Overview
The ADS1292IPBS is a highly integrated, multi-channel analog front-end (AFE) designed by Texas Instruments. This product is specifically tailored for bio-potential signal acquisition, making it ideal for applications such as electrocardiogram (ECG) and electroencephalogram (EEG) monitoring. The ADS1292IPBS combines low noise, high resolution, and low power consumption, making it a competitive choice for medical and healthcare devices. Its compact design and advanced features position it as a preferred solution for wearable and portable medical equipment.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Channels | 2 | - | Differential |
| Resolution | 24 | bits | - |
| Data Rate | 250 to 16,000 | SPS | Programmable |
| Input Noise | 1.0 | µVpp | Gain = 6, 150 Hz BW |
| Power Supply | 2.7 to 5.25 | V | Single supply |
| Power Consumption | 0.75 | mW | Per channel |
| Interface | SPI | - | Serial interface |
| Operating Temperature | -40 to +85 | °C | - |
| Package | TQFP-32 | - | - |
Key Features
- High Resolution: 24-bit ADC ensures precise signal acquisition.
- Low Noise: 1.0 µVpp input noise for accurate measurements.
- Low Power Consumption: Ideal for battery-powered devices.
- Integrated Features: Includes programmable gain amplifiers (PGA) and a built-in reference.
- Flexible Data Rate: Adjustable from 250 SPS to 16,000 SPS.
- Compact Design: TQFP-32 package for space-constrained applications.
Applications
The ADS1292IPBS is widely used in medical and healthcare applications, including:
- ECG Monitoring: Provides high-accuracy heart rate monitoring in wearable devices.
- EEG Monitoring: Suitable for brain activity monitoring in portable EEG systems.
- Patient Monitoring: Used in hospital-grade equipment for continuous patient vitals tracking.
- Portable Medical Devices: Ideal for compact, battery-operated diagnostic tools.
Q & A
1. What is the resolution of the ADS1292IPBS?
The ADS1292IPBS features a 24-bit analog-to-digital converter (ADC).
2. What is the input noise level of this device?
The input noise is 1.0 µVpp when the gain is set to 6 and the bandwidth is 150 Hz.
3. Can the data rate be adjusted?
Yes, the data rate is programmable and can be set between 250 SPS and 16,000 SPS.
4. What is the power supply range for the ADS1292IPBS?
The device operates on a single power supply ranging from 2.7 V to 5.25 V.
5. Is the ADS1292IPBS suitable for portable devices?
Yes, its low power consumption and compact design make it ideal for portable and wearable devices.
6. What interface does the ADS1292IPBS use?
It uses a serial SPI interface for communication.
7. What is the operating temperature range?
The device operates reliably from -40°C to +85°C.
8. Does the ADS1292IPBS include a built-in reference?
Yes, it includes an integrated reference for simplified design.
9. How many channels does the ADS1292IPBS support?
It supports 2 differential channels.
10. What is the typical power consumption per channel?
The typical power consumption is 0.75 mW per channel.
