Altera 100G Development Kit, Stratix IV GT Edition Bedienungsanleitung PDF herunterladen (Seite 64)

2–56 Chapter 2: Board Components

Components and Interfaces

100G Development Kit, Stratix IV GT Edition Reference Manual September 2010 Altera Corporation

Table 2–38 lists the DDR3 interfaces component reference and manufacturing

information.

QDR II Interface

The QDR II interface consists of a 72-Mbit QDR II burst-of-2 SRAM which has a 18-bit

read data bus and a 18-bit write data bus.

Table 2–39 lists the pin assignments for the QDR II interface and their corresponding

schematic signal names and Stratix IV GT pin numbers.

U30.B7 Data strobe N byte lane 3

DDR3D_DQS_N3

U44.A32 —

U30.C7 Data strobe P byte lane 3

DDR3D_DQS_P3

U44.B32 —

U30.K1, U31.K1 On-die termination

DDR3D_ODT

U44.K25 —

U30.J3, U31.J3 Row address select

DDR3D_RASN

U44.E25 —

U30.T2, U31.T2 Reset

DDR3D_RSTN

U44.W31 —

U30.L3, U31.L3 Write enable

DDR3D_WEN

U44.G24 —

Table 2–37. DDR3 Interface Pin Assignments, Schematic Signal Names, and Functions (Part 8 of 8)

Board Reference Description

Schematic

Signal Name

Stratix IV GT

Device

Pin Name

Other

Connections

Table 2–38. DDR3 interfaces Component Reference And Manufacturing Information

Board

Reference

Description Manufacturer

Manufacturing

Part Number

Manufacturer

Website

U28-U31,

U36-U39

8 M × 16-bit × 8 banks, 667M, CL9

DDR3 device

Micron MT41J64M16LA-15E www.micron.com

Table 2–39. QDR II Interface Pin Assignments, Schematic Signal Names, and Functions (Part 1 of 8)

Board

Reference

Description

Schematic

Signal Name

Stratix IV GT

Device

Pin Name

Other

Connections

QDR II A Interface

U47.R9 Address bus

QDR2A_A0

U44.AW22 —

U47.R8 Address bus

QDR2A_A1

U44.AY20 —

U47.B4 Address bus

QDR2A_A2

U44.AG13 —

U47.B8 Address bus

QDR2A_A3

U44.AL20 —

U47.C5 Address bus

QDR2A_A4

U44.AF15 —

U47.C7 Address bus

QDR2A_A5

U44.AN14 —

U47.N5 Address bus

QDR2A_A6

U44.AL9 —

U47.N6 Address bus

QDR2A_A7

U44.AJ13 —

U47.N7 Address bus

QDR2A_A8

U44.AU19 —

U47.P4 Address bus

QDR2A_A9

U44.AM6 —

U47.P5 Address bus

QDR2A_A10

U44.AG14 —

U47.P7 Address bus

QDR2A_A11

U44.AW20 —

U47.P8 Address bus

QDR2A_A12

U44.AW21 —

U47.R3 Address bus

QDR2A_A13

U44.AL6 —

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