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.

 

NOT RECOMMENDED FOR NEW DESIGNS!

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