At 02:29 PM 1/19/2004 -0500, you wrote:

>> >
>> >I'm looking for a uC that will run on a single Alkaline cell (i.e. < 1.5
>> >Volts)
>> >What's available in the PIC line and also by others?
>> >
>
>I can't help directly. But, there are logic chips that run on 1 volts and
>under. PC's have 1.1 and .8 volt on board supplies, so their must be chipsf
>that run on these lower voltages.

AFAIK, that's just for the core voltage of the processor chips. All the
external
signals are translated to higher voltages, more like 3V.

>Maxim has many power supply chips made for microprocessor aps that brag
>about the efficiency of their .8 volt dc-dc converter chips.
>
>If anyone knows of a cmos logic product line that runs at 1 volt, I'd sure
>love to hear about it.

Lowest I know off offhand is the tinylogic eg. Onsemi, which is spec'd at
1.65V, probably works at 1V typically.

Best regards,

Spehro Pefhany --"it's the network..."            "The Journey is the reward"
speff@interlog.com             Info for manufacturers: http://www.trexon.com
Embedded software/hardware/analog  Info for designers:  http://www.speff.com

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