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Author Topic: Amiga 3000 fast page DRAM ZIP part no. table  (Read 3857 times)

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Offline koaftder

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Re: Amiga 3000 fast page DRAM ZIP part no. table
« on: September 22, 2007, 05:42:10 AM »
Thank you eslapion for putting together this list. I have a chip you haven't listed. It's:

OKI: M514402B-B0Z
40655029A9z

And thats on an a3k mobo, zip chips, mobo rev 9/02
 

Offline koaftder

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Re: Amiga 3000 fast page DRAM ZIP part no. table
« Reply #1 on: September 26, 2007, 04:00:01 AM »
Quote

eslapion wrote:
Quote

rkauer wrote:
 Yes, you can use 424256 chips too. But they only have 256k x 4 bits on each chip.

 So you can have only 4 Mb FAST if populating all sockets. Doubtfully you can mix both types tough.


You are correct in saying you cannot mix both types. However, considering there's little point limiting a 3000 to 4MBytes of fast RAM, I didn't look for 256kx4 part nos.

Quote

Koaftder wrote:
Thank you eslapion for putting together this list. I have a chip you haven't listed. It's:

OKI: M514402B-B0Z
40655029A9z

And thats on an a3k mobo, zip chips, mobo rev 9/02


The 514402 series are Static Column DRAM, not fast page mode. These are much tougher to find but they are 1Mx4 and they are perfectly compatible with the A3000. They even perform better than fast page mode DRAM chips.


So I have the top notch chips. Awesome! Guy I bought the a3k mobo from via ebay, was late shipping i think, he threw in 4mb of those chips, and hd, mouse, some other stuff. Got me setup properly.