Looking for old data information

From: Dwight K. Elvey <dwight.elvey_at_amd.com>
Date: Sat Jul 31 16:25:54 2004

>From: "John Honniball" <coredump_at_gifford.co.uk>
>
>Dwight K. Elvey wrote:
>> Does anyone have any data books with the specs
>> and signals for Rockwell's 4 bit processors that
>> they made during the late 70's? These were in a
>> funny flat pack called spider chips.
>
>I have a book by Steve Money called "Microprocessor Data Book", and
>it lists three Rockwell 4-bit chips, the MM75, MM76 and MM78. They
>make up the PPS4/1 Series. Are they the ones you are interested in?
>
>--
>John Honniball
>coredump_at_gifford.co.uk
>
>

Hi John
 Hard to say. The chips I have all have inhouse numbers on them.
It sure does sound like the right stuff though. The chips are
all 42 pin spider chips.
Dwight
Received on Sat Jul 31 2004 - 16:25:54 BST