A General Introduction to BMX055 [Faq]
IMU ACCEL/GYRO/MAG I2C/SPI 20LGA
Bosch Sensortec Absolute Orientation Sensor BMX055 is an extremely small 9-axis sensor that consists of a triaxial 12-bit acceleration sensor, a triaxial 16-bit, ±2000°/s gyroscope and a triaxial geomagnetic sensor. This post will cover its pinout, datasheet, feature and more details about BMX055.
BMX055 Pinout

BMX055 Pinout
BMX055 CAD Model
Symbol

BMX055 Symbol
Footprint

BMX055 Footprint
3D Model

BMX055 3D Model
BMX055 Description
The BMX055 is an integrated 9-axis sensor for the detection of movements and rotations and magnetic heading. It comprises the full functionality of a triaxial, low-g acceleration sensor, a triaxial angular rate sensor and a triaxial geomagnetic sensor.
The BMX055 senses orientation, tilt, motion, acceleration, rotation, shock, vibration and heading in cell phones, handhelds, computer peripherals, man-machine interfaces, virtual reality features and game controllers.
Advanced evaluation circuitry (ASIC) converts the outputs of the micro-electromechanical and geomagnetic sensing structures (MEMS), developed, produced and tested in BOSCH facilities.
The programmable on-chip interrupt engine enables motion-based applications without the use of a microcontroller by providing contextual status of the accelerometer, gyroscope and geomagnetic sensor. The integrated FIFO memories allow buffering of the inertial sensor data.
BMX055 Feature
3 sensors in one device
Triaxial 16-bit gyroscope
Triaxial 12-bit accelerometer
Geomagnetic sensor
2.4V to 3.6V voltage range
Interface
SPI (4-wire, 3-wire) and I2C interface
3 interrupt pins
All sensors can be operated individually
9-axis FusionLib software compatible
RoHS and RoHS 2 compliant, halogen-free
-40°C to +85°C operating temperature range
Compact LGA20 package
BMX055 Application
Advanced gaming, HMI and augmented reality
Advanced gesture recognition
Indoor navigation
Tilt measurement and compensation
Free-fall detection and drop detection for warranty logging
Display profile switching
Advanced system power management for mobile applications
Menu scrolling, tap / double-tap sensing
BMX055 Block Diagram
BMX055 Basic Power Transition
The accelerometer has six different power modes. Besides normal mode, which represents the fully operational state of the device, there are five energy-saving modes: deep-suspend mode, suspend mode, standby mode, low-power mode 1 and low-power mode 2.
The possible transitions between the power modes are illustrated in the figure below :

BMX055 Power mode transition diagram
BMX055 Manufacturer
Bosch Sensortec GmbH is a fully owned subsidiary of Robert Bosch GmbH dedicated to the world of consumer electronics; offering a complete portfolio of micro-electro-mechanical systems (MEMS) based sensors and solutions that enable mobile devices to feel and sense the world around them. Bosch Sensortec develops and markets a broad portfolio of MEMS sensors, solutions and systems for applications in smartphones, tablets, wearable devices, and various products within the IoT (Internet of Things).
Specifications
- TypeParameter
- Factory Lead Time14 Weeks
- Mounting Type
The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.
Surface Mount - Package / Case
refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.
20-VFLGA Module - Surface Mount
having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.
YES - Operating Temperature
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.
-40°C~85°C TA - Packaging
Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.
Tape & Reel (TR) - Published2013
- Part Status
Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.
Active - Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures
1 (Unlimited) - Number of Terminations20
- Additional Feature
Any Feature, including a modified Existing Feature, that is not an Existing Feature.
IT ALSO REQUIRES 1.2V TO 3.6V SUPPLY FOR I/O DOMAIN - HTS Code
HTS (Harmonized Tariff Schedule) codes are product classification codes between 8-1 digits. The first six digits are an HS code, and the countries of import assign the subsequent digits to provide additional classification. U.S. HTS codes are 1 digits and are administered by the U.S. International Trade Commission.
8542.39.00.01 - Terminal Position
In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.
BOTTOM - Terminal Form
Occurring at or forming the end of a series, succession, or the like; closing; concluding.
BUTT - Number of Functions1
- Supply Voltage
Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.
3V - Terminal Pitch
The center distance from one pole to the next.
0.5mm - JESD-30 Code
JESD-30 Code refers to a standardized descriptive designation system established by JEDEC for semiconductor-device packages. This system provides a systematic method for generating designators that convey essential information about the package's physical characteristics, such as size and shape, which aids in component identification and selection. By using JESD-30 codes, manufacturers and engineers can ensure consistency and clarity in the specification of semiconductor packages across various applications and industries.
R-XBGA-B20 - Qualification Status
An indicator of formal certification of qualifications.
Not Qualified - Output Type
The "Output Type" parameter in electronic components refers to the type of signal or data that is produced by the component as an output. This parameter specifies the nature of the output signal, such as analog or digital, and can also include details about the voltage levels, current levels, frequency, and other characteristics of the output signal. Understanding the output type of a component is crucial for ensuring compatibility with other components in a circuit or system, as well as for determining how the output signal can be utilized or processed further. In summary, the output type parameter provides essential information about the nature of the signal that is generated by the electronic component as its output.
I2C, SPI - Supply Voltage-Max (Vsup)
The parameter "Supply Voltage-Max (Vsup)" in electronic components refers to the maximum voltage that can be safely applied to the component without causing damage. It is an important specification to consider when designing or using electronic circuits to ensure the component operates within its safe operating limits. Exceeding the maximum supply voltage can lead to overheating, component failure, or even permanent damage. It is crucial to adhere to the specified maximum supply voltage to ensure the reliable and safe operation of the electronic component.
3.6V - Power Supplies
an electronic circuit that converts the voltage of an alternating current (AC) into a direct current (DC) voltage.?
2.5/3.3V - Supply Voltage-Min (Vsup)
The parameter "Supply Voltage-Min (Vsup)" in electronic components refers to the minimum voltage level required for the component to operate within its specified performance range. This parameter indicates the lowest voltage that can be safely applied to the component without risking damage or malfunction. It is crucial to ensure that the supply voltage provided to the component meets or exceeds this minimum value to ensure proper functionality and reliability. Failure to adhere to the specified minimum supply voltage may result in erratic behavior, reduced performance, or even permanent damage to the component.
2.4V - Analog IC - Other Type
Analog IC - Other Type is a parameter used to categorize electronic components that are integrated circuits (ICs) designed for analog signal processing but do not fall into more specific subcategories such as amplifiers, comparators, or voltage regulators. These ICs may include specialized analog functions such as analog-to-digital converters (ADCs), digital-to-analog converters (DACs), voltage references, or signal conditioning circuits. They are typically used in various applications where precise analog signal processing is required, such as in audio equipment, instrumentation, communication systems, and industrial control systems. Manufacturers provide detailed specifications for these components to help engineers select the most suitable IC for their specific design requirements.
ANALOG CIRCUIT - Sensor Type
In electronic components, the parameter "Sensor Type" refers to the specific type of sensor technology used in a particular component to detect and measure physical phenomena such as light, temperature, pressure, motion, or proximity. Different sensor types utilize various principles and mechanisms to convert the detected input into an electrical signal that can be processed by the electronic component. Common sensor types include photodiodes, thermistors, accelerometers, and proximity sensors, each designed for specific applications and environments. Understanding the sensor type is crucial for selecting the right component for a given task and ensuring accurate and reliable sensing capabilities in electronic systems.
Accelerometer, Gyroscope, Magnetometer, 9 Axis - Length4.5mm
- Height Seated (Max)
Height Seated (Max) is a parameter in electronic components that refers to the maximum allowable height of the component when it is properly seated or installed on a circuit board or within an enclosure. This specification is crucial for ensuring proper fit and alignment within the overall system design. Exceeding the maximum seated height can lead to mechanical interference, electrical shorts, or other issues that may impact the performance and reliability of the electronic device. Manufacturers provide this information to help designers and engineers select components that will fit within the designated space and function correctly in the intended application.
1mm - Width3mm
- RoHS Status
RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.
ROHS3 Compliant
Parts with Similar Specs
Datasheet PDF
- Datasheets :
- Environmental Information :
What is the BMX055?
The BMX055 is an integrated 9-axis sensor.
How many perpendicular axes does the Bosch Sensortec Absolute Orientation Sensor BMX055 measure?
3 perpendicular axes.
What is the ultra-small footprint of the BMX055?
3mm x 4.5mm.
How can all three sensor components of the BMX055 be operated?
Independently.
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