Overview
The ADAS1000BSTZ, produced by Analog Devices Inc., is a low-power, 5-channel Electrocardiogram (ECG) Analog Front End (AFE) designed for biopotential applications. This device is part of the ADAS1000 family, which includes variants such as the ADAS1000-1 and ADAS1000-2, each with different feature sets. The ADAS1000BSTZ is particularly notable for its inclusion of respiration measurement and pace detection, making it versatile for various medical and diagnostic applications.
It features a compact design, available in a 64-lead LQFP package, and operates over a temperature range of −40°C to +85°C. The device is optimized for low power consumption, making it suitable for portable, battery-powered devices as well as higher-end diagnostic equipment.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Description |
|---|---|---|---|---|---|
| Number of Channels | 5 | ECG acquisition channels | |||
| Package Type | 64-LQFP | Package type and pin count | |||
| Temperature Range | −40°C | +85°C | °C | Operating temperature range | |
| Voltage - Supply, Analog | 3.15 V | 5.5 V | V | Analog supply voltage range | |
| Sampling Rate | 2 Msps | sps | Maximum sampling rate | ||
| Interface | SPI, Serial | Communication interfaces |
Key Features
- Biopotential Signal Acquisition: Measures electrocardiogram (ECG) signals, thoracic impedance, pacing artifacts, and lead-on/lead-off status.
- Respiration Measurement: Includes flexible respiration circuitry returning magnitude and phase information.
- Pace Detection: Internal pace detection algorithm operating on three leads.
- Lead-Off Detection: AC and DC lead-off detection options.
- Low Power and Compact Design: Suitable for portable, battery-powered applications with a small footprint.
- Power/Noise Scaling Architecture: Allows noise reduction at the expense of increased power consumption.
- Differential Amplifier Input: Provides a variety of configuration options for users.
- Test and Development Features: Includes DC and AC test excitation via the calibration DAC and cyclic redundancy check (CRC) redundancy testing.
Applications
The ADAS1000BSTZ is designed for a wide range of biopotential applications, including:
- Portable ECG Devices: Suitable for battery-powered, handheld ECG devices due to its low power consumption.
- Diagnostic Equipment: Used in higher-end diagnostic machines requiring high performance and accuracy.
- Medical Research and Development: Ideal for research and development in medical fields requiring precise ECG signal acquisition.
- Telemedicine and Remote Monitoring: Can be integrated into telemedicine devices for remote patient monitoring.
Q & A
- What is the primary function of the ADAS1000BSTZ?
The ADAS1000BSTZ is a 5-channel Electrocardiogram (ECG) Analog Front End (AFE) designed to measure ECG signals, thoracic impedance, pacing artifacts, and lead-on/lead-off status.
- What package options are available for the ADAS1000BSTZ?
The ADAS1000BSTZ is available in a 64-lead LQFP package.
- What is the operating temperature range of the ADAS1000BSTZ?
The device operates over a temperature range of −40°C to +85°C.
- What are the key features of the ADAS1000BSTZ's respiration measurement?
The device includes flexible respiration circuitry that returns magnitude and phase information.
- How does the ADAS1000BSTZ handle pace detection?
The device features an internal pace detection algorithm operating on three leads.
- What types of lead-off detection does the ADAS1000BSTZ support?
The device supports both AC and DC lead-off detection.
- How does the power/noise scaling architecture work in the ADAS1000BSTZ?
The architecture allows noise reduction at the expense of increased power consumption.
- What test and development features are included in the ADAS1000BSTZ?
The device includes DC and AC test excitation via the calibration DAC and cyclic redundancy check (CRC) redundancy testing.
- What are the typical applications of the ADAS1000BSTZ?
The device is used in portable ECG devices, diagnostic equipment, medical research, and telemedicine applications.
- How does the ADAS1000BSTZ connect to other devices for data transfer?
The device uses SPI and serial interfaces for communication.
