MMA6827BKW

Series:	Automotive, AEC-Q100
Packaging:	Tube
Part Status:	Active
Type:	Digital
Axis:	X, Y
Acceleration Range:	±120g
Sensitivity (LSB/g):	4.096
Sensitivity (mV/g):	--
Bandwidth:	--
Output Type:	SPI
Voltage - Supply:	3.135 V ~ 5.25 V
Features:	--
Operating Temperature:	-40°C ~ 105°C
Mounting Type:	Surface Mount
Package / Case:	16-QFN Exposed Pad
Supplier Device Package:	16-QFN (6x6)

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MMA6827BKW application field and working principleMMA6827BKW is a low-power motion sensor device specially designed for digital consumer and automotive electronic products. It belongs to the latest generation of discrete two-axis sensing accelerometer solutions. The main application fields are consumer electronics such as game consoles, PDAs, laptops; automotive electronics such as airbag control systems, tire pressure monitoring systems, vehicle navigation systems, etc; toys and other smart devices, which all need to detect the movement of the device or body and adjust the speed and direction of the device..MMA6827BKW has two axes of sensing technology that enables quick and accurate detection of acceleration or slope changes in static and dynamic dimensions. Its semiconductor sensing element uses micro-machined silicon capacitive accelerometer technology to directly sense acceleration, and provides information about the speed, position, and direction of movement of an object. The MEMS accelerometer detects dynamic acceleration (positive/negative g) changes, and is also useful for tilt or orientation detection and vibration analysis.The device contains two analog-to-digital converters, a control circuit, and a calibration and compensation circuit, as well as a band-gap voltage reference. The on-chip interface module integrates the digital processing functions, which include filtering, amplitude threshold processing, peak value filtering, zero output for static detection, 1-2 period output for dynamic detection, RMS for vibration measurement, etc.The integrated 8-pin package provides stable and reliable performance even under high vibration, shock (up to 3000g) and high temperature storage (operating temperature range between -40°C to 85°C) conditions. By using the SMBus interface to regulate the output data sampling rate, with dynamic power consumption up to less than 1uA, the device can save great amounts of power compared with other accelerometer solutions, and thus is considered to be very power-efficient.MMA6827BKW is capable of detecting a wide range of motion, making it suitable for a variety of applications, including tilt sensing, orientation detection, motion detection, gaming, airbag safety systems, and automotive position determination, among others. This makes it an extremely versatile motion sensor and one of the most important components of modern digital and automotive products.In conclusion, MMA6827BKW is a two-axis digital motion sensor, designed to accurately measure static and dynamic acceleration and vibration. It has a wide range of applications, excellent performance and power-efficient characteristics, which make it suitable for many complex motion sensing applications. With the advantages of digital control, high performance output, and low power consumption, it provides a great solution for consumer electronic and automotive applications.

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