Low Cost Mems Inertial Gyroscope Sensor Chip China Factory OEM Support

MG-502 single axis gyroscope is a high-precision MEMS single axis gyroscope product launched by Micro-Magic Inc company. Adopting small volume ceramic packaging, it has the characteristics of high precision, wide range, resistance to large impact, wide temperature range, and fully digital output. Mainly used in inertial navigation, integrated navigation, attitude reference system (AHRS), platform stabilization system, unmanned aerial vehicle flight control, etc.

Part No, :
MG-502
Order(MOQ) :
1

Product Description

Product Series and Parameters

	MG-502	Unit	Notes
Measurement Range	500	deg/s	Clockwise rotation is positive output,Clamped at ±105%FS during over-range
Resolution	24bit	bits
Data Rate	12K	Hz	Refresh rate of the output data at room temperature
Group delay	<1.5	ms	Time delay between the physical input and the output signal
@3DB	《90deg	deg
Bandwidth (-3dB)	200	Hz	Defined as the frequency for which attenuation is >-3dB
Scale Factor at 25°C	16000	lsb/deg/s	factory setting
Scale Factor Repeatability(1σ )	<10	ppm	day by day at setting Temp(1σ )
Scale Factor VS Temperature(1σ )	<50	ppm	Over temperature range（1σ）
Scale Factor Non-Linearity(1σ )	<150	ppm	Percentage of dynamic range using a best straight line fit
Bias Instability	<0.5	deg/hr	Allan Variance @25°C
Bias stability	<5	deg/hr	10s smooth GJB
Bias stability	<15	deg/hr	1s smooth GJB
Angular Random Walk	<0.25	°/ √h	Allan Variance @25°C
Bias error over temperature(1σ )	<15	deg/Hr	Over temperature range（1σ）
Bias temperature variations, calibrated(1σ )	<5	deg/Hr	Over temperature range（1σ）
Bias Run-Run(1σ )	<5	deg/hr	day by day at setting Temp(1σ )
Noise Peak to Peak	<0.355	deg/s	Over the Bandwidth frequency range, at room temperature
g Sensitivity	<3	°/hr/g	Any axis，Tested over ±1g
VRE	<3	°/hr/g（rms）	（12gRMS，20-2000）
Startup Time	750m	s	Time to operational output
Sensor Resonant Frequency	11.5-12.5Khz	Hz	Gyro resonance frequency
Shock (operating)	1000g，1ms
Shock (survival)	10000g，10ms
Vibration Operating	18grms，Screen spectrum
Operating Temperature	-40 deg ~ +85 deg
Max storage (survival) Temperature	-55 deg ~ +125 deg
Supply voltage	5±0.25V
Current consumption	40ma

Packaging information

MG-XXXX adopts 48 pin ceramic packaging

MEMS GYROSCOPES

Figure 1 Packaging Diagram

SINGLE AXIS GYROSCOPES

Figure 2 Packaging Size Diagram

Rotation axis

Figure 3 Schematic diagram of axial rotation detection

MG-XXXX is a single axis high-performance gyroscope that detects the rotation axis perpendicular to the surface of the chip.

Rotate counterclockwise along the rotation axis in the positive direction and clockwise along the rotation axis in the negative direction.

Application Scenarios

MEMS Gyroscopes application

The MG502 is a high-performance single-axis MEMS gyroscope that outputs angular velocity and temperature data via SPI, suitable for high-precision rotational measurement and applications such as inertial navigation and attitude stabilization.

Aerospace

Aviation

Weapon

FAQ

Q1: What is MG-XXXX? What data does it output?

A：MG-XXXX is an angular velocity sensor that outputs data via registers. Each data frame contains 2 bytes of temperature data + 3 bytes of angular velocity data, stored in registers 0x30 to 0x34.

Q2: What communication interface does it use? What is the SPI mode?
A: It uses a 4-wire SPI interface to access the registers. The SPI is in Mode 3 (CPOL=1, CPHA=1), with SCLK idle state being high and sampling occurring on the rising edge.

Q3: What is the recommended SPI clock frequency?
A:The documentation specifies an SPI clock frequency range of 4–8 MHz.

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