|
EP2S130F1020I4 Datasheet, PDF (373/768 Pages) List of Unclassifed Manufacturers – Stratix II Device Handbook, Volume 1 | |||
|
◁ |
TriMatrix Embedded Memory Blocks in Stratix II and Stratix II GX Devices
TriMatrix memory supports mixed-width configurations, allowing
different read and write port widths. Tables 2â9 through 2â11 show the
mixed width configurations for the M512, M4K, and M-RAM blocks,
respectively.
Table 2â9. Stratix II and Stratix II GX M512 Block Mixed-Width
Configurations (Simple Dual-Port Mode)
Write Port
Read Port
512 Ã 1 256 Ã 2 128 Ã 4 64 Ã 8 32 Ã 16 64 Ã 9 32 Ã 18
512 Ã 1
v
v
v
v
v
256 Ã 2
v
v
v
v
v
128 Ã 4
v
v
v
v
v
64 Ã 8
v
v
v
v
v
32 Ã 16
v
v
v
v
v
64 Ã 9
v
v
32 Ã 18
v
v
Table 2â10. Stratix II and Stratix II GX M4K Block Mixed-Width Configurations (Simple Dual-Port Mode)
Read Port
4K Ã 1
2K Ã 2
1K Ã 4
512 Ã 8
256 Ã 16
128 Ã 32
512 Ã 9
256 Ã 18
128 Ã 36
4K Ã 1
v
v
v
v
v
v
2K Ã 2
v
v
v
v
v
v
1K Ã 4
v
v
v
v
v
v
Write Port
512 Ã 8 256 Ã 16 128 Ã 32 512 Ã 9 256 Ã 18 128 Ã 36
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
v
Altera Corporation
January 2008
2â13
Stratix II Device Handbook, Volume 2
|
▷ |