Article ID: 000086040 Content Type: Product Information & Documentation Last Reviewed: 09/11/2012

How should I determine value of chip bits for Altera High Performance Memory Controller II with multiple chip select?

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Description

Altera® External Memory Interface Handbook states that:

For multiple chip selects:

width = chip bits bank bits row bits column bits – 2

 

 

chip bits = chip select - 1  

 

1 chip select = 0 chip bits

2 chip select = 1 chip bits

3 chip select = 2 chip bits

4 chip select = 3 chip bits

 

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Stratix® III FPGAs