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Altera_Forum's avatar
Altera_Forum
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17 years ago

Max 7000: Epm7064s-5

We've been using an EPM7064S-TC44-5 with an external 100MHz clock for a while but now we have a need to increase the clock speed for our device. From the datasheet, the 7064S-5 has a fmax of 250MHz ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

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but you can supply it with up to a 250MHz clock and it'll just run at 175.4MHz. First off, is that assumption correct?

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Clearly wrong. Synchronous registers must be exptected to stop operation above max fcnt.