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August 27, 2025
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LSM6DSV16X: Inactivity sleep duration values discrepancy between "LSM6DSV16X" & "AN5763"

  • August 27, 2025
  • 3 replies
  • 343 views

Hi,

My question is in regard with SLEEP_DUR of the register WAKE_UP_DUR.

Datasheet "LSM6DSV16X" (p98) mentions:
Duration to go in sleep mode. Default value: 0000 (this corresponds to 16 ODR) 1 LSB = 512/ODR_XL time"

Whereas the "AN5763" (p60) instead specify:
SLEEP_DUR_[3:0] bits of the WAKE_UP_DUR register: 1 LSB corresponds to 514 / ODR_XL time, where ODR_XL is the accelerometer output data rate. If the SLEEP_DUR_[3:0] bits are set to 0000, the duration of the inactivity state to be recognized is equal to 18 / ODR_XL time.

Not that the very similar specs impact product design itself, however I would prefer to know the correct one.

Thank you,

    This topic has been closed for replies.
    Best answer by Federica Bossi

    Hi @kierantraak ,

    The application note is correct; we will modify the datasheet in the next release.

    Thanks for notice us!

    3 replies

    Technical Moderator
    August 28, 2025

    Hi @kierantraak ,

    Thanks for letting me know, I'll check it out and get back to you!

    Technical Moderator
    August 29, 2025

    Hi @kierantraak ,

    The application note is correct; we will modify the datasheet in the next release.

    Thanks for notice us!

    Explorer
    August 29, 2025

    Thank you very much for the precision.