SM320DM642-EP Datasheet, PDF (103/170 Pages) Texas Instruments – Video/Imaging Fixed Point Digital Signal Processor

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SM320DM642-EP
Video/Imaging Fixed Point Digital Signal Processor
SGUS058B – JUNE 2007 – REVISED JANUARY 2008
ACTV
AECLKOUTx
ACEx
ABE[7:0]
AEA[22:14]
AEA[12:3]
AEA13
1
1
4
5
Bank Activate
4
5
Row Address
4
5
Row Address
AED[63:0]
AAOE/ASDRAS/ASOE ^(A)
AARE/ASDCAS/ASADS/ASRE ^(A)
12
12
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 5-24. SDRAM ACTV Command for EMIFA
DCAB
AECLKOUTx
ACEx
ABE[7:0]
1
1
AEA[22:14, 12:3]
AEA13
AED[63:0]
AAOE/ASDRAS/ASOE ^(A)
4
5
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 5-25. SDRAM DCAB Command for EMIFA
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DM642 Peripheral Information and Electrical Specifications 103