Input Multiplexer: The ADC has different options for the input multiplexer, so users can link different sensors and signals.
• Voltage Range and Reference Options: It works with either a unipolar analog supply of +5V or a bipolar analog supply of 2.5V. When using a 5V standard, the full-scale differential range is 5V, or a true bipolar range of 2.5V.
• Delta-Sigma Modulator and Sinc Digital Filter: The ADC uses a fourth-order delta-sigma modulator and a fifth-order sinc digital filter to reduce noise and improve data quality.
• Clocking options: It has a built-in PLL that uses a 32.768 kHz crystal or an external clock source to make the system clock.
• Serial Communication Interface: The ADC uses an interface that is compatible with SPI so that it can be easily connected to microcontrollers and other digital devices.

Overall, the ADS1258IRTCR has flexible channel configurations, flexible input multiplexing, a wide voltage range and reference options, noise reduction through delta-sigma modulation and sinc filtering, system monitoring capabilities, clocking options, and a convenient serial communication interface.

Signal Conditioning and Sensor Biasing

For signal filtering and sensor biasing, the ADS1258IRTCR has two important features:

• Using the Outputs of the Multiplexer: The ADC gives users access to the outputs of the multiplexer, so they can use methods like amplification, filtering, and impedance matching to improve the quality and accuracy of the measured signals before sending them to the ADC.
• adjustable Sensor Bias Current Sources: The ADC has adjustable sensor bias current sources that can be used to bias sensors or check the sensors’ integrity. This feature makes sure that the sensors work in their straight and sensitive ranges, which improves the accuracy and performance of measurements.

With the ADS1258IRTCR, these features let users fine-tune signal conditioning and biasing for more accurate and reliable measurements.

Application

The ADS1258IRTCR has practical applications in various fields:

1. Industrial Automation and Control Systems: It accurately measures process parameters in industrial systems, ensuring efficient operation and product quality.
2. Precision Instrumentation and Measurement: It is used in scientific research, calibration systems, and laboratory equipment, providing high-resolution and low-noise measurements.
3. Sensor Data Acquisition: It interfaces with different sensors for real-time monitoring and analysis in applications like environmental monitoring and IoT sensor networks.
4. Medical and Biomedical Applications: It enables the accurate acquisition of physiological signals in medical devices and diagnostic equipment, ensuring reliable measurements.
5. Audio Processing and High-Fidelity Audio Equipment: It captures audio signals with precision, making it suitable for audio recording and professional audio equipment.

The ADS1258IRTCR’s versatility and performance make it valuable in industrial automation, precision instrumentation, sensor data acquisition, medical, and audio applications.

Final Thoughts on the ADS1258IRTCR

Discover the ADS1258IRTCR, the ultimate ADC for precision and reliability. Ideal for industrial automation, medical, and audio applications, this powerful device offers low-noise performance, multiplexing capabilities, and high resolution. Engineers, researchers, and enthusiasts seeking accurate analog-to-digital conversion can rely on the ADS1258IRTCR. Contact ICRFQ today to source this and other top-quality electronic components for your projects. Unlock your designs’ potential—get in touch now!

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