Signetics 8266
Jos Dreesen
jos.mar at bluewin.ch
Thu Apr 7 15:09:47 CDT 2005
Am donderdag, 07.04.05, um 21:50 Uhr (Europe/Zurich) schrieb Brent
Hilpert:
> Would someone happen to have a 1970s-era Signetics TTL handbook in
> which they could look up some details about the N8266?
> I know that it is a quad 2-input multiplexor/selector and I know what
> the pinout is.
> The questions are:
> - what is the specific logic functioning of the 2 control inputs?
> - is there any inversion in the data path(s)?
>
my 1978 databook lists this device, and weird it is :
A input is inverting, B input is not.
if S0 is L and S1 is dont care : B to F.
If S0 is H and S1 is L : Anot to F
if S0 is H and S1 is H : F is H.
Jos
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