[Free] Old Data Books (Australia)
ard at p850ug1.demon.co.uk
Wed Sep 5 17:41:27 CDT 2007
> Chuck Guzis wrote:
> > Someone wrote:
> > PS. Iv'e got the 7400 pinout downloaded already. :)
> > Just remember that the 7401 is not an OC version of the 7400. :)
> > I've got to keep going back to the databook for the chips with
> > "middle" supply pins, like the 7475.
> I don't use 4 bit latches. No problem for me :)
> Other than the 4 bit adder 7486 I can't think of any common
Don;'t you mean 7483 here? The 7486 is a quad XOR gate, pinout similar to
the 8400, and with corner supply pins.
The 74283 is a 4-bit adder with a more sane pinout (and corner supply pins).
> chips with middle supply pins.
The ones I come acorss most often are the 7490, 7492, 7493 counters.
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