SH7205 Datasheet, PDF (1812/1904 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7200 Series

Section 33 Electrical Characteristics
Ts
T1
(ACT)
T2
T3 T4 T5 T6 T7
(WR) (WR) (WR) (WR) (PRA)
CKIO
A25 to A0
A12^*
SDCSn
t_AD2 t_AD2
t_AD2 t_AD2 t_AD2 t_AD2 t_AD2 t_AD2
Row C0 (Column C1 C2 C3
Address Address 0)
t_AD2 t_AD2
t_AD2 t_AD2 t_AD2
PRA
command
t_CSD2 t_CSD2 t_CSD2
t_CSD2 t_CSD2
RASL
CASL
SDWE
t_RASD t_RASD
t_CASD
t_WED2
t_RASD t_RASD t_RASD
t_CASD
t_CASD
t_WED2
CKE
DQMn
t_DQMD
(High)
t_WDD2 t_WDH2
t_WDD2
t_DQMD
D31 to D0
Note: * An address pin to be connected to pin A10 of SDRAM.
Figure 33.19 SDRAM Space: Multiple-Write Bus Timing
(4 Data Accesses, DLC = 2 (2 Cycles), DRCD = 1 (2 Cycles), DPCG = 1 (2 Cycles))
Rev. 1.00 Mar. 25, 2008 Page 1780 of 1868
REJ09B0372-0100