Overview
The ADAS1000-2BCPZ-RL, produced by Analog Devices Inc., is a variant of the ADAS1000 family of low-power, 5-electrode electrocardiogram (ECG) analog front ends. This specific model is configured for gang purposes, offering only ECG channels without respiration, pace, or right leg drive features. It is designed to simplify the acquisition and ensure the quality of ECG signals, making it suitable for both portable, battery-powered applications and higher-end diagnostic machines.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Description |
|---|---|---|---|---|---|
| Voltage - Supply, Analog (AVDD) | 3.15 | 3.3 | 5.5 | V | Analog supply voltage range |
| Voltage - Supply, Digital (IOVDD) | 1.65 | - | 3.6 | V | Digital supply voltage range |
| Voltage - Supply, ADC/Digital (ADCVDD/DVDD) | 1.71 | 1.8 | 1.89 | V | ADC and digital supply voltage range |
| AVDD Standby Current | 785 | - | 975 | μA | Standby current for analog supply |
| IOVDD Standby Current | 1 | - | 60 | μA | Standby current for digital supply |
| AVDD Current (High Performance Mode) | 3.4 | - | 6.25 | mA | Current consumption in high performance mode |
| AVDD Current (Low Performance Mode) | 3.1 | - | 5.3 | mA | Current consumption in low performance mode |
| Output Frame Rate | - | - | 128 kHz | - | Frame rate for ECG data output |
| Package Type | - | - | 56-Lead LFCSP | - | Package type and lead count |
| Operating Temperature Range | -40°C | - | +85°C | - | Operating temperature range |
Key Features
- Low-power, 5-channel ECG analog front end
- No respiration or pace detection features in this variant (ADAS1000-2)
- Support for up to 10+ electrode measurements using parallel ICs
- Internal pace detection algorithm (not applicable in this variant)
- AC and DC lead-off detection
- Flexible respiration circuitry (not applicable in this variant)
- Multichannel averaged driven lead and selectable reference drive
- Fast overload recovery and differential amplifier input structure
- Power/noise scaling architecture to reduce noise at the expense of power consumption
- Support for dc and ac test excitation via the calibration DAC and cyclic redundancy check (CRC) redundancy testing
Applications
The ADAS1000-2BCPZ-RL is suitable for a variety of applications, including portable, battery-powered ECG devices and higher-end diagnostic machines. It is particularly useful in biopotential applications where high-quality ECG signal acquisition is crucial.
Some specific use cases include:
- Portable ECG monitors
- Wearable health devices
- Clinical diagnostic equipment
- Telemedicine devices
Q & A
- What is the primary function of the ADAS1000-2BCPZ-RL?
The primary function is to acquire and ensure the quality of ECG signals. - What are the key differences between ADAS1000, ADAS1000-1, and ADAS1000-2?
The ADAS1000 includes respiration and pace detection, ADAS1000-1 has only ECG channels, and ADAS1000-2 is configured for gang purposes with only ECG channels enabled. - What is the operating temperature range of the ADAS1000-2BCPZ-RL?
The operating temperature range is from -40°C to +85°C. - What are the supply voltage ranges for the ADAS1000-2BCPZ-RL?
The supply voltage ranges are 3.15V to 5.5V for AVDD, 1.65V to 3.6V for IOVDD, and 1.71V to 1.89V for ADCVDD/DVDD. - Does the ADAS1000-2BCPZ-RL support lead-off detection?
Yes, it supports both AC and DC lead-off detection. - What is the output frame rate for ECG data?
The output frame rate is up to 128 kHz. - What package types are available for the ADAS1000-2BCPZ-RL?
The device is available in a 56-Lead LFCSP package. - How does the power/noise scaling architecture work?
The architecture allows noise to be reduced at the expense of increasing power consumption, and signal acquisition channels can be shut down to save power. - What additional features are available for testing and development?
Features include dc and ac test excitation via the calibration DAC and cyclic redundancy check (CRC) redundancy testing. - Is the ADAS1000-2BCPZ-RL suitable for portable applications?
Yes, it is suitable for portable, battery-powered applications due to its low power consumption.
