Overview
The ADAS1000-4BSTZ, produced by Analog Devices Inc., is a low-power, 3-channel Electrocardiogram (ECG) Analog Front End (AFE) designed to simplify the acquisition and ensure the quality of ECG signals. This device is part of the ADAS1000 series, which includes various models tailored for different biopotential applications. The ADAS1000-4BSTZ is particularly notable for its inclusion of respiration measurement and pace detection, making it a comprehensive solution for ECG monitoring.
Its low power consumption and compact size make it suitable for both portable, battery-powered applications and higher-end diagnostic machines. The device supports multiple features such as multichannel averaged driven lead, selectable reference drive, fast overload recovery, and flexible respiration circuitry, enhancing the quality of ECG signal acquisition.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Number of Channels | - | - | 3 | - | ECG channels plus one driven lead |
| Number of Bits | - | - | 19 | - | Resolution of the AFE |
| Supply Voltage (Analog) | 3.15 | - | 5.5 | V | |
| Supply Voltage (Digital) | 1.71 | - | 1.89 | V | |
| Power Consumption (1 lead) | - | 11 | - | mW | |
| Power Consumption (3 leads) | - | 15 | - | mW | |
| Package Type | - | - | 64-LQFP | - | 10mm x 10mm body size |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- Biopotential Signal Acquisition: The ADAS1000-4BSTZ can acquire and process ECG signals, thoracic impedance, pacing artifacts, and lead-on/off status.
- Respiration Measurement and Pace Detection: Includes features for respiration measurement and internal pace detection algorithm operating on three leads.
- Low Power Operation: Consumes as low as 11 mW for one lead and 15 mW for three leads, making it suitable for battery-powered applications.
- Flexible Configuration: Supports multichannel averaged driven lead, selectable reference drive, and fast overload recovery.
- Scalable Noise vs. Power Control: Allows for noise reduction at the expense of increased power consumption, and channels can be shut down to save power.
- Digital Output Options: Supports SPI-, QSPI-, and DSP-compatible serial interfaces for flexible data output.
- Compliance with Standards: Meets various medical standards including AAMI EC11, IEC60601-1, and others.
Applications
- ECG Monitoring and Diagnostic Equipment: Suitable for bedside patient monitoring, portable telemetry, Holter monitors, AEDs, cardiac defibrillators, ambulatory monitors, and pace maker programmers.
- Portable and Battery-Powered Devices: Ideal for use in portable, battery-powered applications due to its low power consumption.
- Higher-End Diagnostic Machines: High performance makes it suitable for use in advanced diagnostic equipment).
- Patient Transport and Stress Testing: Can be used in various medical scenarios including patient transport and stress testing).
Q & A
- What is the primary function of the ADAS1000-4BSTZ?
The ADAS1000-4BSTZ is designed to acquire and process electrocardiogram (ECG) signals, thoracic impedance, pacing artifacts, and lead-on/off status.
- How many ECG channels does the ADAS1000-4BSTZ support?
The ADAS1000-4BSTZ supports three ECG channels plus one driven lead.
- What are the key features of the ADAS1000-4BSTZ?
Key features include respiration measurement, pace detection, low power operation, flexible configuration options, and scalable noise vs. power control.
- What are the typical power consumption values for the ADAS1000-4BSTZ?
The device consumes approximately 11 mW for one lead and 15 mW for three leads.
- What package options are available for the ADAS1000-4BSTZ?
The device is available in a 64-lead LQFP package (10mm x 10mm body size).
- What is the operating temperature range of the ADAS1000-4BSTZ?
The operating temperature range is from -40°C to +85°C.
- Does the ADAS1000-4BSTZ comply with medical standards?
Yes, it complies with various medical standards including AAMI EC11, IEC60601-1, and others.
- What are some common applications of the ADAS1000-4BSTZ?
Common applications include ECG monitoring and diagnostic equipment, portable and battery-powered devices, higher-end diagnostic machines, patient transport, and stress testing.
- How does the ADAS1000-4BSTZ support digital output?
The device supports SPI-, QSPI-, and DSP-compatible serial interfaces for flexible data output.
- Can the ADAS1000-4BSTZ be used in high-performance diagnostic machines?
Yes, its high performance makes it suitable for use in advanced diagnostic equipment.
