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Question with AM1808 power-on sequence

dajun he
Prodigy 125 points

if I don't power-on with following order:   RTC-> 1.2V core logic supplies(CVDD) -> all static 1.2V logic suppies ->all static 1.8V IO supplies-> all 3.3v phy supplies.

what will be happen?

  • 0
    TI__Guru* 84075 points

    Hi Dajun

    If you don't power on as recommended in the datasheet, you will be violating the datasheet recommended sequence. Violating the datasheet sequence can result in reliability issues and we will not be able to guarantee the device working as intended and tested.

    Regards

    Mukul