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Re: [lpc2000] 100 MHz clock using LPC2138

2005-06-12 by Robert Adsett

At 05:25 PM 6/12/05 +0100, sudip nag wrote:
>My requirement is basically to transmit data from one microcontroller 
>(LPC2138) to the other at 100MHz. Thus the clock generated must 
>synchronize the data. Si4112 has IF out relying upon its separate crystal. 
>This may cause data transition mismatch with driving clock. So its 
>preferable to generate clock from LPC2138. Please suggest any outcome.

If you mean the LPC is to generate and clock out data at 100MHz it's not 
going to happen.  The LPC is only a 60MHz device.

BTW, where are you getting the 100MHz requirement?  I took a quick look at 
the Si4112 datasheet out of curiosity and sclk is restricted to a min of 40nS.

Robert

" 'Freedom' has no meaning of itself.  There are always restrictions,   be 
they legal, genetic, or physical.  If you don't believe me, try to chew a 
radio signal. "  -- Kelvin Throop, III
http://www.aeolusdevelopment.com/

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