help id a chip

Mike Stein mhs.stein at gmail.com
Wed Jan 17 15:05:40 CST 2018


Yes; I first saw that package used in Series L machines and the B80 was effectively an L9000 with disk drives.

m

----- Original Message ----- 
  From: Pete Lancashire 
  To: Mike Stein ; General Discussion: On-Topic Posts 
  Sent: Wednesday, January 17, 2018 3:46 PM
  Subject: Re: help id a chip


  Found it !!


  http://www.picklesnet.com/burroughs/gallery/bpgb80.htm



  4th picture top row.


  Yikes that was long ago 


  -pete




  On Wed, Jan 17, 2018 at 12:43 PM, Pete Lancashire <pete at petelancashire.com> wrote:

    OK it is coming back to me, if I remember correctly these were used in the B80 which were or were to be a replacement for the L/TC family
    there were either 5 or 8 of them that made up the CPU







    On Wed, Jan 17, 2018 at 12:14 PM, Mike Stein via cctech <cctech at classiccmp.org> wrote:

      The L & TC series (among others?) used a number of those chips; I *might* even be able to look up what it did but I doubt that it'd be useful information ;-)

      m


      ----- Original Message -----
      From: "Pete Lancashire via cctech" <cctech at classiccmp.org>
      To: "william degnan" <billdegnan at gmail.com>; "General Discussion: On-Topic Posts" <cctech at classiccmp.org>
      Sent: Wednesday, January 17, 2018 1:19 PM
      Subject: Re: help id a chip


      > Burroughs
      >
      > One has to love the 1/8" spacing.
      >
      > I have a box of them from when I worked there. I may even have one of the
      > very rare test sockets.
      >
      > The division I was in was considering using the technology. I can't
      > remember what actually used them. Way too long ago.
      > The plant I was in built the B7xx family.
      >
      > I
      >
      > -pete
      >
      > On Wed, Jan 17, 2018 at 10:05 AM, william degnan via cctech <
      > cctech at classiccmp.org> wrote:
      >
      >> Can someone tell me what chip this is?
      >>
      >> http://vintagecomputer.net/pictures/2017/Objects/P1010114.JPG
      >> http://vintagecomputer.net/pictures/2017/Objects/P1010093.JPG
      >> http://vintagecomputer.net/pictures/2017/Objects/P1010094.JPG
      >>
      >> (note ..94/94 show the item in a sealed in storage material)
      >>
      >> the underside consists of 4 sets of 12 pins plus the corner 3 pins, as
      >> shown on the top of the chip.
      >>
      >> thanks
      >>
      >>







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