SAR150 Angular Rate Sensor

Description

High precision gyro sensor, calibrated and compensated with digital SPI interface housed in a rigid custom ceramic LCC package to accommodate for either horizontal or vertical mounting. This sensor offers the best value of any gyro product in its class of performance.

Application areas

  • Industrial
  • Agriculture
  • Military
  • Aerospace
  • Subsea
  • Rescue
  • Maritime

Key features

  • Horizontal and vertical mounting
  • High reliability and robustness over long lifetime
  • Low vibration sensitivity
  • High overload and shock capability
  • Butterfly balanced design for high mechanical common mode rejection
  • Closed-loop force feedback operation with electrostatic frequency tuning
  • Low bias drift
  • Ideal mono crystalline Si material
  • Wafer level sealing with controlled Q-factor
  • Low power
  • Single voltage supply
  • Fully digital with SPI communication and on chip OTP calibration
  • Digitally controlled sample rate
  • Bandwidth defined by built in 4th order digital LP filter
  • Intrinsic continuous diagnostic monitoring
  • Temperature sensor
  • No external components required

Performance

This is a product with high bias and scale factor stability designed for demanding applications in Mil/Aerospace and industrial applications. SAR150 is highly rugged, consuming as little power as 50 mW.

 

Parameter Min Typ Max Unit Comment
Range

±250
±100

°/s

Output
12

bit
2's complement
Scale factor

0.25
0.10

°/s / LSB

Bias instability

50
°/h

Angular random walk ±250°/s
Angular random walk ±100°/s

0.80
0.65

°/√h

Sampling frequency


2000
SPS
Nominal value
SAR150_cluster