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TMS320C6713B Floating-Point Digital Signal Processor (Rev. A)

TMS320C6713B Floating-Point Digital Signal Processor (Rev. A)

TMS320C6713B Floating-Point Digital Signal Processor (Rev. A)

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SYNCHRONOUS DRAM TIMING (CONTINUED)<br />

SPRS294 − OCTOBER 2005<br />

DEAC<br />

ECLKOUT<br />

CEx<br />

1<br />

1<br />

BE[3:0]<br />

EA[21:13]<br />

4<br />

Bank<br />

5<br />

EA[11:2]<br />

EA12<br />

4<br />

5<br />

ED[31:0]<br />

AOE/SDRAS/SSOE†<br />

12<br />

12<br />

ARE/SDCAS/SSADS†<br />

AWE/SDWE/SSWE†<br />

11<br />

11<br />

† ARE/SDCAS/SSADS, AWE/SDWE/SSWE, and AOE/SDRAS/SSOE operate as SDCAS, SDWE, and SDRAS, respectively, during SDRAM<br />

accesses.<br />

Figure 44. SDRAM DEAC Command<br />

REFR<br />

ECLKOUT<br />

CEx<br />

BE[3:0]<br />

EA[21:2]<br />

EA12<br />

ED[31:0]<br />

AOE/SDRAS/SSOE†<br />

ARE/SDCAS/SSADS†<br />

AWE/SDWE/SSWE†<br />

1<br />

12<br />

8<br />

1<br />

12<br />

8<br />

† ARE/SDCAS/SSADS, AWE/SDWE/SSWE, and AOE/SDRAS/SSOE operate as SDCAS, SDWE, and SDRAS, respectively, during SDRAM<br />

accesses.<br />

Figure 45. SDRAM REFR Command<br />

POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443<br />

117

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