RX64M_15 Datasheet, PDF (171/230 Pages) Renesas Technology Corp – Renesas MCUs

RX64M Group
5. Electrical Characteristics
SDRAM command
SDCLK pin
A18 to A0
AP*¹
SDCS#
RAS#
CAS#
WE#
CKE
DQMn
ACT
RD
RD
RD
RD
PRA
ACT
RD
RD
RD
RD
PRA
t _AD2 t _AD2
t _AD2 t _AD2 t _AD2 t _AD2 t _AD2 t _AD2 t _AD2
t _AD2 t _AD2 t _AD2 t _AD2 t _AD2
Row
C0
address (column address 0)
C1
C2 C3
R1
C4
C5 C6 C7
t _AD2 t _AD2
t _AD2 t _AD2 t _AD2 t _AD2
t _AD2 t _AD2
t _CSD2 t _CSD2 t _CSD2
PRA
command
t _CSD2 t _CSD2 t _CSD2 t _CSD2
PRA
command
t _CSD2
t_RASD t_RASD
t _CASD
t_RASD t_RASD t_RASD t_RASD
t _CASD
t _CASD
t _WED t _WED
t_RASD t_RASD
t _CASD
t _WED t _WED
t_DQMD
(High)
t _RDS2 t _RDH2
t _RDS2 t _RDH2
t _RDS2 t _RDH2
t _RDS2 t _RDH2
D31 to D0
Note 1. Address pins for output of the precharge-setting command (Precharge-sel) for SDRAM.
Figure 5.27 SDRAM Space Multiple Read Line Stride Bus Timing
R01DS0173EJ0100 Rev.1.00
Jul 31, 2014
Page 171 of 230