SM320DM642-EP_10 Datasheet, PDF (104/170 Pages) Texas Instruments – Video/Imaging Fixed Point Digital Signal Processor

SM320DM642-EP
Video/Imaging Fixed Point Digital Signal Processor
SGUS058C – JUNE 2007 – REVISED JUNE 2009
DEAC
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AECLKOUTx
ACEx
1
1
ABE[7:0]
AEA[22:14]
4
5
Bank
AEA[12:3]
AEA13
4
5
AED[63:0]
AAOE/ASDRAS/ASOE ^(A)
12
12
AARE/ASDCAS/ASADS/ASRE ^(A)
AAWE/ASDWE/ASWE ^(A)
11
11
A. AARE/ASDCAS/ASADS/ASRE, AAWE/ASDWE/ASWE, and AAOE/ASDRAS/ASOE operate as ASDCAS, ASDWE,
and ASDRAS, respectively, during SDRAM accesses.
Figure 5-26. SDRAM DEAC Command for EMIFA
REFR
AECLKOUTx
ACEx
ABE[7:0]
AEA[22:14, 12:3]
1
1
AEA13
AED[63:0]
AAOE/ASDRAS/ASOE ^(A)
AARE/ASDCAS/ASADS/ASRE ^(A)
12
12
8
8
AAWE/ASDWE/ASWE ^(A)
A. AARE/ASDCAS/ASADS/ASRE, AAWE/ASDWE/ASWE, and AAOE/ASDRAS/ASOE operate as ASDCAS, ASDWE,
and ASDRAS, respectively, during SDRAM accesses.
Figure 5-27. SDRAM REFR Command for EMIFA
104 DM642 Peripheral Information and Electrical Specifications
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