SH7764 Datasheet, PDF (1654/1752 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 33 Electrical Characteristics
CKIO
BANK
Precharge
Address
CSn
R/W
RAS
CAS
DQMn
D63 to D0
(write)
BS
CKE
DACKn
(Low-active)
DTENDn
(Low-active)
Tr
Trw
Tc1
Tc2
Tc3
Tc4
Tpc
Tpc
Tpc
t_AD
BANK
t_AD
Row
t_AD
Row
t_CSD
t_AD
H
t_AD
Col
t_RWD
t_RWD t_RWD
t_RASD t_RASD
t_CASD
t_CASD t_CASD
t_AD
t_AD
t_AD
t_CSD
t_DQMD
t_DQMD
t_DQMD
t_WDD
t_WDD
d0
d1
d2
d3
t_BSD
t_BSD t_BSD
t_CKED
t_DACD
t_DACD
t_DACD
t_DTED
t_DTED
t_DTED
Figure 33.19 SRAM Bus Cycle in Bank Close Mode Write Bus Cycle (ACT-WRITEA)
(BOMODE[1:0]= 00, SWR[1:0]= 00, SRP[1:0]= 00, SRCD= 0, IDAL= 4cyc, IRCD= 2cyc)
Rev. 1.00 Nov. 22, 2007 Page 1598 of 1692
REJ09B0360-0100