MMA7361 Accelerometer Angle Sensor Module

The MMA7361 Accelerometer Angle Sensor Module is a low-power, three-axis analog accelerometer designed for motion sensing, orientation detection, and tilt measurement applications. Based on the Freescale MMA7361L chip, it provides precise analog voltage outputs corresponding to acceleration in the X, Y, and Z axes. With onboard filtering and selectable sensitivity, it is ideal for embedded systems, robotics, and consumer electronics requiring accurate motion data.

Key Features of MMA7361 Accelerometer Angle Sensor Module:

• 3-Axis Sensing: Measures acceleration on X, Y, and Z axes.
• Selectable Sensitivity: Choose between ±1.5g and ±6g sensitivity ranges.
• Analog Output: Provides continuous voltage outputs proportional to acceleration.
• Low Power Consumption: Ideal for battery-powered and mobile devices.
• Compact Design: Small footprint suitable for space-constrained applications.

Technical Specifications of MMA7361 Accelerometer Angle Sensor Module:

• Model: MMA7361L
• Measurement Range: ±1.5g / ±6g (selectable via onboard jumper)
• Output Type: Analog voltage output
• Operating Voltage: 3.3V to 5V DC
• Current Consumption: 400 µA (active), 3 µA (sleep)
• Zero-g Output: ~1.65V at 3.3V supply
• Bandwidth: Configurable via external capacitors

Mechanical Specifications of MMA7361 Accelerometer Angle Sensor Module:

• PCB Dimensions: Approx. 28mm x 17mm
• Mounting Holes: 2 x M2 screw holes
• Pin Header: 6-pin male header for easy integration

Pin Configuration:

• VCC – Power Supply (3.3V to 5V)
• GND – Ground
• X – Analog output for X-axis
• Y – Analog output for Y-axis
• Z – Analog output for Z-axis
• ST – Sleep control (Active LOW)

Mounting Options:

• Screw Mount: Secure to enclosures using M2 screws.
• Pin Header: Breadboard-friendly male pins for prototyping.

Schematic Diagram, Connection, Wiring and Pinout of MMA7361:

• Power Connection: Connect VCC to 3.3V/5V and GND to ground.
• Output Signal: Use X, Y, Z pins to read analog voltages for each axis.
• Sleep Pin: Pull ST pin HIGH to enable sleep mode.
• Pinout: VCC | GND | X | Y | Z | ST

Datasheet of MMA7361 Accelerometer Angle Sensor Module:

• Download MMA7361L Datasheet (PDF)

Applications of MMA7361 Accelerometer Angle Sensor Module:

• Gesture Recognition: Detects motion and orientation changes for interactive systems.
• Gaming Devices: Senses tilt and rotation for immersive experiences.
• Robotics: Balances and stabilizes robot platforms.
• Vibration Monitoring: Detects structural or environmental vibrations.
• Vehicle Tracking: Measures acceleration for navigation systems.

Equivalent Models of MMA7361 Accelerometer Angle Sensor Module:

• ADXL335: Analog 3-axis accelerometer with similar output range and sensitivity
• LSM303AGR: Digital accelerometer with additional magnetometer
• KXSC7-2050: Analog low-g 3-axis accelerometer from Kionix

Package Includes:

• 1 x MMA7361 Accelerometer Angle Sensor Module