There's a lot of mixed-signal specialty ASICs at the 350 nm and 180 nm nodes. As long as you don't need the density, it's a great option. Masks are relatively c

There's a lot of mixed-signal specialty ASICs at the 350 nm and 180 nm nodes. As long as you don't need the density, it's a great option. Masks are relatively cheap and the processes are dialed in extremely well at this point. Just because the tech is 20-30 years old doesn't mean it's not useful.