ADXL346ACCZ-RL Analog Devices Inc, ADXL346ACCZ-RL Datasheet - Page 2

• Manufacturer Part Number: ADXL346ACCZ-RL
• Description: 3 Axis, Digital Accelerometer Open Mrkt
• Manufacturer: Analog Devices Inc

Specifications of ADXL346ACCZ-RL

• Axis: X, Y, Z
• Acceleration Range: ±2g, 4g, 8g, 16g
• Sensitivity: 256LSB/g, 128LSB/g, 64LSB/g, 32LSB/g
• Voltage - Supply: 1.7 V ~ 2.75 V
• Output Type: Digital
• Bandwidth: 6.25Hz ~ 3.2kHz Selectable
• Interface: I²C, SPI
• Mounting Type: Surface Mount
• Package / Case: 16-LGA
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS compliant by exemption

ADXL346
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 5
Pin Configuration and Function Descriptions............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 12
Serial Communications ................................................................. 14
Register Map.................................................................................... 22
REVISION HISTORY
11/10—Rev. 0 to Rev. A
Changes to Ordering Guide .......................................................... 39
5/10—Revision 0: Initial Version
Thermal Resistance ...................................................................... 5
Package Information .................................................................... 5
ESD Caution.................................................................................. 5
Power Sequencing ...................................................................... 12
Power Savings ............................................................................. 13
SPI................................................................................................. 14
I
Interrupts..................................................................................... 19
FIFO ............................................................................................. 20
Self-Test........................................................................................ 21
2
C ................................................................................................. 17
Rev. A | Page 2 of 40
Applications Information .............................................................. 29
Outline Dimensions ....................................................................... 39
Register Definitions ................................................................... 23
Power Supply Decoupling ......................................................... 29
Mechanical Considerations for Mounting.............................. 29
Tap Detection.............................................................................. 29
Improved Tap Detection............................................................ 30
Tap Sign ....................................................................................... 30
Threshold .................................................................................... 31
Link Mode ................................................................................... 31
Sleep Mode vs. Low Power Mode............................................. 31
Offset Calibration....................................................................... 31
Using Self-Test ............................................................................ 32
Orientation Sensing ................................................................... 32
Data Formatting of Upper Data Rates..................................... 34
Noise Performance ..................................................................... 35
Operation at Voltages Other Than 2.6 V ................................ 35
Offset Performance at Lowest Data Rates............................... 36
Axes of Acceleration Sensitivity ............................................... 37
Layout and Design Recommendations ................................... 38
Ordering Guide .......................................................................... 39