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Altera_Forum
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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
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10 years ago

No, it won't damage the IC.

150uA is the maximum current the device will draw when powered under the conditions stated. Just make sure you have the appropriate I/O standard selected for 'HSMB_CLK_OUT_P2' in the I/O planner. Reduce the drive strength right down and increase it if the wave shape at the receiver looks a little tired.

Cheers,

Alex