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| SH7708 Datasheet, PDF (541/633 Pages) Renesas Technology Corp – SuperH™ RISC engine | |||
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Tr
Trw
Trw
Tc1
Tcw
Tc2
(Tpc)
(Tpc)
CKIO
tAD
A25âA16
Row address
tAD tAS
tAD tAS
tAD
tAH
A15âA0
Row address
tRWD
tAH
RD/WR
tRASD1
RAS
CASxx
D31âD0
(read)
D31âD0
(write)
BS
CS2 or CS3
tCSD1
Column address
tRWH
tRWD
tRASD2
tCASD1
tCASD1
tWDS
tRDS2 tRDH2
tWDD2
tBSD
tBSD
tWDH3
tWDH1
tCSD1
Figure 17.28 DRAM Bus Cycle (EDO Mode, RCD = 2, AnW = 2, TPC = 1)
523
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