[sdiy] $100 Chip fab service

[Neil Johnson]

Hi,

On 1 May 2018 at 12:55, cheater00 cheater00 <cheater00 at gmail.com> wrote:
> So apparently the people behind RISC V want to start a service where you can
> send your chip designs in and get them made. I wonder if this would be
> useful for analog.. this could really launch analog synths into the
> stratosphere. Perfect replacements for old rare chips, great new designs,
> better OTAs, oscillators, envelopes, amps... sounds almost too good to be
> true, so there's good reason to follow this.
>
> Bear in mind this has loads of transistors.. so you could easily fit
> multiple (16? 64?) complex synth voices plus fx plus a micro to control them
> on one $100 chip and have all sorts of IO, too (probably best muxed as a
> single serial line to use as few pins as possible)
>
> https://hackaday.io/project/152709-itsy-chipsy-make-your-own-100-chip

It is supposedly 180nm.  In which case forget about anything above a
few volts (typically 1.8V, or maybe up to 5V if you really push it).

http://www.onsemi.com/PowerSolutions/content.do?id=16678

Neil
-- 
http://www.njohnson.co.uk