Stratix® V Device Handbook: Volume 1: Device Interfaces and Integration

ID 683665
Date 10/18/2023
Public
Document Table of Contents

2.3.2.1. M20K Blocks Mixed-Width Configurations

The following table lists the mixed-width configurations of the M20K blocks in the simple dual-port RAM mode.

Table 7.  M20K Block Mixed-Width Configurations (Simple Dual-Port RAM Mode)
Read Port Write Port
16K x 1 8K x 2 4K x 4 4K x 5 2K x 8 2K x 10 1K x 16 1K x 20 512 x 32 512 x 40
16K x 1 Yes Yes Yes Yes Yes Yes
8K x 2 Yes Yes Yes Yes Yes Yes
4K x 4 Yes Yes Yes Yes Yes Yes
4K x 5 Yes Yes Yes Yes
2K x 8 Yes Yes Yes Yes Yes Yes
2K x 10 Yes Yes Yes Yes
1K x 16 Yes Yes Yes Yes Yes Yes
1K x 20 Yes Yes Yes Yes
512 x 32 Yes Yes Yes Yes Yes Yes
512 x 40 Yes Yes Yes Yes

The following table lists the mixed-width configurations of the M20K blocks in true dual-port mode.

Table 8.  M20K Block Mixed-Width Configurations (True Dual-Port Mode)
Port A Port B
16K x 1 8K x 2 4K x 4 4K x 5 2K x 8 2K x 10 1K x 16 1K x 20
16K x 1 Yes Yes Yes Yes Yes
8K x 2 Yes Yes Yes Yes Yes
4K x 4 Yes Yes Yes Yes Yes
4K x 5 Yes Yes Yes
2K x 8 Yes Yes Yes Yes Yes
2K x 10 Yes Yes Yes
1K x 16 Yes Yes Yes Yes Yes
1K x 20 Yes Yes Yes