MMA2240KEG

Product Overview

Belongs to

MMA2240KEG belongs to the category of MEMS (Micro-Electro-Mechanical Systems) accelerometers.

Basic Information

• Category: MEMS Accelerometer
• Use: Measurement of acceleration in various applications
• Characteristics: High sensitivity, low power consumption, compact size
• Package: Surface-mount package
• Essence: Accurate measurement of acceleration in a small form factor
• Packaging/Quantity: Typically available in reels of 1000 units

Specifications

• Measurement Range: ±2g, ±4g, ±8g, ±16g
• Output Type: Analog voltage or digital output
• Operating Voltage: 1.95V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Sensitivity: Varies based on selected range

Detailed Pin Configuration

The MMA2240KEG typically features a standard pin configuration with connections for power supply, ground, and analog/digital output signals. The detailed pinout can be found in the product datasheet.

Functional Features

• High sensitivity for accurate acceleration measurement
• Low power consumption for extended battery life in portable applications
• Compact size for integration into space-constrained designs
• Robust design for reliable performance in harsh environments

Advantages and Disadvantages

Advantages

• Accurate measurement across a wide range of accelerations
• Low power consumption extends battery life
• Small form factor allows for versatile integration

Disadvantages

• Limited measurement range compared to some competing models
• Analog output may require additional signal conditioning for certain applications

Working Principles

The MMA2240KEG operates based on the principles of MEMS technology, where micro-scale mechanical structures are combined with electronic circuitry to detect and measure acceleration forces. When subjected to acceleration, the internal mass within the device moves, causing a change in capacitance or resistance, which is then converted into an electrical signal for measurement.

Detailed Application Field Plans

The MMA2240KEG finds application in various fields including: - Consumer electronics for motion detection and user interface control - Industrial equipment for vibration monitoring and impact detection - Automotive systems for airbag deployment and vehicle stability control - Aerospace for structural health monitoring and inertial navigation

Detailed and Complete Alternative Models

• MMA8452Q: Similar MEMS accelerometer with digital output and wider measurement range
• ADXL345: Another MEMS accelerometer with digital output and high resolution
• BMA250E: MEMS accelerometer with ultra-low power consumption and compact size

In conclusion, the MMA2240KEG is a versatile MEMS accelerometer offering high sensitivity and low power consumption, suitable for a wide range of applications requiring accurate acceleration measurement in a compact form factor.

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