External Memory Interface Handbook Volume 3: Reference Material

ID 683841
Date 7/24/2019
Public
Document Table of Contents

6.6.4.4. Burst Length Support

The controller supports burst lengths of 2, 4, 8, and 16. Data widths of 8, 16, and 32 bits are supported for non-ECC operation and data widths of 24 and 40 bits are supported for operations with ECC enabled. The following table shows the type of SDRAM for each burst length.
Table 69.  SDRAM Burst Lengths 

Burst Length

SDRAM

4

LPDDR2, DDR2

8

DDR2, DDR3, LPDDR2

16

LPDDR2

Width Matching

The SDRAM controller automatically performs data width conversion.

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