Texas-instruments TMS320C6712D Uživatelský manuál stáhnout pdf (Strana 77)

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SPRS293A − OCTOBER 2005 − REVISED NOVEMBER 2005

POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251−1443

SYNCHRONOUS DRAM TIMING (CONTINUED)

ECLKOUT

CE[3:0]

BE[1:0]

EA[11:2]

ED[15:0]

AOE/SDRAS/SSOE

†

ARE

/SDCAS/SSADS

†

AWE

/SDWE/SSWE

†

EA12

EA[21:13]

BE1 BE2 BE3 BE4

Bank

Column

D1 D2 D3 D4

WRITE

†

ARE

/SDCAS/SSADS, AWE/SDWE/SSWE, and AOE/SDRAS/SSOE operate as SDCAS, SDWE, and SDRAS, respectively, during SDRAM

accesses.

Figure 31. SDRAM Write Command

1 2 ... 72 73 74 75 76 77 78 79 80 81 82 ... 101 102

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Texas-instruments TMS320C6712D Uživatelský manuál Strana 77