ICM-20690
TABLE OF CONTENTS
Table of Figures............................................................................................................................................................... 7
Table of Tables................................................................................................................................................................ 7
1
2
3
Introduction......................................................................................................................................................... 8
1.1 Purpose and Scope....................................................................................................................................8
1.2 Product Overview......................................................................................................................................8
1.3 Applications...............................................................................................................................................8
Features ............................................................................................................................................................... 9
2.1 Gyroscope Features ..................................................................................................................................9
2.2 Accelerometer Features............................................................................................................................9
2.3 Additional Features...................................................................................................................................9
Electrical Characteristics.................................................................................................................................... 10
3.1 Gyroscope Specifications ........................................................................................................................10
3.2 Accelerometer Specifications..................................................................................................................11
3.3 Electrical Specifications...........................................................................................................................12
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
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 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.........................................23
4.8 I2C and SPI Host Interface .......................................................................................................................23
4.9 SPI OIS Interface and Auxiliary I2C Interface ...........................................................................................23
4
4.10
4.11
4.12
4.13
4.14
4.15
4.16
4.17
4.18
Self-Test ..............................................................................................................................................23
Clocking...............................................................................................................................................23
Sensor Data Registers .........................................................................................................................24
FIFO.....................................................................................................................................................24
Interrupts............................................................................................................................................24
Digital-Output Temperature Sensor ...................................................................................................24
Bias and LDOs .....................................................................................................................................24
Charge Pump ......................................................................................................................................24
Standard Power Modes ......................................................................................................................24
Page 2 of 76
Document Number: DS-000178
Revision: 1.0
TDK [ TDK ELECTRONICS ]
