Texas Instruments ADS1292RIRSMT

The ADS1292RIRSMT is a state-of-the-art, low-noise, complete analog front-end (AFE) designed by Texas Instruments for biopotential and bioimpedance applications. It is particularly tailored for the demanding requirements of portable and wearable medical electrocardiogram (ECG) and respiration monitoring equipment, but its versatility allows it to be used in a wide array of biometric signal acquisition systems.

Key Features

• Integrated Features: The device integrates two low-noise programmable gain amplifiers (PGAs), a digital filter for respiration measurement, and a right-leg drive (RLD) amplifier to improve common-mode rejection.
• Data Rate: Configurable data rates from 250 SPS to 8 kSPS allow the designer to optimize between resolution and power consumption, making it ideal for battery-powered applications.
• Resolution: It boasts a 24-bit resolution which ensures high-precision signal acquisition, crucial for accurate medical readings.
• Interface: The device supports an SPI-compatible serial interface, enabling easy communication with most microcontrollers and digital systems.
• Power Supply: The ADS1292RIRSMT operates on a supply range from 2.7V to 5.25V, providing flexibility in system power design.
• Package: Supplied in a compact, surface-mount QFN-32 package, it is designed for space-constrained applications.

Applications

The ADS1292RIRSMT is ideal for a variety of applications including:

• Portable ECG systems
• Wearable heart rate monitors
• Ambulatory respiration monitors
• Battery-powered medical devices
• Fitness and activity heart rate monitors

Design Support

Texas Instruments offers comprehensive design support for the ADS1292RIRSMT, including detailed datasheets, reference designs, and evaluation modules. This support helps engineers accelerate their product development cycles and bring robust, reliable medical devices to market faster.