HD6417660 RENESAS [Renesas Technology Corp], HD6417660 Datasheet - Page 813

• Manufacturer Part Number: HD6417660
• Description: Renesas 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

D15 to D0
A23 to A0
Note: * Address pin that is connected to A10 of SDRAM
RD/WR
Figure 28.45 Read to Write Bus Cycle in Power-Down Mode of Synchronous DRAM
DQMn
CKIO
A11*
RAS
CAS
CKE
CS3
BS
(Auto Precharge Mode, TRCD = 1 Cycle, TRP = 1 Cycle, TRWL = 1 Cycle)
t
CKED1
t
t
RASD1
DQMD1
t
t
t
CSD1
AD1
AD1
Tr
Row
Address
t
t
RASD1
t
CASD1
t
t
AD1
AD1
BSD
Tc
READA
Command
t
CASD1
t
t
AD1
BSD
Column
Address
Tcw
Td1
t
RDS2
t
DQMD1
t
CSD1
t
RDH2
Tde
t
t
Rev. 1.00, 02/04, page 775 of 804
RASD1
DQMD1
t
t
CSD1
t
AD1
AD1
Tr
Row
Address
t
t
RASD1
t
t
t
RWD1
CASD1
WDD2
t
t
AD1
BSD
AD1
Column
Address
Tc
WRITA
Command
t
t
t
t
DQMD1
t
t
CASD1
CKED1
t
RWD1
WDH2
CSD1
t
t
AD1
AD1
BSD
Trwl
t
t
t
t
RASD1
CASD1
t
RWD1
t
AD1
AD1
BSD