Imagens apenas para referência
MMA8453QR1
+Lista de MateriaisACCELEROMETER 2-8G I2C 16QFN
-
FabricanteNXP USA Inc.
-
Peça do Fabricante #MMA8453QR1
-
Ficha Técnica MMA8453QR1 DataSheet
-
Em Estoque5441
365 Garantia de Qualidade em 1 dia
7*24 Garantia de serviço em 24 horas
90-Garantia de pós-venda em 1 dia
Garantia de Produto Genuíno
Especificações
| Atributo | Valor |
| Part Status | Obsolete |
| Base Product Number | MMA84 |
| Type | Digital |
| Axis | X, Y, Z |
| Acceleration Range | ±2g, 4g, 8g |
| Sensitivity (LSB / g) | 256 (±2g) ~ 64 (±8g) |
| Bandwidth | 0.78Hz ~ 400Hz |
| Output Type | I2C |
| Voltage - Supply | 1.95V ~ 3.6V |
| Features | Adjustable Bandwidth, Selectable Scale, Sleep Mode |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 16-VFQFN |
| Supplier Device Package | 16-QFN (3x3) |
| Packaging | Tape & Reel (TR) |
Visão Geral
Description
Key features of the MMA8453QR1 include a selectable full-scale range (±2g, ±4g, ±8g), 12-bit output resolution, and a flexible output data rate of up to 800 Hz. It incorporates a high-pass filter to eliminate offset errors and self-test capability to ensure reliability. The accelerometer's interrupt pins can be configured for various conditions such as motion, freefall, and taps, providing versatility for different use cases.
The device operates on a low current of just 165 µA in active mode and features a standby mode to conserve power, making it ideal for battery-powered applications. The MMA8453QR1 is commonly used in smartphones, pedometers, gaming devices, and industrial equipment for motion and orientation sensing.
Equivalent
Features
1. 3-Axis Sensing: Measures acceleration in three dimensions, providing accurate motion sensing.
2. Resolution: Offers 10-bit resolution for precise output data.
3. Dynamic Range: Selectable range of ±2g, ±4g, and ±8g to cater to different sensitivity requirements.
4. Embedded Functions: Includes tap detection, motion detection, orientation detection, and free-fall detection.
5. Low Power Consumption: Minimizes battery drain with multiple power modes.
6. Interrupts: Configurable interrupt pins for efficient data processing and response.
7. Digital Interface: Communicates via I2C/SPI digital interfaces for easy integration with microcontrollers.
8. Compact Design: Available in a small, 3 mm x 3 mm x 1 mm QFN package, ideal for space-constrained applications.
9. Temperature Range: Operates effectively within -40°C to +85°C, suitable for diverse environments.
These features make the MMA8453QR1 highly versatile for various motion-sensing applications.
Pinout
Key functions of the MMA8453QR1 include:
- Three-axis acceleration measurement.
- Selectable dynamic ranges of ±2g, ±4g, and ±8g.
- Digital output with 12-bit resolution.
- Embedded functions such as orientation detection, shake detection, and freefall detection.
- Low power consumption with various power modes.
- I²C digital interface for communication with microcontrollers.
These features make the MMA8453QR1 suitable for portable devices, consumer electronics, and other applications requiring precise acceleration data.
Manufacturer
Application
1. Consumer Electronics: Used in smartphones, tablets, and wearables for motion detection and gesture recognition.
2. Automotive: Employed in airbag deployment systems, electronic stability control, and navigation systems.
3. Industrial: Utilized for vibration monitoring and equipment health assessment.
4. Healthcare: Integrated into medical devices for patient monitoring and activity tracking.
5. Gaming: Enhances user interaction by detecting motion and orientation in gaming consoles and controllers.
These applications leverage the sensor's ability to measure acceleration, detect motion, and sense changes in velocity and orientation.
Package
Frequently Asked Questions
Q: What are the selectable acceleration ranges for the MMA8453QR1?
A: The device supports ±2g, ±4g, and ±8g ranges, selectable via software for flexible sensitivity and measurement scaling.
Q: What digital interface does this accelerometer use?
A: It uses an I2C output interface for direct communication with microcontrollers, supporting standard data rates for motion sensing.
Q: Can this sensor operate in low-power modes?
A: Yes, it features a sleep mode for power savings, alongside adjustable bandwidth and selectable scale for application-specific optimization.
Q: What is the supply voltage range for the MMA8453QR1?
A: It operates from 1.95V to 3.6V, making it suitable for both 2.5V and 3.3V logic systems in portable designs.
Q: What is the sensitivity at ±2g range?
A: At ±2g, the sensitivity is 256 LSB/g, providing high resolution for low-g acceleration detection in tilt or vibration sensing.
Q: What package type is the MMA8453QR1 available in?
A: It is housed in a 16-VFQFN package (3x3mm), with a supplier device package of 16-QFN, ideal for space-constrained surface mount designs.
Q: Is this part still in production?
A: No, the MMA8453QR1 is marked as Obsolete. The base product number is MMA84; consider checking for alternative or newer series from NXP.
