MMA8452Q

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MMA8452Q

+BOM

Accelerometers Accelerometer, I2C, 1.91-3.6V, XYZ, 2/4/8g, 12bit, QFN 16

  • メーカーNXPセミコンダクターズ

  • メーカー品番 #MMA8452Q

  • 在庫状況7209

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性

概要

Description

The MMA8452Q is a 3-axis, digital accelerometer produced by NXP Semiconductors. It is designed for use in mobile and embedded applications, offering a wide range of features for motion detection and orientation sensing. The sensor provides 12-bit resolution, allowing for precise measurements of acceleration. It supports a range of selectable data rates, from 1.56 Hz to 800 Hz, and offers dynamic range options of ±2g, ±4g, and ±8g.
Key features include embedded functions like auto-wake/sleep for efficient power management, and a variety of interrupt signals for motion detection, freefall, and orientation change. The device communicates via an I²C interface, which simplifies integration with microcontrollers and other digital systems.
The MMA8452Q is commonly used in applications such as smartphones, wearable devices, gaming controllers, and other consumer electronics that require accurate motion sensing. It also supports advanced gesture recognition and tap detection. Its compact design and low power consumption make it ideal for portable and battery-powered devices.

Equivalent

Equivalent products to the MMA8452Q accelerometer include:
1. ADXL345 by Analog Devices - A 3-axis digital accelerometer with similar functionality.
2. LIS3DH by STMicroelectronics - Another 3-axis accelerometer with a compact form factor.
3. BMA253 by Bosch Sensortec - Offers similar features and is widely used in consumer electronics.
4. KXTJ3-1057 by Kionix - Known for low-power consumption and good performance.
These alternatives provide similar capabilities in terms of measurement range, resolution, and interface options.

Features

The MMA8452Q is a 3-axis, capacitive, micro-machined accelerometer featuring a range of capabilities suitable for various applications. Key features include:
1. Selectable Sensitivity: Offers selectable full-scale ranges of ±2g, ±4g, and ±8g, providing flexibility in different measurement scenarios.
2. High Resolution: Delivers 12-bit resolution, allowing for precise motion detection and analysis.
3. Embedded Functions: Includes an embedded interrupt controller with six configurable interrupt pins, facilitating efficient event monitoring and response.
4. Low Power Consumption: Supports multiple power modes, including low-power mode, which is ideal for battery-operated devices.
5. I2C Interface: Features an I2C digital interface for easy integration with microcontrollers and other devices.
6. Motion Detection: Capable of detecting freefall, motion, and orientation, making it suitable for various motion-sensing applications.
7. Self-Test: Incorporates a self-test function to ensure reliability and accuracy over time.
8. Compact Design: Packaged in a small, 3 mm x 3 mm x 1 mm QFN package, it is suitable for space-constrained applications.
Overall, the MMA8452Q is designed for consumer electronics, automotive, and industrial applications where accurate and reliable motion detection is crucial.

Pinout

The MMA8452Q is a digital accelerometer with a pin count of 16. It is a low-power, three-axis, capacitive micro-machined accelerometer featuring 12 bits of resolution. The device operates over an I2C digital interface. Here's a brief overview of its key pins and functions:
1. VDD (1): Power supply pin.
2. VDDIO (2): I/O interface supply voltage.
3. GND (3): Ground.
4. SCL (4): I2C serial clock line.
5. SDA (5): I2C serial data line.
6. INT1 (6): Interrupt 1 output, can be programmed to indicate specific events.
7. INT2 (7): Interrupt 2 output, additional programmable interrupt.
8. NC (8, 10, 12, 13, 14, 16): Not connected.
9. SA0 (9): I2C address selection for the least significant bit.
10. GND (11, 15): Additional ground pins.
These pins allow the MMA8452Q to communicate with a host microcontroller to provide acceleration data and trigger interrupts for motion detection, orientation, and other functions.

Manufacturer

The MMA8452Q is manufactured by NXP Semiconductors. NXP is a global semiconductor company headquartered in the Netherlands. It specializes in the design, manufacturing, and supply of semiconductor devices and solutions. NXP is known for its innovations in areas such as automotive, communications, industrial, mobile, and the Internet of Things (IoT). The company is particularly prominent in the automotive industry with its advanced driver assistance systems (ADAS) and secure car access solutions. Additionally, NXP offers a broad portfolio of products, including microcontrollers, processors, connectivity solutions, and security technologies. The MMA8452Q is a three-axis, digital accelerometer, used in various applications such as motion detection, gesture recognition, and orientation sensing.

Application

The MMA8452Q is a 3-axis, low-power accelerometer commonly used in applications requiring motion and orientation detection. It is utilized in consumer electronics for features like screen rotation, tap detection, and gesture recognition in smartphones and tablets. In the automotive industry, it aids in navigation systems and collision detection. For industrial applications, it helps in monitoring machinery vibration and tilt sensing. The accelerometer is also employed in health and fitness devices to track movement and activity levels. Additionally, it can be used in gaming to enhance user interactions through motion sensing. Its low power consumption makes it suitable for battery-operated devices.

Package

The MMA8452Q is a 3-axis accelerometer available in a 16-pin QFN (Quad Flat No-lead) package, with dimensions of approximately 3mm x 3mm. This compact package is designed for integration into space-constrained applications, providing reliable motion sensing for a variety of uses.

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