Achronix Speedster22i DDR Uživatelský manuál stáhnout pdf (Strana 3)

Table of Contents

Table of Figures ................................................................................................. 4

Features ............................................................................................................. 6

Introduction ....................................................................................................... 7

Interfaces ........................................................................................................... 9

Internal (core) Interface .......................................................................................................... 9

External (off-chip) Interface .................................................................................................. 11

Parameters .......................................................................................................................... 11

Address Mapping ............................................................................................ 14

Write Interface Details ..................................................................................... 15

Back-to-Back Write Protocol 2X Clock Mode ....................................................................... 19

Write Protocol with Wide Bus Interface Enabled .................................................................. 21

Read Interface Details ..................................................................................... 23

Back-to-Back Read Protocol 2X Clock Mode ....................................................................... 25

Read Protocol with Wide Bus Interface Enabled .................................................................. 27

Memory Interface Latency .............................................................................. 30

Customization using ACE ............................................................................... 31

Revision History .............................................................................................. 32

UG031, Nov 18, 2014

1 2 3 4 5 6 7 8 ... 31 32

Žádné komentáře

Achronix Speedster22i DDR Uživatelský manuál Strana 3