WSEN-ISDS 6-Axis Inertial Measurement Unit (IMU) Würth Elektronik WSEN-ISDS 6-Axis Inertial Measurement Unit (IMU) is a 3-axis acceleration sensor and 3-axis gyroscope sensor that features selectable measuring ranges and data rates. This versatile motion sensor facilitates integration and output pre-calibrated and processed data for application-specific functionalities. Some of the functionalities include free-fall, wake-up, tap, activity, motion, tilt, and orientation detection. The WSEN-ISDS module comes in an LGA package with 2.5mm x 3.0mm x 0.86mm dimensions and includes a digital I2C and SPI interface and a FIFO buffer for storing output data.