ICM-42688-P
TABLE OF CONTENTS
ICM-42688-P Highlights .......................................................................................................................................1
Block Diagram ...................................................................................................................................................... 1
ICM-42688-P Features .........................................................................................................................................1
Applications ......................................................................................................................................................... 1
Ordering Information...........................................................................................................................................1
TDK-Invensense Sensors for Smartphone, Mobile & IoT Applications ................................................................ 1
Table of Figures............................................................................................................................................................... 8
Table of Tables ................................................................................................................................................................ 8
1 Introduction ......................................................................................................................................................... 9
1.1 Purpose and Scope....................................................................................................................................9
1.2 Product Overview......................................................................................................................................9
1.3 Applications............................................................................................................................................... 9
2 Features ............................................................................................................................................................. 10
2.1 Gyroscope Features ................................................................................................................................ 10
2.2 Accelerometer Features.......................................................................................................................... 10
2.3 Motion Features......................................................................................................................................10
2.4 Additional Features .................................................................................................................................10
3 Electrical Characteristics .................................................................................................................................... 11
3.1 Gyroscope Specifications ........................................................................................................................ 11
3.2 Accelerometer Specifications.................................................................................................................. 12
3.3 Electrical Specifications........................................................................................................................... 13
3.4 I2C Timing Characterization..................................................................................................................... 15
3.5 SPI Timing Characterization – 4-Wire SPI Mode ..................................................................................... 16
3.6 SPI Timing Characterization – 3-Wire SPI Mode ..................................................................................... 17
3.7 Absolute Maximum Ratings .................................................................................................................... 18
4 Applications Information ................................................................................................................................... 19
4.1 Pin Out Diagram and Signal Description .................................................................................................19
4.2 Typical Operating Circuit......................................................................................................................... 20
4.3 Bill of Materials for External Components .............................................................................................. 21
4.4 System Block Diagram............................................................................................................................. 22
4.5 Overview ................................................................................................................................................. 22
4.6 Three-Axis MEMS Gyroscope with 16-bit ADCs and Signal Conditioning ............................................... 22
4.7 Three-Axis MEMS Accelerometer with 16-bit ADCs and Signal Conditioning.........................................22
4.8 I3CSM, I2C and SPI Host Interface ............................................................................................................. 22
4.9 Self-Test................................................................................................................................................... 22
4.10 Clocking............................................................................................................................................... 23
4.11 Sensor Data Registers ......................................................................................................................... 23
Document Number: DS-000347
Revision: 1.2
Page 2 of 109
