Hi Steven
I suspect that the MM78 is at least one of the
parts that I'm looking for. I regret that the
actual chips have no information on them other than
the date code and the in-house part number. There
are no generic part numbers on their labels.
Dwight
>From: steven <tosteve_at_yahoo.com>
>
>
>I have a 1984 Rockwell Data Book with lots of ICs in
>it - I will need a part number.
>
>Steve.
>
>
>--- John Honniball <coredump_at_gifford.co.uk> wrote:
>
>> 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
>>
>>
>
>
>
>
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Received on Mon Aug 02 2004 - 12:35:10 BST