Triaxial micro-accelerometer

Product Features ● Small size ● Low noise ● Wide operating temperature range ● Wide frequency response ●Sealed design ● Good stability

Product Classification:

Performance parameters	Unit	MSA300D-05	MSA300D-15	MSA300D-30	MSA300D-50	MSA300D-100	MSA300D-200
Measurement range	g	±5	±15	±30	±50	±100	±200
Zero bias	mg	≤20	≤50	≤50	≤50	≤50	≤50
Scale factor	LSB/g	149,800~150,200	198,000~202,000	98,000~102,000	58,000~62,000	28,000–32,000	13,000–17,000
Zero-bias linearity	mg	≤0.1/0.1	≤0.3/0.2	≤0.4/0.3	≤0.5/0.4	≤1/0.8	≤2/~
Zero-bias repeatability	mg	≤0.1/0.1	≤0.3/0.2	≤0.4/0.3	≤0.5/0.4	≤1/0.8	≤2/~
Zero-bias temperature coefficient	mg/℃	≤0.2	≤0.5	≤0.5	≤0.5	≤1.5	≤1.5
Scale factor repeatability	parts per million	≤100	≤100	≤100	≤200	≤500	≤500
Scale factor stability	parts per million	≤100	≤100	≤100	≤200	≤500	≤500
Temperature coefficient of the scale factor	ppm/°C	≤100	≤100	≤300	≤300	≤600	≤100
Nonlinear scale factor	%FS	≤0.5	≤0.5	≤0.5	≤0.5	≤0.5	≤0.5
Cross-coupling	%	≤1	≤1	≤1	≤1	≤1	≤1
Bandwidth	HZ	5~300	5 to 500	5 to 500	5 to 500	5 to 500	5 to 500
Resolution	mg	≤0.2	≤0.5	≤0.5	≤0.8	≤1	≤1.2
External dimensions	mm × mm × mm	6.0 × 6.0 × 1.9
Encapsulation		Ceramic package (LCC16)
Output format		SPI digital output
Operating voltage range	V	4.9–5.1 (typical value: 5)
Operating temperature	Celsius	-45~85
Storage temperature	Celsius	-55~125

● Inertial measurement: inertial guidance, integrated navigation, overload measurement

● Tilt measurement: antenna attitude measurement, platform measurement, and tilt angle testing

● Vibration measurement: mechanical equipment, bridges and dams, safety testing

Pin number	Definition	Instructions
1	GND	Earth
2	DVD-D	Chip Digital Power
3	VDDIO	Chip digital I/O power supply (1.7V ~ VDD)
4	SCLK	SPI Clock
5	DOUT	SPI MISO
6	DIN	SPI MOSI
7	SSB	SPI Slave Selection
8	EN	Chip enable, 5V high-level active
10	GND	Earth
12	HVREF	High-voltage reference
13	GND	Earth
14	ADCREF	ADC reference voltage
15	DVD-D	Chip Digital Power
9 11 16	NC	Not connected

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