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| SH7619 Datasheet, PDF (776/836 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7619 Series | |||
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Section 25 Electrical Characteristics
CKIO
A25 to A0
A11*1
Tr
Trw
Trw
Tc1
Trwl
tAD1
Row address
tAD1
tAD1
tAD1
Column address
tAD1
tAD1
Write A command
CSn
RD/WR
RAS
CAS
DQMxx
tCSD1
tRWD
tRASD
tRASD
tDQMD
D15 to D0
BS
tRWD
tCSD1
tRWD
tCASD
tCASD
tDQMD
t
WDD2
t
WDH2
tBSD
tBSD
CKE
t
DACD
DAKCn*2
(High)
t
DACD
Notes: * 1. Address pins connected to A10 in SDRAM
2. DACKn is the waveform when active low is selected.
Figure 25.21 Synchronous DRAM Single Write Bus Cycle
(Auto-Precharge, WTRCD = 2 Cycles, TRWL = 1 Cycle)
Rev. 5.00 Mar. 15, 2007 Page 738 of 794
REJ09B0237-0500
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