[Techtoolslist] What IC is this? what does it do?

[John Robertson]

At 7:20 AM -0800 1/4/07, Joseph Magiera wrote:

>I know this is a tech-tools list, but I'm hoping someone here can 

>identify a chip for me.

>   

>   18 pin,

>   

>   NMOS8342-A

>   MS2620F-15

>   

>   The "6" in the second line could be a "G" I guess, but I really 

>think it's a 6.  But it could be MS2G20F-15.

>   

>   I'm guessing the 8342 is the year and week code, but I can't find 

>anything on 2620 (or 2G20).  I'm guessing some type of RAM, but 

>that's totally a guess.

>   

>   Also, in rotated text, to the left and perpendicular to the text 

>above, in capital block letters is AEZ.  It sure appears this is a 

>manufacturers symbol or abbreviation, but I can't find anything on 

>that either.

>   

>   Anyone have any ideas or clues?  Thanks,

>

>Joe

   joemagiera at ameritech.net

According to my IC MASTER (1986) that was made by INMOS and is a 
16384X1 150nsF NMOS 18 pin Single 5VDC Dynamic RAM.

Substitutes include Fujitsu MB81416, Hitachi HM48416, Mitsubishi 
M5M4416, and TI TMS4416.

John :-#)#