Altera RLDRAM II Controller MegaCore Function Bedienungsanleitung PDF herunterladen (Seite 9)

Altera Corporation MegaCore Version 9.1 1–5

November 2009 RLDRAM II Controller MegaCore Function User Guide

About This MegaCore Function

Stratix II and Stratix II GX devices support RLDRAM at up to 300 MHz.

Table 1–4 shows the clock frequency support for Stratix II and Stratix GX

device families, with the Quartus II software.

Table 1–5 shows typical sizes in combinational adaptive look-up tables

(ALUTs) and logic registers for the RLDRAM II controller.

Table 1–4. RLDRAM II Maximum Clock Frequency Support in Stratix II &

Stratix GX Devices

Speed Grade Frequency (MHz)

–3 300

–4 250

–5 200

Table 1–5. Typical Size Note (1)

Device Memory Width (Bits)

Combinational

ALUTs

Logic

Registers

Stratix II and

Stratix II GX

9 127 169

18 130 209

36 151 287

72 185 444

Notes to Ta b le 1 –5 :

(1) These sizes are a guide only and vary with different choices of parameters.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 61 62

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Altera RLDRAM II Controller MegaCore Function Bedienungsanleitung Seite 9