SH7618 Datasheet, PDF (597/646 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series

Section 21 Electrical Characteristics
CKIO
A25 to A0
A11^*
Tr
Tc1
Tc2
Tc3
Tc4
Trwl
t
AD1
t
AD1
Row address
Column
address
t
AD1
Column
address
t
AD1
Column
address
t
AD1
t
AD1
Column
address
t_AD1
t_AD1
Write command
t_AD1
t_AD1
Write A command
CSn
RD/WR
RAS
CAS
DQMxx
D15 to D0
BS
t_CSD1
t
RWD
t
RWD
t_RASD
t_RASD
t_CASD
t_DQMD
t_WDD2
t_BSD
t_WDH2
t_CSD1
t
RWD
t_CASD
t_DQMD
t_WDD2
t_WDH2
t_BSD
CKE
(High)
Note: * An address pin connected to pin A10 of SDRAM
Figure 21.22 Synchronous DRAM Burst Write Bus Cycle (Single Write × 4)
(Auto-Precharge, WTRCD = 0 Cycle, TRWL = 1 Cycle)
Rev. 6.00 Jun. 12, 2007 Page 565 of 610
REJ09B0131-0600