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| SH7751 Datasheet, PDF (1133/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer | |||
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CKIO
Bank
23. Electrical Characteristics
TRp1 TRp2 TRp3 TRp4 TMw TMw2 TMw3 TMw4 TMw5
tAD
tAD
tAD
Precharge-sel
Address
CSn
RD/WR
RAS
CASS
DQMn
D31âD0
(write)
BS
tCSD tCSD
tRWD
tRASD
tCASD2
tDQMD
tWDD
tCASD2
tRWD
tRASD
tCASD2
tCSD
tRWD
tRASD
tCASD2
tDQMD
tWDD
tBSD
CKE
DACKn
tDACD
tDACD
Legend:
IO: DACK device
SA: Single address DMA transfer
DA: Dual address DMA transfer
DACK set to active-high
Figure 23.34 (a) Synchronous DRAM Bus Cycle: Mode Register Setting (PALL)
Rev.4.00 Oct. 10, 2008 Page 1035 of 1122
REJ09B0370-0400
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