Altera Stratix II EP2S180 DSP Development Board Manual do Utilizador descarregar pdf (Página 38)

2–30 Core Version a.b.c variable Altera Corporation

Stratix II EP2S180 DSP Development Board Reference Manual

Board Components

Table 2–25 lists the reference information for the SDRAM memory.

DQ18 34 AG22

DQ19 36 AG23

DQ20 37 AM23

DQ21 39 AK23

DQ22 40 AK24

DQ23 42 AM24

DQ24 45 AK25

DQ25 47 AH24

DQ26 48 AH26

DQ27 50 AG24

DQ28 51 AM26

DQ29 53 AM25

DQ30 54 AJ26

DQ31 56 AK26

DQM0 16 AK13

DQM1 71 AL13

DQM2 28 AB12

DQM3 59 AC12

RAS_N 19 AK4

CAS_N 18 AL8

CKE 67 AL7

CS_N 20 AL6

Table 2–25. SDRAM Memory Reference

Item Description

Board reference U39, U40

Part number MT48LC4M32B2TG-7

Device description SDRAM Memory

Manufacturer Micron

Manufacturer web site www.micron.com

Table 2–24. SDRAM Device (U40) Pin-Outs (Part 2 of 2)

Pin Name Pin Number Connects to Stratix II Pin

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 57 58

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Altera Stratix II EP2S180 DSP Development Board Manual do Utilizador Página 38