[sdiy] Designing Analog ICs

[Dave Manley]

On 9/8/2011 7:41 AM, Dave Manley wrote:
> On 9/7/2011 1:46 PM, ASSI wrote:
>> On Wednesday 07 September 2011, Ian Smith wrote:
>>> I was planning on trying www.mosis.com when the time came.
>>
>> Last I looked Mosis didn't have any analog bipolar processes available, so
>> you'd need to do it in analog CMOS, which is possible - but you can forget
>> CEM clones. Going through Mosis or Europractise gets you chips from about
>> $8k upwards depending on area and technology, but you only get very few
>> chips for that, untested. Even if you were dedicated to spend that much
>> money and effort, I don't think you'd get at the software tools as an
>> individual. It is possible to just give them a GDS and have that processed,
>> but you'd really need to be brave to do that (and know how to look for lots
>> of things the tools would normally check for you).
>
> Who's building Dave Smith's current CEM (PA397), most obvious choice? It is in the archive somewhere
> here or on AH.
>
> -Dave

I'll answer my own question: OnChip.  They don't advertise
the capability on their website though.  There's a thread
on AH from 2007 titled "PolyEvolver Ics (and some circuit topology drivel)".

-Dave