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Altera_Forum
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14 years ago

Suggestions for simple link between two FPGAs?

I need to transfer about 100 bytes of data between two Cyclone IV GX FPGAs on two different PCBs. The PCBs are pretty close (less than 6 inches/15 cm) and the hardware hasn't been designed yet, but I...
Altera_Forum's avatar
Altera_Forum
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14 years ago

Two LVDS pairs (clock pair and data pair) is a sensible hardware solution, but at say 100MHz the interconnects would have to be carefully designed to meet clock skew, even over 6 inches.