Hello Lewin!

Thursday July 18 1996 23:28, Lewin Edwards wrote to Hamish Moffatt:

 HM>> Well, theoretically you could put a PROM (== OTP?) in a plastic case?
 HM>> Plastic would surely be cheaper than ceramic.

 > PROMs are not OTP EPROMs. PROMs are programmed in a different manner. OTP
 > EPROM is just an ordinary EPROM in a plastic case. If you bombarded it with
 > X-rays for long enough, you could probably erase it without a window.

So, PROM = EPROM without erase ability, OTP = EPROM with erase ability but with
the window covered by the plastic case? Surely plastic wouldn't be
significantly cheaper than ceramic to make this worthwhile?


Regards,
Hamish

--- GoldED/P32 2.42.G1219+