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Lpc2000

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Re: [lpc2000] 3.5 logic to 5.0

2005-05-06 by Robert Adsett

At 02:54 PM 5/6/05 +0000, javida13 wrote:
>I have a 5 volt logical display that I'm driving.  The Vol for this
>part is 3.5 volts (.7*Vcc).  I have 3-signals that must be driven to
>this logic level.  Is there a LS type of device that can be used as the
>level translator, where is can be powered by 5 volts and its input
>level can be driven by 3.3 volt logic?

Standard HCT logic.

TI has a good selection.  I still remember fondly the yellow TI logic bible

http://focus.ti.com/logic/docs/bytechnologyfamily.tsp?templateId=5985&navigationId=11386&path=templatedata/cm/ovw/data/hct_overview&technologyFamilyId=16

Other manufacturers, including Philips, should also have a good selection.

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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