Texas Instruments

ADS1234IPW  

Analog to Digital Converters

ADS1234IPW Description

The ADS1234IPW is a high-performance, 24-bit sigma-delta analog-to-digital converter (ADC) designed for precision data acquisition applications. Manufactured by Texas Instruments, this device is part of the Data Acquisition ICs category and is housed in a 28-TSSOP package, making it suitable for surface mount applications. The ADS1234IPW features a single A/D converter with four input channels, supporting both differential and single-ended input types. This flexibility allows for a wide range of signal conditioning and measurement tasks.

The ADC operates with a sampling rate of up to 80 samples per second, providing high-resolution data output. It is powered by a supply voltage range of 2.7V to 5.3V for both analog and digital supplies, ensuring compatibility with various power sources. The ADS1234IPW also includes a programmable gain amplifier (PGA), which enhances its ability to handle low-level signals by amplifying them before conversion. This feature is particularly beneficial in applications where signal strength is weak and requires boosting for accurate measurement.

ADS1234IPW Features

• High Resolution: The 24-bit sigma-delta ADC provides exceptional resolution, enabling precise measurements of minute signal variations.
• Programmable Gain Amplifier (PGA): The integrated PGA allows for signal amplification, making it easier to measure low-level signals accurately.
• Multiple Input Channels: With four input channels, the ADS1234IPW can handle multiple signals simultaneously, increasing its versatility in multi-channel applications.
• Differential and Single-Ended Inputs: The ability to process both differential and single-ended inputs makes this ADC suitable for a variety of signal types and configurations.
• SPI Data Interface: The ADS1234IPW communicates with host systems via the SPI interface, ensuring fast and reliable data transfer.
• Wide Supply Voltage Range: Operating within a 2.7V to 5.3V supply voltage range for both analog and digital supplies, the ADC is adaptable to different power supply environments.
• Compliance and Reliability: The ADS1234IPW is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 2, making it suitable for long-term storage and use in various environmental conditions.

ADS1234IPW Applications

The ADS1234IPW is ideal for a range of high-precision applications, including:

• Industrial Automation: In industrial settings, the ADS1234IPW can be used for precise measurement of various parameters such as temperature, pressure, and flow rates. Its high resolution and PGA capabilities make it suitable for monitoring and controlling critical processes.
• Medical Devices: For medical applications, the ADC's ability to accurately measure low-level signals is crucial for devices such as patient monitors, diagnostic equipment, and wearable health devices.
• Scientific Instruments: In laboratories, the ADS1234IPW can be employed in precision measurement instruments, such as spectrometers and chromatographs, where high accuracy and resolution are essential.
• Environmental Monitoring: The ADC can be used in environmental sensors to measure parameters like air quality, water quality, and soil conditions with high precision.

Conclusion of ADS1234IPW

The ADS1234IPW from Texas Instruments is a robust and versatile 24-bit sigma-delta ADC designed for precision data acquisition. Its high resolution, programmable gain amplifier, and multiple input channels make it a powerful tool for a variety of applications. The device's wide supply voltage range, SPI interface, and compliance with environmental standards further enhance its appeal. Whether used in industrial automation, medical devices, scientific instruments, or environmental monitoring, the ADS1234IPW offers reliable performance and exceptional accuracy, making it a standout choice in the field of data acquisition ICs.

ADS1234IPW Documents

Download datasheets and manufacturer documentation for ADS1234IPW

Images :

Mechanical Outline Drawing      

PCN :

TI - PCN - 8-5-10 (PDF)       Product Change Notification (PDF)      

Models :

ADS1234IPW Symbol & Footprint by SnapMagic      

Application Notes :

Delta-Sigma ADC Design for Bridge Sensor Applications       Industrial data-acquisition interfaces with digital isolators (Rev. A)