Signetics 8881 is
14 - Vcc
7 - Gnd
13 - o/p A
12&11 - i/p's A
10 - o/p B
8 & 9 - i/p's B
1 - o/p C
2&3 - i/p's C
4 - o/p D
5&6 - i/p's D
Device is TTL. Info from old Quarndon Electronics Digital Intergrated
Circuits Catalogue circa 1970's.
Geoff.
----- Original Message -----
From: "Patrick Finnegan" <pat_at_computer-refuge.org>
To: "General Discussion: On-Topic and Off-Topic Posts"
<cctalk_at_classiccmp.org>
Sent: Wednesday, January 21, 2004 12:10 AM
Subject: Re: brew-your-own-unibus boards?
> On Tuesday 20 January 2004 18:06, Tony Duell wrote:
> > Driver : 8881 (quad 2 input NAND with open collector outputs)
>
> Does anyone have a spec sheet on the 8881's? I "might" have a few of
> them laying around that I could use right about now... If nothing
> else, a pinout would be helpful.
>
> Pat
> --
> Purdue University ITAP/RCS
> Information Technology at Purdue
> Research Computing and Storage
> http://www.itap.purdue.edu/rcs/
Received on Thu Jan 22 2004 - 11:48:36 GMT