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Skew in digital circuits

 
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tch77_pt75



Joined: 22 Aug 2007
Posts: 20


Post13 May 2008 8:08   Skew in digital circuits

Does anyone know how to measure skew in digital circuits, i.e the HSPICE command? Thank you
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umery2k75



Joined: 19 Apr 2006
Posts: 247
Helped: 19


Post13 May 2008 8:25   Re: Skew in digital circuits

Define Skew?
I know about slew.
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tch77_pt75



Joined: 22 Aug 2007
Posts: 20


Post13 May 2008 9:25   Re: Skew in digital circuits

Take for example the clock skew between Register A and B. It means the delay of the clock signal to these registers.

How to use HSPICE to measure it?
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ssankurathri



Joined: 16 Mar 2006
Posts: 91
Helped: 5


Post13 May 2008 13:58   Re: Skew in digital circuits

skew is the time difference between the transmitting and receiving of clock on the board. i.e, if clock is applied to two different secions on the board, both the sections may not receive the clock at same time.
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tch77_pt75



Joined: 22 Aug 2007
Posts: 20


Post14 May 2008 2:24   Re: Skew in digital circuits

Hmm, How to measure it using HSPICE. Any example of the HSPICE command?
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