Ddr2 sodimm, Ddr2 sodimm –41 – Altera Arria II GX FPGA Development Board User Manual

Page 49

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Chapter 2: Board Components

2–41

Memory

February 2011

Altera Corporation

Arria II GX FPGA Development Board Reference Manual

Table 2–41

lists the DDR3 component reference and manufacturing information.

DDR2 SODIMM

There is a DDR2 200-pin SODIMM device, providing 1-GB single-rank DIMM with a
64-bit data bus. This memory interface runs at a maximum fequency of 333 MHz for a
maximum theoretical bandwidth of over 42.6 Gbps. The internal bus in the FPGA is
typically 2 or 4 times the width at full rate or half rate respectively. For example, a
333 MHz 64-bit interface becomes a 166.5 MHz 256-bit bus.

U13.E3

Data bus byte lane 0

DDR3_DQ0

1.5-V SSTL Class I

J16

U13.F7

Data bus byte lane 0

DDR3_DQ1

B7

U13.F2

Data bus byte lane 0

DDR3_DQ2

K17

U13.F8

Data bus byte lane 0

DDR3_DQ3

A6

U13.H3

Data bus byte lane 0

DDR3_DQ4

A3

U13.H8

Data bus byte lane 0

DDR3_DQ5

A4

U13.G2

Data bus byte lane 0

DDR3_DQ6

L16

U13.H7

Data bus byte lane 0

DDR3_DQ7

B3

U13.E7

Write mask byte lane 0

DDR3_DM0

B9

U13.F3

Data strobe P byte lane 0

DDR3_DQS_P0

G14

U13.G3

Data strobe N byte lane 0

DDR3_DQS_N0

F15

U13.D7

Data bus byte lane 1

DDR3_DQ8

D13

U13.C3

Data bus byte lane 1

DDR3_DQ9

F13

U13.C8

Data bus byte lane 1

DDR3_DQ10

A2

U13.C2

Data bus byte lane 1

DDR3_DQ11

J15

U13.A7

Data bus byte lane 1

DDR3_DQ12

D12

U13.A2

Data bus byte lane 1

DDR3_DQ13

G15

U13.B8

Data bus byte lane 1

DDR3_DQ14

B4

U13.A3

Data bus byte lane 1

DDR3_DQ15

G13

U13.D3

Write mask byte lane 1

DDR3_DM1

K15

U13.C7

Data strobe P byte lane 1

DDR3_DQS_P1

F12

U13.B7

Data strobe N byte lane 1

DDR3_DQS_N1

E12

Table 2–40. DDR3 Pin Assignments, Schematic Signal Names, and Functions (Part 2 of 2)

Board Reference

Description

Schematic Signal

Name

I/O Standard

Arria II GX

Device

Pin Number

Table 2–41. DDR3 Component Reference and Manufacturing Information

Board Reference

Description

Manufacturer

Manufacturing

Part Number

Manufacturer

Website

U13

8 M × 16 × 8 banks, 667M, CL9

Micron

MT41J64M16LA-15E

www.micron.com

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