HD6417705 Datasheet, PDF (694/739 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7700 Series

CKIO
A25 to A0
A12/A11^*1
Td1 Td2 Td3
Td4
Tr
Tc1 Tc2
Tc3
Tc4
Tde
t_AD1
t_AD1
Row
address
t_AD1
t_AD1
Column
address
t_AD1
t_AD1
Read command
t_AD1
(1 to 4)
t_AD1
t_AD1
coRmeamdaAnd
t_AD1
CSn
RD/WR
RASU/L
CASU/L
DQMxx
t_CSD1
t_RWD1
t_RASD1 t_RASD1
t_CASD1
t_DQMD1
D31 to D0
t_BSD
BS
t_CSD1
t_RWD1
t_CASD1
t_DQMD1
t_RDS2 t_RDH2
t_BSD
t_RDS2 t_RDH2
CKE
DACKn^*2
t_DACD
(High)
t_DACD
Notes: 1. Address pin to be connected to A10 of SDRAM.
2. DACKn is a waveform when active-low is specified.
Figure 25.24 Synchronous DRAM Burst Read Bus Cycle (Single Read × 4),
(Auto Precharge, CAS Latency = 2, TRCD = 1 Cycle, TRP = 2 Cycle)
Rev. 2.00, 09/03, page 648 of 690