[sdiy] 4 bit binary to 7 segment hex decoder?

Synthusiast synthusiast at gmx.net
Sun Feb 18 18:07:58 CET 2001


> >Another TTL entry: 7447
> >
> 7447 does not say abcdef tho.. it does give individual characters for all
> except for f, which is blank.. the abcde chars are pretty oddball, but you
> can get used to them.. I ended up labeling the keypad with these chars
once
> too.. there was one device used in TV tuners that had 2 dig readout 0-16
in
> a 16 pin dip.. it had a real weird no, like SN296xx. Ive got one
somewhere,
> I'll dig it out when I have time. I've also got 9368, but I didnt know
they
> did ABCDEF, I'll see if I can find out about them as well
> Cheers,
> Dan

Whoops, I stand corrected. I found the 7447 datasheet and my memory wasn't
in sync with it ;) Hope you have better luck with that 9368.

Cheers,
Martijn




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