Anyone with specs for old Hitachi components?

[Chris Serrano]

D2808C:  My failing memory says it is 8k EEPROM.

On Thu, 2 Nov 2000 23:01:42 -0800, you wrote:

>I have been hacking around inside some old ECUs for old Audi turbocharged engines which were built
>for Audi by Hitachi.  I have been able to acquire spec sheets and programming information for the
>microprocessors (MC680X-based), but there are a couple custom LSI devices for which I haven't been
>able to obtain any sort of information.  One part that does seem to be commonly used is a 42 (yes,
>that's right!) pin DIP which has a part number of D2808C on the cover, and another is a ceramic
>substrate with 52 pins and a label HD46506.  Both parts have Hitachi logos on them.  If anyone has
>any leads as to where I could get specs I would most certainly appreciate it!
>
>TIA!
>Steve Buchholz
>San Jose, CA (USA)
>
>
>
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