Bugbooks - Mark 80

From: Dave Dameron <ddameron_at_earthlink.net>
Date: Mon Jan 25 18:49:43 1999

At 11:10 PM 1/25/99 +0000, Tony wrote:
>>
>
>> Hi I'm looking fro 1702's, not 1702A's which are quite common
>> but 1702's. You wouldn't happen to have any of these would
>> you. I'll trade you 1702A's for any you might have.
>
>What's the real difference between a 1702 and a 1702A? I must admit that
>I am not a great one for historical correctness, so I tend to use
>'updated' parts if I happen to have them to hand
>
The 1702's had 10% of the program duty cycle of the 1702A, so took 10x
longer to
program. The voltages were the same. I don't know what actually was revised on
the chip, larger output/program transistors?
-Dave
Received on Mon Jan 25 1999 - 18:49:43 GMT