Overview
The ADXL359BCCZ, produced by Analog Devices Inc., is a low noise density, low 0 g offset drift, and low power 3-axis microelectromechanical system (MEMS) accelerometer. This device is designed to offer industry-leading noise performance, minimal offset drift over temperature, and long-term stability. It supports selectable measurement ranges of ±10 g, ±20 g, and ±40 g, making it suitable for a wide range of precision applications, including inertial measurement units (IMUs), platform stabilization systems, and condition monitoring in high-vibration environments.
Key Specifications
| Parameter | Value |
|---|---|
| Acceleration Range | ±10 g, ±20 g, ±40 g |
| Sensitivity (LSB/g) | 51200 (±10 g) ~ 12800 (±40 g) |
| Bandwidth | 1 Hz ~ 1 kHz |
| Output Type | I2C, SPI |
| Voltage - Supply | 2.25 V to 3.6 V (VSUPPLY), 1.8 V typical ± 10% (V1P8ANA, V1P8DIG) |
| Operating Temperature Range | −40°C to +125°C |
| Package | 14-terminal, 4 mm × 4 mm × 1.04 mm, LGA |
| Power Consumption | 200 μA (measurement mode), 21 μA (standby mode) |
| ADC Resolution | 20-bit Σ-Δ ADC |
Key Features
- Programmable high-pass and low-pass digital filters
- Integrated temperature sensor with 12-bit SAR ADC
- Selectable measurement ranges (±10 g, ±20 g, ±40 g)
- Low noise density: 80 μg/√Hz
- Low 0 g offset drift: 0.45 mg/°C typical
- Low power consumption: 200 μA in measurement mode, 21 μA in standby mode
- Digital output via SPI and I2C interfaces
- Self-test feature for accurate measurement
- Adjustable bandwidth and output data rates
Applications
- Inertial Measurement Units (IMUs) and Altitude and Heading Reference Systems (AHRSs)
- Platform stabilization systems
- Vibration sensing
- Structural health monitoring
- Tilt sensing
- Robotics
- Condition monitoring
Q & A
- What are the selectable measurement ranges of the ADXL359BCCZ?
The ADXL359BCCZ supports measurement ranges of ±10 g, ±20 g, and ±40 g.
- What is the noise density of the ADXL359BCCZ?
The noise density of the ADXL359BCCZ is 80 μg/√Hz.
- What are the communication interfaces available on the ADXL359BCCZ?
The ADXL359BCCZ supports both SPI and I2C communication interfaces.
- What is the operating temperature range of the ADXL359BCCZ?
The operating temperature range is −40°C to +125°C.
- Does the ADXL359BCCZ have an integrated temperature sensor?
Yes, the ADXL359BCCZ includes an integrated temperature sensor with a 12-bit SAR ADC.
- What is the power consumption of the ADXL359BCCZ in measurement and standby modes?
The power consumption is 200 μA in measurement mode and 21 μA in standby mode.
- What is the package type and dimensions of the ADXL359BCCZ?
The package is a 14-terminal LGA with dimensions of 4 mm × 4 mm × 1.04 mm.
- Does the ADXL359BCCZ support programmable digital filters?
Yes, it supports programmable high-pass and low-pass digital filters.
- What are some of the typical applications of the ADXL359BCCZ?
Typical applications include IMUs, AHRSs, platform stabilization systems, vibration sensing, structural health monitoring, tilt sensing, robotics, and condition monitoring.
- How does the self-test feature of the ADXL359BCCZ work?
The self-test feature applies an electrostatic force to the mechanical sensor and measures the response, allowing for accurate self-test even in the presence of external mechanical noise.
