At 07:26 PM 2/10/2004 +0100, you wrote:
> > Abs. max. 70mA or 75mA through Vdd/Vss (sorry Vcc/GND, I guess nobody
>told it that it was CMOS and not TTL) pins, +/-40mA or +/-35mA maximum
>per output. That's Abs. max ratings, with all that implies. The outputs
>are characterized and the drop is guaranteed at 6mA/5V.
>
>I don't consider 'absolute maxima' (the chip-will-not-die figures) as
>relevant inputs for a design, so I do not find the figures I'd like to
>have (maximum allowd current). Without further info a feeble 6mA is the
>design maximum.

Good advice, in general (though they are certainly relevant if they are
approached or exceeded). Unless one has additional information.

BTW, why not use the 7.8mA characterization at Vdd=6V? ;-)

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

--
http://www.piclist.com hint: To leave the PICList
mailto:piclist-unsubscribe-request@mitvma.mit.edu