Overview
The ADXL343BCCZ-RL, produced by Analog Devices Inc., is a versatile 3-axis digital-output MEMS accelerometer. It is designed for use in a wide variety of applications, offering high resolution and configurable motion detection features. This accelerometer is robust, with a wide operating temperature range and high shock survival, making it suitable for harsh environments. The ADXL343 measures acceleration with a high resolution of up to 13 bits and provides digital output accessible via SPI (3- and 4-wire) and I2C interfaces.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Measurement Range | ±2 g, ±4 g, ±8 g, ±16 g | |||
| Resolution | 10-bit to 13-bit | |||
| Output Format | 16-bit twos complement | |||
| Interface Type | SPI (3- and 4-wire), I2C | |||
| Supply Voltage Range | 2.0 V | 3.6 V | V | |
| I/O Voltage Range | 1.7 V | Vs | V | |
| Operating Temperature Range | -40°C | +85°C | °C | |
| Shock Survival | 10,000 g | |||
| Package Dimensions | 3 mm × 5 mm × 1 mm | |||
| Power Consumption (ODR ≥ 100 Hz) | 140 µA | µA | ||
| Standby Mode Leakage Current | 0.1 µA | µA |
Key Features
- Multipurpose accelerometer with 10- to 13-bit resolution for various applications.
- Digital output accessible via SPI (3- and 4-wire) and I2C interfaces.
- Built-in motion detection features including tap, double-tap, activity, inactivity, and free-fall detection.
- User-adjustable thresholds for motion detection.
- Interrupts independently mappable to two interrupt pins.
- Low power operation down to 23 µA and embedded FIFO for reducing overall system power.
- Wide supply voltage range: 2.0 V to 3.6 V.
- I/O voltage range: 1.7 V to Vs.
- Wide operating temperature range: -40°C to +85°C.
- High shock survival: 10,000 g.
- Small, thin, Pb-free, RoHS compliant 3 mm × 5 mm × 1 mm LGA package.
Applications
- Handsets
- Gaming and pointing devices
- Hard disk drive (HDD) protection
Q & A
- What is the measurement range of the ADXL343BCCZ-RL?
The ADXL343BCCZ-RL has a measurement range of ±2 g, ±4 g, ±8 g, and ±16 g.
- What interfaces does the ADXL343BCCZ-RL support?
The ADXL343BCCZ-RL supports SPI (3- and 4-wire) and I2C interfaces.
- What are the built-in motion detection features of the ADXL343BCCZ-RL?
The ADXL343BCCZ-RL includes built-in motion detection features such as tap, double-tap, activity, inactivity, and free-fall detection.
- What is the power consumption of the ADXL343BCCZ-RL in active mode?
The power consumption is approximately 140 µA when the output data rate (ODR) is greater than or equal to 100 Hz.
- What is the operating temperature range of the ADXL343BCCZ-RL?
The operating temperature range is -40°C to +85°C.
- How robust is the ADXL343BCCZ-RL to shock?
The ADXL343BCCZ-RL can survive up to 10,000 g of shock.
- What is the package size of the ADXL343BCCZ-RL?
The package dimensions are 3 mm × 5 mm × 1 mm.
- Is the ADXL343BCCZ-RL RoHS compliant?
Yes, the ADXL343BCCZ-RL is Pb-free and RoHS compliant.
- What is the resolution of the ADXL343BCCZ-RL?
The resolution ranges from 10-bit to 13-bit.
- How does the ADXL343BCCZ-RL manage data to reduce system power?
The ADXL343BCCZ-RL has an integrated 32-level FIFO buffer to store data, minimizing host processor activity and reducing overall system power consumption.
