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BMI160 vs BMI270 | Accelerometer & Breakout Board & Calibration Bosch Sensortec

Discover the versatile BMI160 sensor, perfect for your projects. Explore its features like accelerometer, gyroscope, I2C address, pinout, calibration, and interrupt capabilities. Find out about integration with Arduino, ESP32, and Raspberry Pi, including Python and Arduino libraries. Learn through examples and the Reference manual.

Marken: Bosch Sensortec

Herunterladen: BMI160 Datasheet PDF

Preis: Anfrage

Auf Lager: 22,871

Sensortyp: Accelerometer, Gyroscope, 6 Axis

Ausgabetyp: I²C, SPI

Operating Temperature: -40°C ~ 85°C (TA)

Paket: 14-LGA (2.5x3)

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BMI160 Gyroscope Gravity Acceleration Module#relandsun

BMI160 Pinout Equivalent

1：Overview of the BMI160:

The BMI160 is a high-performance, low-power 6-axis inertial measurement unit (IMU) sensor introduced by Bosch. It integrates a triaxial accelerometer and a triaxial gyroscope, enabling precise motion detection and posture measurement. The sensor features rapid data acquisition capabilities and excellent interference resistance. It comes in a compact LGA package and is widely used in wearable devices, drones, virtual reality equipment, robots, and other applications requiring accurate motion state perception.

2：BMI160 Important pin function definition:

PIN-Nummer	Pin-Name	Beschreibung
Pin1	SDO	Serial data output selection pin of gyroscope
Pin2	ASDX	External data pins
Pin3	ASCX	External clock pin
Pin4	INT1	Interrupt 1 output pin
Pin5	VDDIO	Digital interface power supply voltage pin
Pin6	GNDIO	Grounding pin
Pin7	GND	Grounding pin
Pin8	VDD	Chip power supply voltage pin
Pin9	INT2	Interrupt 2 output pins
Pin10	OCSB	Standby pin
Pin11	OSDO	Accelerometer serial data output selection pin
Pin12	CSB	Chip select pin (active low)
Pin13	SCX	Serial clock pin
Pin14	SDX	Serial data pin

3：Alternative model recommendation

ICM-40607A：Developed by InvenSense (now acquired by TDK), it is an advanced six-axis sensor that integrates a three-axis gyroscope and a three-axis accelerometer and can detect the rotation and linear motion of the device in three-dimensional space.

QMI8658A：Adopting advanced MEMS technology, integrating accelerometer, gyroscope and magnetometer to provide comprehensive three-dimensional spatial positioning data. It has strong anti-interference performance and is suitable for complex environments. It adopts a compact packaging design and supports I2C and SPI communication protocols.

MPU-6000：It is a six-axis gyroscope acceleration sensor with a digital motion processing (DMP) engine, which can reduce complex fusion calculation data and lighten the processor load. It is widely used in various devices that require attitude detection, such as smart bracelets, smart watches, drones, etc.

BMI270：Bosch’s products share similarities with the BMI160 in terms of performance and features, such as low power consumption and high precision, making them suitable for various applications requiring inertial measurement. However, they may differ in specific parameters and application details.

BMI160 vs BMI270 Technical Comparison Table

Spezifikation	BMI160	BMI270
Status	Active product, suitable for various motion-sensing applications	Recommended for new designs, enhanced performance and features
Sensor Type	6-axis IMU (3-axis accelerometer + 3-axis gyroscope)	6-axis IMU (3-axis accelerometer + 3-axis gyroscope)
Acceleration Range	±2g / ±4g / ±8g / ±16g	±2g / ±4g / ±8g / ±16g
Gyroscope Range	±125 / ±250 / ±500 / ±1000 / ±2000 °/s	±125 / ±250 / ±500 / ±1000 / ±2000 °/s
Auflösung	16-bit	16-bit
Paket	14-LGA (2.5 × 3.0 mm)	14-LGA (2.5 × 3.0 mm)
Power Consumption	Low power consumption for always-on applications	Ultra-low power, optimized for wearables and IoT
Interface	I²C, SPI	I²C, SPI
Interrupt Features	Motion detection, orientation detection, free fall, etc.	Includes gesture recognition, activity change detection, etc.
Built-in Features	Step counter, fast offset compensation (FOC)	Advanced step counter, wrist-wear optimized functions
FIFO Buffer	Supported	Supported with enhanced data handling
Temperaturbereich	-40°C to +85°C	-40°C to +85°C
Typical Applications	AR/VR, indoor navigation, gaming, fitness devices	Wearables, smartwatches, fitness trackers, low-power IoT

Summary

1. BMI160 is a reliable and widely used IMU sensor suitable for many embedded applications requiring 6-axis motion sensing.
2. BMI270 builds upon BMI160 with additional features and lower power usage, making it a more efficient choice for modern wearable and low-power designs.