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September 24, 2026
Question

IMU Identification Code

  • September 24, 2026
  • 1 reply
  • 38 views

I have a problem with identifying the sensor type from the marking on the housing. My understanding is the first two digits of the code are how you identify the part, but I could not find a good key to decipher it.

The two digit code is “3B”

Would it be possible to identify the part number based off this code?

1 reply

Peter BENSCH
ST Technical Moderator
September 25, 2026

Welcome ​@AaronS, to the community!

With the extremely large number of devices that STMicroelectronics has in its portfolio, a two-digit marking cannot be unambiguous. But you could check the ISM330BX.

Hope that helps?

Regards
/Peter

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