Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tray |
| Part Status | Active |
| Type | Digital |
| Axis | X, Y, Z |
| Acceleration Range | ±2g, 4g, 8g, 16g |
| Sensitivity(LSB / g) | 256 (±2g) ~ 32 (±16g) |
| Bandwidth | 0.05Hz ~ 1.6kHz |
| Output Type | I²C, SPI |
| Voltage - Supply | 2V ~ 3.6V |
| Features | Adjustable Bandwidth |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
The ADXL345BCCZ is a small, low-power, 3-axis accelerometer used in various applications like mobile devices, gaming, and fitness equipment. Manufactured by Analog Devices, it features a high-resolution (13-bit) measurement at up to ±16g, making it suitable for both static and dynamic acceleration measurements, such as tilt-sensing applications.
The device offers both I²C and SPI digital interfaces, allowing flexible connectivity options. Its low power consumption makes it suitable for battery-operated devices. The ADXL345BCCZ also includes features like tap detection, free-fall detection, and activity/inactivity monitoring, enabling advanced motion-based functionalities.
With built-in orientation sensing, the accelerometer can automatically detect landscape and portrait positions, which is particularly useful in mobile and handheld devices. Its compact size and ability to operate over a wide temperature range make it versatile for different environments.
Overall, the ADXL345BCCZ is a robust, high-performance accelerometer ideal for applications requiring precise motion sensing and low power usage.
The device offers both I²C and SPI digital interfaces, allowing flexible connectivity options. Its low power consumption makes it suitable for battery-operated devices. The ADXL345BCCZ also includes features like tap detection, free-fall detection, and activity/inactivity monitoring, enabling advanced motion-based functionalities.
With built-in orientation sensing, the accelerometer can automatically detect landscape and portrait positions, which is particularly useful in mobile and handheld devices. Its compact size and ability to operate over a wide temperature range make it versatile for different environments.
Overall, the ADXL345BCCZ is a robust, high-performance accelerometer ideal for applications requiring precise motion sensing and low power usage.
Equivalent
The ADXL345BCCZ is a 3-axis digital accelerometer. Equivalent products include the MMA8451Q from NXP, the LIS3DHfrom STMicroelectronics, the BMA253 from Bosch Sensortec, and the MPU-6050from InvenSense, which includes both an accelerometer and a gyroscope. Each of these provides similar functionality in motion and orientation sensing applications.
Features
The ADXL345BCCZ is a small, thin, low-power, 3-axis accelerometer with high resolution (13-bit) measurement at up to ±16 g. Its key features include:
1. Low Power Consumption: Ideal for battery-operated devices.
2. High Resolution: Offers a 13-bit resolution, allowing precise measurement of acceleration with a sensitivity of 3.9 mg/LSB.
3. Selectable Measurement Range: Configurable for ±2 g, ±4 g, ±8 g, or ±16 g to suit different applications.
4. Digital Output: Utilizes I²C or SPI digital interfaces for easy integration with microcontrollers.
5. Built-in Sensors: Includes tap, double-tap, free-fall, and activity/inactivity detection.
6. Motion Detection: Capable of detecting and measuring dynamic acceleration resulting from motion or shock.
7. FIFO Buffer: Integrates a 32-level FIFO buffer to store data, reducing the need for constant processor intervention.
8. Small Package: Comes in a compact 3 mm × 5 mm × 1 mm, 14-pin LGA package, making it suitable for space-constrained designs.
9. Temperature Range: Operates effectively between -40°C to +85°C.
These features make it suitable for applications in mobile devices, gaming, medical instruments, and industrial equipment.
1. Low Power Consumption: Ideal for battery-operated devices.
2. High Resolution: Offers a 13-bit resolution, allowing precise measurement of acceleration with a sensitivity of 3.9 mg/LSB.
3. Selectable Measurement Range: Configurable for ±2 g, ±4 g, ±8 g, or ±16 g to suit different applications.
4. Digital Output: Utilizes I²C or SPI digital interfaces for easy integration with microcontrollers.
5. Built-in Sensors: Includes tap, double-tap, free-fall, and activity/inactivity detection.
6. Motion Detection: Capable of detecting and measuring dynamic acceleration resulting from motion or shock.
7. FIFO Buffer: Integrates a 32-level FIFO buffer to store data, reducing the need for constant processor intervention.
8. Small Package: Comes in a compact 3 mm × 5 mm × 1 mm, 14-pin LGA package, making it suitable for space-constrained designs.
9. Temperature Range: Operates effectively between -40°C to +85°C.
These features make it suitable for applications in mobile devices, gaming, medical instruments, and industrial equipment.
Pinout
The ADXL345BCCZ is a digital 3-axis accelerometer with a variety of features suitable for applications like motion detection and tilt sensing. It comes in a 14-pin LGA package. Below is the pin count and basic function:
1. VDD I/O (Pin 1): Supply voltage for I/O.
2. GND (Pin 2): Ground.
3. CS (Pin 3): Chip Select, active low.
4. SDO/ALT ADDRESS (Pin 4): Serial Data Output in SPI mode/Alternate I2C Address.
5. SDA/SDI/SDIO (Pin 5): I2C Serial Data/SPI Data Input/Output.
6. SCL/SCLK (Pin 6): I2C Serial Clock/SPI Clock.
7. VDD (Pin 7): Supply voltage for the device.
8. RESERVED (Pin 8-10): Reserved for factory use; must be left unconnected.
9. INT1 (Pin 11): Interrupt 1 output.
10. INT2 (Pin 12): Interrupt 2 output.
11. RESERVED (Pin 13-14): Reserved for factory use; must be left unconnected.
The ADXL345 can communicate via both SPI and I2C interfaces, offering flexibility in design.
1. VDD I/O (Pin 1): Supply voltage for I/O.
2. GND (Pin 2): Ground.
3. CS (Pin 3): Chip Select, active low.
4. SDO/ALT ADDRESS (Pin 4): Serial Data Output in SPI mode/Alternate I2C Address.
5. SDA/SDI/SDIO (Pin 5): I2C Serial Data/SPI Data Input/Output.
6. SCL/SCLK (Pin 6): I2C Serial Clock/SPI Clock.
7. VDD (Pin 7): Supply voltage for the device.
8. RESERVED (Pin 8-10): Reserved for factory use; must be left unconnected.
9. INT1 (Pin 11): Interrupt 1 output.
10. INT2 (Pin 12): Interrupt 2 output.
11. RESERVED (Pin 13-14): Reserved for factory use; must be left unconnected.
The ADXL345 can communicate via both SPI and I2C interfaces, offering flexibility in design.
Manufacturer
The ADXL345BCCZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacture of a wide range of analog, mixed-signal, and digital signal processing integrated circuits. The company’s products are used in various applications, including industrial, automotive, consumer electronics, and communication sectors. Known for its innovation in engineering, Analog Devices provides solutions that bridge the physical and digital worlds, enabling the development of technology that interfaces with real-world environments.
Application
The ADXL345BCCZ is a versatile 3-axis digital accelerometer used in various applications. It is widely employed in consumer electronics for motion detection, such as gesture control in smartphones and gaming devices. In industrial settings, it monitors vibration and shock in machinery for predictive maintenance. The sensor assists in navigation systems by providing tilt and orientation data, enhancing GPS accuracy. Additionally, it is used in portable medical devices for patient monitoring and in sports equipment to analyze motion. Its low power consumption and compact design make it suitable for wearable technology, while its high-resolution output is useful in precision measurement applications.
Package
The ADXL345BCCZ is a digital accelerometer sensor packaged in a 14-lead plastic land grid array (LGA) package. This compact package is designed for surface-mount technology, facilitating its integration into various electronic devices that require acceleration sensing.