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Bosch Semiconductors for Automotive
SMI240

Inertial sensor with ASIL B for semi-autonomous driving

Application & Technical Summary

SMI240

SMI240 features a 3-axis gyroscope sensor (Ωxyz) and a 3-axis low-g accelerometer (axyz).

Typical applications include L2 semi-autonomous driving, hands-free driving and positioning applications

Product benefits

  • On-board safety controller for monitoring of sensor functions
  • Developed according to ISO26262 for systems with safety targets up to ASIL B

Target applications:

  • L2 semi-autonomous driving
  • Hands-free driving
  • Positioning applications
  • Other ADAS functions

for hands-free driving

Detects deviations from the intended vehicle position

Technical Features

Type
Combined inertial sensor
Package
LGA, 3.3 x 3.3 mm²
Sensing axes
X, Y, Z (Ω),
X, Y, Z (a)
Range
±300 °/s (Ω)
±16 g (a)
Interface
SPI (out-of-frame)
Data resolution
16-bit (SPI)
Sensitivity
100 LSB/°/s
2,000 LSB/g
Sensitivity tolerance
±3 % (Ω)
±3 % (a)
Supply voltage
3.3 V
Supply current
< 5 mA
Operating temperature
-40 to 105 °C

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