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| SH7708 Datasheet, PDF (534/625 Pages) Renesas Technology Corp – SuperH™ RISC engine | |||
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Tr
Trw
Trw
Tc1 Tcw
Tc2
Tc1
Tcw
Tc2
(Tpc)
CKIO
tAD
tAD
A25âA16
Row address
tAD tAS
tAD tAS
tAD
A15âA0
Row address
tRWD
tAH
RD/WR
tRASD1
RAS
Column address
tCASD1
tCASD1
Column address
tAH
tAH
tRWH
tRWD
tRASD2
tCASD1
CASxx
D31âD0
(read)
D31âD0
(write)
BS
CS2 or CS3
tCSD1
tWDS
tRDS2
tWDD2
tBSD tBSD
tRDH2
tRDS2
tWDH3
tWDD2
tRDH2
tWDH3
tWDH1
tCSD1
Figure 17.30 DRAM Burst Bus Cycle (EDO Mode, RCD = 2, AnW = 2, TPC = 0)
520
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