ADXL367 datasheet(2/64 Pages) AD

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Data Sheet

ADXL367

TABLE OF CONTENTS

analog.com

Rev. 0 | 2 of 64

Features................................................................ 1

Applications........................................................... 1

Functional Block Diagram......................................1

General Description...............................................1

Specifications........................................................ 4

Timing Specifications......................................... 5

Absolute Maximum Ratings ................................ 11

Thermal Resistance..........................................11

Electrostatic Discharge (ESD) Ratings.............11

Recommended Soldering Profile......................11

ESD Caution.....................................................11

Pin Configuration and Function Descriptions...... 12

Typical Performance Characteristics................... 13

Theory of Operation.............................................17

Mechanical Device Operation.......................... 17

Operating Modes..............................................17

Selectable Measurement Ranges.................... 18

Selectable Output Data Rates..........................18

Power/Noise Tradeoff.......................................18

Temperature Sensor.........................................18

External ADC....................................................18

Power Savings Features..................................... 20

Ultralow Power Consumption in All Modes...... 20

External ADC Interrupt..................................... 20

Motion Detection.............................................. 20

FIFO................................................................. 23

Communications...............................................23

Additional Features..............................................25

Free Fall Detection........................................... 25

Tap Detection................................................... 25

External Clock.................................................. 25

External Trigger ...............................................25

Self Test............................................................25

User Register Protection.................................. 26

Serial Communications........................................27

SPI Commands................................................ 27

Multibyte Transfers...........................................27

Invalid Addresses and Address Aliasing.......... 27

Latency Restrictions......................................... 27

Invalid Commands............................................27

SPI Bus Sharing...............................................27

I2C.................................................................... 28

ADI Device ID Register.................................... 31

MEMS Device ID Register................................31

Part ID Register................................................31

Revision ID Register.........................................31

XID Registers................................................... 31

X-Data Bits[13:6] Register................................32

Y-Data Bits[13:6] Register................................ 33

Z-Data Bits[13:6] Register................................ 33

Status Register.................................................33

FIFO Entries Bits[7:0] Register.........................34

FIFO Entries Bits[9:8] Register.........................34

X-Data Bits[13:6] Register................................34

X-Data Bits[5:0] Register..................................35

Y-Data Bits[13:6] Register................................ 35

Y-Data Bits[5:0] Register.................................. 35

Z-Data Bits[13:6] Register................................ 35

Z-Data Bits[5:0] Register.................................. 36

Temperate Data Bits[13:6] Register................. 36

Temperate Data Bits[5:0] Register................... 36

ADC Data Bits[13:6] Register...........................36

ADC Data Bits[5:0] Register.............................37

I2C FIFO Data Register.................................... 37

Soft Reset Register.......................................... 37

Threshold Activity Bits[12:6] Register...............38

Threshold Activity Bits[5:0] Register.................38

Timed Activity Register.....................................38

Threshold Inactivity Bits[12:6] Register............ 39

Threshold Inactivity Bits[5:0] Register.............. 39

Timed Inactivity Bits[15:8] Register.................. 39

Timed Inactivity Bits[7:0] Register.................... 40

Activity Inactivity Control Register.................... 40

FIFO Control Register...................................... 40

FIFO Sample Register......................................42

Interrupt Pin 1 Enables (Lower) Register......... 42

Interrupt Pin 2 Enables (Lower) Register......... 43

Filter Control Register...................................... 44

Power Control Register.................................... 44

User Self Test Register.....................................45

Tap Threshold Register.................................... 45

Tap Duration Register.......................................45

Tap Latency Register........................................46

Tap Window Register....................................... 46

X-Axis User Offset Register............................. 46

Y-Axis User Offset Register..............................46

Z-Axis User Offset Register..............................47

X-Axis User Sensitivity Register.......................47

Y-Axis User Sensitivity Register....................... 47

Z-Axis User Sensitivity Register....................... 48

Timer Control Register..................................... 48

Interrupt Pin 1 Enables (Upper) Register......... 49

Interrupt Pin 2 Enables (Upper) Register......... 49

ADC Control Register.......................................50

Temperature Configuration Register................ 51

TEMP_ADC_ACT_THRSH_HIGH Register.....51

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