AR# 61748

Design Advisory Vivado Power/XPE - GTH - LPM/DFE mode under-reporting for MGTAVcc current in XPE

Description

For LPM & DFE mode 7-Series GTH designs, the XPE MGTAVcc current supply is under-reporting when compared to silicon measurements.

 

  • The LPM mode of GTH MGTAVcc supply rail is under-reported by 19% in XPE.
     
  • The DFE mode of GTH MGTAVcc supply rail is under-reported by 12% in XPE.


Solution

To resolve this issue, manually adjust the GTH MGTAVcc supply rail current by:

  •  19% for LPM mode
     
  •  12% for DFE mode



AR# 61748
Date 08/26/2014
Status Active
Type Design Advisory
Tools