PRINCIPLE OF OPERATION ...................................................................................................................................................... 9
MODES OF OPERATION .......................................................................................................................................................... 10
CONFIGURABLE SAMPLES PER SECONDS AND INTERRUPT SETTINGS ......................................................................... 11
POWER SAVING FEATURES ................................................................................................................................................... 11
TESTING THE LOGIC CHAIN ................................................................................................................................................... 11
FEATURES ................................................................................................................................................................................ 11
Tap Detection ...................................................................................................................................................................... 13
SERIAL INTERFACE ................................................................................................................................................................. 22
Start and Stop Conditions ................................................................................................................................................... 22
Bit Transfer .......................................................................................................................................................................... 22
The Slave Address .............................................................................................................................................................. 23
Message Format for Writing MMA7660FC .......................................................................................................................... 23
Message Format for Reading MMA7660FC ........................................................................................................................ 24
APPENDIX A - PACKAGE REQUIREMENTS FOR MMA7660FC ............................................................................................. 25
Minimum Recommended Footprint for Surface Mounted Applications ............................................................................... 25
Soldering And Mounting Guidelines for the DFN Accelerometer Sensor to a PC Board .................................................... 25
Overview of Soldering Considerations ................................................................................................................................ 25
APPENDIX B - SENSING DIRECTION ...................................................................................................................................... 27
APPENDIX C - MMA7660FC ACQUISITION CODE TABLE ..................................................................................................... 28
APPENDIX D - I
2
C AC CHARACTERISTICS ............................................................................................................................ 30
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