ADS1211U/1K - Burr Brown

Manufacturer Part Number

ADS1211U/1K

Manufacturer

Texas Instruments

Introduction

High-precision 24-bit Sigma-Delta ADC with integrated PGA

Product Features and Performance

24-bit resolution

16k samples per second

4 differential input channels

SPI data interface

Configurable MUX-PGA-ADC

Sigma-Delta architecture

Selectable external or internal reference

5V analog and digital supply voltage

Programmable gain amplifier included

Operating temperature range from -40°C to 85°C

Product Advantages

High accuracy for precise measurements

Low noise performance

Flexible configuration for various applications

Integrated features reduce external component count

Robust operating temperature suitable for industrial environments

Key Technical Parameters

Number of Bits: 24

Sampling Rate: 16k SPS

Number of Inputs: 4

Input Type: Differential

Data Interface: SPI

Architecture: Sigma-Delta

Voltage Supply, Analog: 5V

Voltage Supply, Digital: 5V

Quality and Safety Features

Built-in overvoltage protection

Operates reliably in extended temperature range

Compatibility

Standard SPI interface for easy integration with most microcontrollers

Surface Mount 24-SOIC package compatible with common PCB designs

Application Areas

Industrial process control

Medical instrumentation

Data acquisition systems

Precision sensor measurement

Product Lifecycle

Last Time Buy status indicates nearing discontinuation

Potential for replacements or upgrades may be available

Several Key Reasons to Choose This Product

Superior resolution for detailed signal analysis

High sample rate suitable for dynamic signal measurements

Integrated PGA provides flexibility with input signal ranges

Robust construction ensures reliability in harsh conditions

Texas Instruments' reputation for quality and support