HD6417618 RENESAS [Renesas Technology Corp], HD6417618 Datasheet - Page 601

• Manufacturer Part Number: HD6417618
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

D15 to D0
A25 to A0
Note: * An address pin connected to pin A10 of SDRAM
RD/WR
DQMxx
CKIO
A11 *
RAS
CAS
CKE
(Bank Active Mode: PRE + ACT + READ Commands, Different Row Addresses,
CSn
BS
Figure 21.26 Synchronous DRAM Burst Read Bus Cycle (Single Read × 4)
t
t
t
t
t
t
AD1
RWD
RASD
AD1
CSD1
DQMD
Tp
Row address
t
t
t
RWD
AD1
RASD
Tpw
CAS Latency = 2, WTRCD = 0 Cycle)
t
RASD
Tr
t
t
t
t
CASD
AD1
RASD
AD1
t
BSD
Tc1
address
Column
t
AD1
address
Tc2
Column
t
AD1
Read command
Column
address
Td1
Tc3
(High)
t
RDS2
t
Rev. 6.00 Jun. 12, 2007 Page 569 of 610
AD1
t
RDH2
Td2
Tc4
Section 21 Electrical Characteristics
address
t
Column
CASD
t
BSD
Td3
t
Td4
RDS2
REJ09B0131-0600
t
CSD1
t
t
DQMD
RDH2
Tde
t
AD1
t
t
AD1
RWD