MC3630 Datasheet, PDF (2/83 Pages) –

MC3630 3-Axis Accelerometer
Preliminary Datasheet
TABLE OF CONTENTS
1 Order Information............................................................................................................. 5
2 Packaging and Pin Description ........................................................................................ 6
Package Outline................................................................................................................... 6
Recommended soldering profile ........................................................................................... 7
Recommended handling guideline ....................................................................................... 9
Package Orientation........................................................................................................... 10
Pin Description ................................................................................................................... 11
Typical Application Circuits ................................................................................................ 12
Tape and Reel ................................................................................................................... 15
3 Specifications................................................................................................................. 17
Absolute Maximum Ratings................................................................................................ 17
Sensor Characteristics ....................................................................................................... 18
Electrical and Timing Characteristics.................................................................................. 19
3.3.1 Electrical Power and Internal Characteristics .................................................................. 19
3.3.2 Electrical Characteristics ................................................................................................ 20
3.3.3 I2C Timing Characteristics.............................................................................................. 21
3.3.4 SPI Timing Characteristics.............................................................................................. 22
4 General Operation ......................................................................................................... 23
Sensor Sampling................................................................................................................ 23
Offset and Gain Calibration ................................................................................................ 23
Reset ................................................................................................................................. 23
Reload ............................................................................................................................... 24
Operational Modes ............................................................................................................. 25
Mode State Machine Flow .................................................................................................. 26
5 Interfaces ....................................................................................................................... 27
SPI vs I2C Operation Modes .............................................................................................. 27
I2C Physical Interface ........................................................................................................ 27
I2C Message Format.......................................................................................................... 28
SPI Physical Interface ........................................................................................................ 28
SPI 3-Wire Mode................................................................................................................ 29
SPI Protocol ....................................................................................................................... 29
SPI Register Write Cycle - Single....................................................................................... 29
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