Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Maximum current strength supported by pin SDI_HSMC_CLK for SDI HSMC daughter card

Hi, Anyone know about the maximum current strength supported by pin SDI_HSMC_CLK(input) for SDI HSMC daughter card? In Quartus II Pin Planner, the default current strength of HSMC connector(HSM...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

It would be good to do signal integrity simulation to select the optimal drive strength for your setup. Lower drive strength will have slower edges. Higher drive strength might get more reflection. Need to balance between.