On Mon, 3 Jan 2000, Noel Johnson wrote:
> Thanks Joe for the response! I have learned a little
> more since I posted that message. After researching
> possible replacements for the AM6012PC I concluded
> that Analog Device's DAC312 might be a drop in
> replacement at a cost of around $6.50 to $8.00 per
> chip. The DAC312 is a currently manufactured chip.
> Then I did a web search for "DAC312" and I got the
> arcade schematics/data sheets page on www.spies.com as
> a hit... Doh!
>
> http://www.spies.com/arcade/schematics/DataSheets/dac312.pdf
>
> Per Spies it also appears that a drop in replacement
> for the MC3410 is Analog Device's AD561.
>
> Has anyone successfully used the either the DAC312 or
> AD561 on a Tempest board?
The DAC312 is a perfect drop-in replacement for an AM6012.
I think we discussed this on vectorlist some time ago (before you were
around.) I have used DAC312s successfuly to replace AM6012s.
I hadn't heard that the AD561 was a replacement for the MC3410,
but I never really looked into it at all.
Joe
