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Forum: µC & Digital Electronics high speed buffer/driver voltage translator


von E.P (Guest)


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Hello buddies!

I am wondering how to know which is the maximum frequency which is able 
to manage this buffer/driver: 74LVC126

I need it for drive a 150MHz. and I can't see any reference in the 
datasheet...

Thanks!

: Moved by Moderator
von Lothar M. (Company: Titel) (lkmiller) (Moderator)


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E.P wrote:
> and I can't see any reference in the datasheet...
What datasheet?
In that one from NXP there's a complete page with timing figures:
http://www.nxp.com/documents/data_sheet/74LVC126A.pdf

> I need it for drive a 150MHz.
What kind of signal? A simple 50:50 clock signal? What rise and fall 
times does your design allow to that signal?

von E.P (Guest)


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it is a simple 150MHz clock signal wit 50% of duty cycle. It is to drive 
a sensor so in the beginning there is not any restriction but have a 
look that if the clock=150 MHz, it meand that the period is 6.6ns. So I 
dont know how to manage this in order to have a good clokc at the 
ouutput....

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