Overview
The ADXL373BCCZ-RL, produced by Analog Devices Inc., is an ultra-low power, 3-axis, ±400 g microelectromechanical systems (MEMS) accelerometer. This device is designed for high-g applications and features advanced power management, making it suitable for a variety of use cases, including impact and shock detection, asset health assessment, and portable Internet of Things (IoT) edge nodes. The ADXL373 operates over a wide supply voltage range of 1.6 V to 3.5 V and is available in a compact 3.00 mm × 3.25 mm × 1.06 mm package.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Measurement Range | ±400 g | |||
| Bandwidth | 160 Hz to 2560 Hz | |||
| Output Data Rate (ODR) | 2560 Hz | |||
| Power Consumption at 2560 Hz ODR | 19 μA | |||
| Instant On Mode Power Consumption | 1.4 μA | |||
| Standby Mode Power Consumption | 0.1 μA | |||
| Supply Voltage Range | 1.6 V | 3.5 V | V | |
| Output Resolution | 12-bit | |||
| Scale Factor | 200 mg/LSB | |||
| Operating Temperature Range | -40°C | +105°C | °C | |
| Package Dimensions | 3.00 mm × 3.25 mm × 1.06 mm | |||
Key Features
- Ultra-low power consumption: 19 μA at 2560 Hz ODR, 1.4 μA in instant on mode, and 0.1 μA in standby mode.
- User selectable bandwidth with 4-pole antialiasing filter (160 Hz to 2560 Hz).
- Selectable oversampling ratio and adjustable high-pass filter.
- Impact and shock detection with adjustable threshold.
- Autonomous interrupt processing without processor intervention.
- Acceleration sample synchronization via external trigger.
- SPI and I2C digital interface support.
- Wide operating voltage range: 1.6 V to 3.5 V.
- Compact 3.00 mm × 3.25 mm × 1.06 mm package.
Applications
- Impact and shock detection.
- Asset health assessment.
- Portable Internet of Things (IoT) edge nodes.
- Concussion and head trauma detection.
Q & A
- What is the measurement range of the ADXL373?
The ADXL373 has a measurement range of ±400 g.
- What are the power consumption levels of the ADXL373 in different modes?
The ADXL373 consumes 19 μA at 2560 Hz ODR, 1.4 μA in instant on mode, and 0.1 μA in standby mode.
- What communication interfaces does the ADXL373 support?
The ADXL373 supports both SPI and I2C digital interfaces.
- What is the operating temperature range of the ADXL373?
The operating temperature range is -40°C to +105°C.
- What are the dimensions of the ADXL373 package?
The package dimensions are 3.00 mm × 3.25 mm × 1.06 mm.
- Can the ADXL373 be used for impact detection?
Yes, the ADXL373 is designed for impact and shock detection with adjustable thresholds.
- Does the ADXL373 support external trigger for acceleration sample synchronization?
Yes, the ADXL373 supports acceleration sample synchronization via an external trigger.
- What is the scale factor of the ADXL373's output data?
The scale factor is 200 mg/LSB.
- What is the resolution of the ADXL373's output data?
The output resolution is 12-bit.
- Can the ADXL373 operate on a coin cell battery?
Yes, the ADXL373 can derive power from a coin cell battery due to its ultra-low power consumption.
