SAR100 Angular Rate Sensor

Description

Calibrated and compensated digital gyro sensor with SPI interface housed in a rigid custom ceramic LCC package to accommodate for either horizontal or vertical mounting.

Application areas

  • Industrial
  • Agriculture
  • 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

Documentation

Product Brief SAR100 Datasheet SAR100 Evaluation Platform Gyro Sensors User manual SAR100 EVP

Performance

SAR100 is offered in two different ranges, has DC response, with low bias drift and noise, and incorporates a temperature sensor. A SPI interface enables easy and effective communication between customer application and sensor. A number of functions are available through the digital SPI interface including advanced self diagnostics.

 

Parameter Min Typ Max Unit Comment

Range

Range

Range

±400
±250

±100
°/s
Output
12
bit
 2's complement

Scale factor ±400

Scale factor ±250

Scale factor ±100
0.25
0.25
0.10
°/s / LSB
In-run bias stability
0.02
°/s

Noise ±400°/s
Noise ±250°/s

Noise ±100°/s

0.25
0.25

0.15
°/s(rms)
Rate noise density ±400°/s
Rate noise density ±250°/s
Rate noise density ±100°/s

0.03
0.03

0.02
°/s/√Hz
Sampling frequency

2000
 SPS
 Nominal value
SAR100_cluster