Overview
The ADXL355BEZ-RL, produced by Analog Devices Inc., is a low noise density, low 0 g offset drift, and low power 3-axis MEMS accelerometer. This device is part of the ADXL355 series, which offers industry-leading noise performance, minimal offset drift over temperature, and long-term stability. These characteristics make it ideal for precision applications with minimal calibration requirements. The ADXL355 is highly integrated in a compact form factor, making it suitable for Internet of Things (IoT) sensor nodes and other wireless product designs.
Key Specifications
| Parameter | Value |
|---|---|
| Measurement Ranges | ±2.048 g, ±4.096 g, ±8.192 g |
| Noise Density | 22.5 µg/√Hz (all axes) |
| 0 g Offset vs. Temperature | 0.15 mg/°C maximum (all axes) |
| Power Consumption (Measurement Mode) | 200 µA (VSUPPLY with internal LDO regulator enabled) |
| Power Consumption (Standby Mode) | 21 µA (VSUPPLY with internal LDO regulator enabled) |
| Voltage Range | 2.25 V to 3.6 V (VSUPPLY with internal regulators) |
| Operating Temperature Range | −40°C to +125°C |
| Package | 14-terminal, 6 mm × 5.6 mm × 2.2 mm, LCC package |
| Interfaces | Digital SPI and I²C interfaces supported |
| ADC Resolution | 20-bit |
Key Features
- Hermetic package offering excellent long-term stability
- Ultralow noise density and minimal offset drift over temperature
- Low power consumption with options for internal LDO regulator or bypassed LDO
- Integrated temperature sensor and electromechanical self-test
- Programmable high- and low-pass digital filters and data interpolation routine for synchronous sampling
- Digital SPI and I²C interfaces with 20-bit ADC
Applications
The ADXL355BEZ-RL is ideal for various precision applications, including Internet of Things (IoT) sensor nodes, wireless product designs, and any scenario requiring high accuracy and low power consumption. It is particularly suited for environments where minimal calibration is necessary due to its stable performance over temperature and time.
Q & A
- What are the measurement ranges of the ADXL355BEZ-RL? The ADXL355 supports measurement ranges of ±2.048 g, ±4.096 g, and ±8.192 g.
- What is the noise density of the ADXL355BEZ-RL? The noise density is 22.5 µg/√Hz for all axes.
- How much power does the ADXL355BEZ-RL consume in measurement mode? The device consumes 200 µA in measurement mode with the internal LDO regulator enabled.
- What is the operating temperature range of the ADXL355BEZ-RL? The operating temperature range is −40°C to +125°C.
- What interfaces does the ADXL355BEZ-RL support? The device supports digital SPI and I²C interfaces.
- Does the ADXL355BEZ-RL have an integrated temperature sensor? Yes, it includes an integrated temperature sensor.
- Can the ADXL355BEZ-RL perform electromechanical self-tests? Yes, it has an electromechanical self-test feature.
- What is the resolution of the ADC in the ADXL355BEZ-RL? The ADC resolution is 20 bits.
- What is the package type and dimensions of the ADXL355BEZ-RL? It comes in a 14-terminal, 6 mm × 5.6 mm × 2.2 mm, LCC package.
- Is the ADXL355BEZ-RL suitable for IoT applications? Yes, it is highly suitable for IoT sensor nodes and other wireless product designs due to its low power consumption and high accuracy.
