On 21 Jul 96  12:42:00, Hamish Moffatt wrote to Lewin Edwards:



 HM> So, PROM = EPROM without erase ability, OTP = EPROM with erase ability

 HM> but with the window covered by the plastic case? Surely plastic

 HM> wouldn't be significantly cheaper than ceramic to make this

 HM> worthwhile? 



Material could be around the same price but making ceramic case is

much more complicated (and adding window adds more complexity) and

slower.



Cheers,

Tom             



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