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AR# 16329

System ACE CF - Is the "Test JTAG" (TSTJTAG) interface 5V-tolerant?

Description

General Description: 

Is the "Test JTAG" (TSTJTAG) interface on a System ACE CF device 5V-tolerant?

Solution

No -- if the Vcch is powered at 3.3V, TSTTDI, TSTTCK, and TSTTMS cannot exceed 3.8V. 

 

For more information, please see "Recommended Operating Conditions" section of the System ACE CF data sheet: 

http://direct.xilinx.com/bvdocs/publications/ds080.pdf

AR# 16329
Date Created 09/03/2007
Last Updated 05/15/2014
Status Archive
Type General Article