topic Re: USB#_VBUS powering sequence in Vybrid Processors https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284468#M2055 <HTML><HEAD></HEAD><BODY><P>Hi Shameem,</P><P>&nbsp; Yes, you can provide VBUS before the other power supplies. That was a former requirement on 1.0 silicon, but is no longer true on 1.1 (current production) silicon. The datasheet will be updated to reflect this.</P><P></P><P>-Anthony</P></BODY></HTML> Tue, 23 Jul 2013 22:36:50 GMT anthony_huereca 2013-07-23T22:36:50Z USB#_VBUS powering sequence https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284467#M2054 <HTML><HEAD></HEAD><BODY><P>Dear Sir,</P><P></P><P>In the Vybrid datasheet's Power sequencing section it is given that USB_VBUS can be independent of any other power supply.</P><P><SPAN style="font-size: 10pt; line-height: 1.5em;"><span class="lia-inline-image-display-wrapper" image-alt="Vybrid VBUS.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/39973i30ED5A2EB83F5904/image-size/large?v=v2&amp;px=999" role="button" title="Vybrid VBUS.png" alt="Vybrid VBUS.png" /></span><BR /></SPAN></P><P><SPAN style="font-size: 10pt; line-height: 1.5em;">Can we provide 5V to USB#_VBUS before providing all the other power supply? </SPAN></P><P></P><P>Waiting for your valuable replay.</P><P></P><P>Thank you in Advance.</P><P></P><P>Regards,</P><P>Shameem </P></BODY></HTML> Mon, 22 Jul 2013 12:11:19 GMT https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284467#M2054 AhmedShameemM_H 2013-07-22T12:11:19Z Re: USB#_VBUS powering sequence https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284468#M2055 <HTML><HEAD></HEAD><BODY><P>Hi Shameem,</P><P>&nbsp; Yes, you can provide VBUS before the other power supplies. That was a former requirement on 1.0 silicon, but is no longer true on 1.1 (current production) silicon. The datasheet will be updated to reflect this.</P><P></P><P>-Anthony</P></BODY></HTML> Tue, 23 Jul 2013 22:36:50 GMT https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284468#M2055 anthony_huereca 2013-07-23T22:36:50Z Re: USB#_VBUS powering sequence https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284469#M2056 <HTML><HEAD></HEAD><BODY><P>Ok</P><P>Thank you, Anthony for the information.</P></BODY></HTML> Wed, 24 Jul 2013 08:30:05 GMT https://community.nxp.com/t5/Vybrid-Processors/USB-VBUS-powering-sequence/m-p/284469#M2056 AhmedShameemM_H 2013-07-24T08:30:05Z