HD64F7045F28V Datasheet, PDF (236/925 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7040 Series

DRAM access
Tp Tr Tc1 Tc2
CS space
access
T1 T2
DRAM access
Tp Tr Tc1 Tc2
CK
Address
Row Column
CS space
Row Column
RAS
CASx
Data
Figure 10.13 DRAM Access Normal Operation (RAS Up Mode)
DRAM access
Tp Tr Tc1 Tc2
CS space
access
T1 T2
DRAM
access
Tc1 Tc2
CK
Address
RAS
Row Column
CS space
Column
CASx
Data
Figure 10.14 RAS Down Mode
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