SPRS292A − OCTOBER 2005 − REVISED NOVEMBER 2005
SYNCHRONOUS DRAM TIMING (CONTINUED)
| ACTV |
|
ECLKOUT |
|
|
| 1 | 1 |
CEx |
|
|
BE[3:0] |
|
|
| 4 | 5 |
EA[21:13] | Bank Activate |
|
| 4 | 5 |
EA[11:2] | Row Address |
|
| 4 | 5 |
EA12 | Row Address |
|
ED[31:0] |
|
|
| 12 | 12 |
AOE/SDRAS/SSOE†
ARE/SDCAS/SSADS†
AWE/SDWE/SSWE†
†ARE/SDCAS/SSADS, AWE/SDWE/SSWE, and AOE/SDRAS/SSOE operate as SDCAS, SDWE, and SDRAS, respectively, during SDRAM accesses.
Figure 33. SDRAM ACTV Command
DCAB
ECLKOUT
1 | 1 |
CEx
BE[3:0]
EA[21:13, 11:2]
4 | 5 |
EA12
ED[31:0]
12 | 12 |
AOE/SDRAS/SSOE†
ARE/SDCAS/SSADS†
11 | 11 |
AWE/SDWE/SSWE†
†ARE/SDCAS/SSADS, AWE/SDWE/SSWE, and AOE/SDRAS/SSOE operate as SDCAS, SDWE, and SDRAS, respectively, during SDRAM accesses.
Figure 34. SDRAM DCAB Command
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