Overview
The ADXL355BEZ-RL7 is a high-performance, 3-axis digital accelerometer produced by Analog Devices Inc. This device is part of the ADXL355 series, known for its low noise density, minimal 0 g offset drift, and low power consumption. It is highly integrated in a compact form factor, making it ideal for various precision applications, including Internet of Things (IoT) sensor nodes and other wireless product designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Part Number | ADXL355BEZ-RL7 | |
| Package | 14-CLCC (LCC-14, 6x6 mm) | |
| Measurement Ranges | ±2.048 g, ±4.096 g, ±8.192 g | |
| Noise Density | 22.5 µg/√Hz | |
| 0 g Offset Drift vs. Temperature | 0.15 mg/°C maximum | |
| Power Consumption (Measurement Mode) | 200 µA (with internal LDO regulator enabled) | |
| Power Consumption (Standby Mode) | 21 µA (with internal LDO regulator enabled) | |
| Voltage Supply Range | 2.25 V to 3.6 V (with internal regulators) | |
| Operating Temperature Range | -40°C to +125°C | |
| Interface | Digital SPI and I²C | |
| ADC Resolution | 20-bit |
Key Features
- Low noise density: 22.5 µg/√Hz, ensuring high accuracy in measurements.
- Minimal 0 g offset drift over temperature: 0.15 mg/°C maximum, providing long-term stability.
- Low power consumption: 200 µA in measurement mode and 21 µA in standby mode, suitable for battery-powered devices.
- Hermetic package: Offers excellent long-term stability and reliability.
- Integrated temperature sensor: Allows for temperature compensation and monitoring.
- Electromechanical self-test: Ensures the device's functionality and integrity.
- Programmable high- and low-pass digital filters: Enhances signal processing and noise reduction.
- Digital SPI and I²C interfaces: Supports flexible communication protocols.
- Data interpolation routine for synchronous sampling: Improves data accuracy and synchronization.
Applications
- Internet of Things (IoT) sensor nodes: Ideal for wireless and battery-powered IoT applications due to its low power consumption.
- Industrial automation: Used in vibration monitoring, predictive maintenance, and motion sensing in industrial environments.
- Aerospace and defense: Suitable for high-reliability applications requiring minimal offset drift and low noise.
- Consumer electronics: Found in devices such as smartphones, tablets, and gaming controllers for motion sensing and orientation detection.
- Medical devices: Used in medical equipment for precise motion and vibration measurements.
Q & A
- What is the measurement range of the ADXL355BEZ-RL7?
The ADXL355BEZ-RL7 supports measurement ranges of ±2.048 g, ±4.096 g, and ±8.192 g.
- What is the noise density of the ADXL355BEZ-RL7?
The noise density of the ADXL355BEZ-RL7 is 22.5 µg/√Hz.
- What are the power consumption characteristics of the ADXL355BEZ-RL7?
The device consumes 200 µA in measurement mode and 21 µA in standby mode with the internal LDO regulator enabled.
- What interfaces does the ADXL355BEZ-RL7 support?
The ADXL355BEZ-RL7 supports digital SPI and I²C interfaces.
- What is the operating temperature range of the ADXL355BEZ-RL7?
The operating temperature range is -40°C to +125°C.
- Does the ADXL355BEZ-RL7 have an integrated temperature sensor?
Yes, the ADXL355BEZ-RL7 includes an integrated temperature sensor.
- What is the package type of the ADXL355BEZ-RL7?
The package type is 14-CLCC (LCC-14, 6x6 mm).
- Is the ADXL355BEZ-RL7 suitable for IoT applications?
Yes, it is highly suitable for IoT applications due to its low power consumption and compact form factor.
- What is the ADC resolution of the ADXL355BEZ-RL7?
The ADC resolution is 20-bit.
- Does the ADXL355BEZ-RL7 support electromechanical self-test?
Yes, it supports electromechanical self-test for ensuring device functionality and integrity.
