ADS1291IRSMT - Texas Instruments

Manufacturer Part Number

ADS1291IRSMT

Manufacturer

Texas Instruments

Introduction

High-precision, low-power, single-channel AFE for biopotential measurements

Product Features and Performance

24-bit resolution for high data accuracy

Ultra-low power consumption of 495 µW suitable for battery-powered devices

Single-channel design optimized for compact medical and consumer electronics

Highly integrated with internal oscillator, reference, and programmable gain amplifier

Product Advantages

Enables precise biopotential measurement

Reduces system power requirements extending battery life

Minimizes external components and PCB space

Robust design with electrostatic discharge (ESD) protection

Key Technical Parameters

Number of Bits: 24

Number of Channels: 1

Power Consumption: 495 µW

Analog Supply Voltage: 2.7V to 5.25V

Digital Supply Voltage: 1.7V to 3.6V

Mounting Type: Surface Mount

Quality and Safety Features

Lead-free and RoHS compliant

Built-in SPI interface for secure digital communication

Offers continuous self-calibration for consistent performance

Compatibility

Compatible with various microcontrollers and digital systems through SPI interface

Application Areas

Medical instrumentation: ECG, EEG, patient monitoring

Portable and wearable health devices

Fitness and activity monitoring equipment

Product Lifecycle

Active product with no indication of near-term discontinuation

Replacements or upgrades depend on Texas Instruments' product roadmap

Several Key Reasons to Choose This Product

High-resolution data conversion enhances signal clarity

Very low power consumption is ideal for portable applications

Integrated features reduce the need for additional components

Easy to integrate with existing digital backends

Robust performance with ESD protection and self-calibration

Flexible power requirements accommodate diverse power supplies

Supported by Texas Instruments' comprehensive technical resources and community