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Document : Datasheet Model # :  SEN - 09041 

Date : 12-May-08 

MMA7260QT

3 Axis Accelerometer Module

Rhydo Technologies (P) Ltd.(An ISO 9001:2000 Certified R&D Company)

Golden Plaza, Chitoor Road,

Cochin – 682018, Kerala State, IndiaPhone : 0091- 484-2370444, 2371666Cell : 0091- 99466 70444

Fax : 0091 - 484-2370579

E-mail : info@rhydolabz.com, sales@rhydolabz.com 

WebSite : http://www.rhydolabz.com

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MMA7260QT BOARD FEATURES  

This is a 3 Axis Low-g Micro machined Accelerometer module from Rhydolabz with

sensitivity selection using MMA7260QT accelerometer Sensor from Freescale. This Module is

Suitable for Robotic application and other Tilt Measurements. Board Form factor is very small for

robotic design and is easily fixable.

• Compact and Ready to use• Professional EMI/RFI Complaint PCB Layout Design for Noise Reduction

• On board MMA7260QT Accelerometer Sensor

• Two Jumpers for selecting sensitivity (±1.5g/±3g/±4.5g/±6g)

• Power supply ranges from 5V to 10V

• On board 3.3V regulator

• Separate On board pins for analog voltage out for each tilt angles (X,Y,Z)

• On Board input pin for Sleep mode

• On board power indication led

• On board Power Supply De coupling Capacitor

• Three On Board RC filter for minimizing clock noise of each angle

• Easy to interface Host Controller

• Two centrally arranged Screw Holes for Correct mounting

• Low Cost

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MMA7260QT CHIP FEATURES

• Low cost capacitive micro-machined accelerometer

• A 1-pole low pass filter

• Temperature compensation

• G-Select which allows for the selection among 4 sensitivities.

• Zero-g offset full scale span and filter cut-off (factory set)

• Require no external devices.

• Includes a Sleep Mode that makes it ideal for handheld battery powered electronics.

• Selectable Sensitivity (1.5g/2g/4g/6g)

• Low Current Consumption: 500 µA 

• Sleep Mode: 3 µA 

• Low Voltage Operation: 2.2 V to 3.6 V

• 6mm x 6mm x 1.45mm QFN

• High Sensitivity (800 mV/g @1.5 g)

• Fast Turn on Time

• High Sensitivity (1.5 g)

• Integral Signal Conditioning with Low Pass Filter

• Robust Design, High Shocks Survivability

• Pb-Free Terminations

• Environmentally Preferred Package

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SENSITIVITY SELECTION

PIN DESCRIPTION

 This Board contains two jumpers GS 1 and GS 2 for selecting four different sensitivity .

GS 1 GS 2 g-RANGE SENSITIVITY

OFF OFF 1.5g 800 mV/g

OFF ON 2g 600 mV/g

ON OFF 4g 300 mV/g

ON ON 6g 200 mV/g

PIN PIN NAME DETAILS

5V Power Supply Power Supply Input (+5V)

G Ground Ground Level of Power supply 

X X Out X direction output voltage

Y

Y Out Y direction output voltage

Z Z Out Z direction output voltage

SLP Sleep Logic pin to enable product on sleep mode

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SENSOR APPLICATION

DIMENSIONS mm  

Typical Applications of Accelerometer module includes

• HDD MP3 Player: Freefall Detection

• Laptop PC: Freefall Detection, Anti-Theft

• Cell Phone: Image Stability, Text Scroll, Motion Dialing, E-Compass

• Pedometer: Motion Sensing

• PDA: Text Scroll

• Navigation and Dead Reckoning: E-Compass Tilt Compensation

• Gaming: Tilt and Motion Sensing, Event Recorder

• Robotics: Motion Sensing

• Measure: Acceleration, Tilt and tilt angle, Incline, Rotation, Vibration, Collision, Gravity

• Self balancing robots

• Tilt-mode game controllers

• Model airplane auto pilot

• Car alarm systems

• Crash detection/airbag deployment

• Human motion monitoring

• Leveling tool

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TECHNICAL SUPPORT

If you are experiencing a problem that is not described in this manual, please contact us. Our

phone lines are open from 9:00 AM – 5.00 PM (  Indian Standard Time) Monday through Saturdayexcluding holidays. Email can be sent to support@rhydolabz.com 

LIMITATIONS AND WARRANTEES

This product is intended for personal or lab experimental purpose and in no case should be used

where it harmfully effect human and nature. No liability will be accepted by the publisher for anyconsequence of its use. Use of the product software and or hardware is with the understanding that any

outcome whatsoever is at the users own risk. All products are tested for their best performance beforeshipping, still rhydoLABZ is offering One year Free service warranty ( Components cost + Shipping

cost will be charged from Customer )

DISCLAIMER

Copyright © Rhydo Technologies (P) Ltd

All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent

of the copyright owner. The information presented in this document does not form part of any quotationor contract, is believed to be accurate and reliable and may be changed without notice.

Rhydo Technologies (P) Ltd.(An ISO 9001:2000 Certified R&D Company)

Golden Plaza, Chitoor Road,

Cochin – 682018, Kerala State, IndiaPhone : 0091- 484-2370444, 2371666

Cell : 0091- 99466 70444

Fax : 0091 - 484-2370579

E-mail : info@rhydolabz.com, sales@rhydolabz.com WebSite : http://www.rhydolabz.com