Assuming you read the datasheet? My reading of it is that it is effectively a rapid prototyping chip that they will 'program' via laser with your logic instructions on a 1 week turnaround.
That's certainly what it says towards the end. And far quicker than custom silicon. David On Tue, 19 May 2020, 15:02 gregebert, <[email protected]> wrote: > I've never heard of programmable logic that uses a laser; that would > require elaborate equipment and defeat the entire purpose of having > customizable logic. > > Techniques I know of include UV-erasable (hence the window), fuse-based > (on-time-programmable, aka OTP), Electrically-erasable, and RAM-based, > which requires an offchip storage device (usually serial EEprom). > > There were all sorts of inexpensive programmable devices in the 1980's, > including the popular 22V10. You would use software, such as CUPL or PALASM > to generate the fusing/programming information, then use a programming > machine (DataIO was one such manufacturer) to program the device. > > Laser-trimming of resistors was once common for precision analog parts; I > think it's been largely replaced with fuses. > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/1489f4ca-9624-4efc-a7ec-105fe64560e5%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/1489f4ca-9624-4efc-a7ec-105fe64560e5%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAOQ6x0E9UqNwEM8E9W%2BMZQYTMXt7Kho17ri8n55%2B2CgLMxPGSw%40mail.gmail.com.
