MD51V65400E Oki Semiconductor, MD51V65400E Datasheet - Page 11

• Manufacturer Part Number: MD51V65400E
• Description: 16,777,216-word ? 4-bit Dynamic Ram Fast Page Mode Type
• Manufacturer: Oki Semiconductor

Fast Page Mode Read Modify Write Cycle
RAS-only Refresh Cycle
OKI Semiconductor
Address
Address
CAS
RAS
WE
RAS
DQ
CAS
OE
DQ
V
V
V
V
V
V
V
V
V
V
V
V
I/OH
I/OL
V
V
V
V
V
V
V
V
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
OH
OL
IH
IH
IH
IL
IL
IL
t
ASR
t
RAH
Row
t
CRP
t
t
t
RAD
RCS
RAC
t
t
RCD
ASC
t
AA
t
t
ASR
t
CLZ
OFF
t
Row
CAC
Column
t
t
CSH
RAH
t
t
OEA
RWD
t
t
AWD
t
CAH
Out
CWD
t
t
t
t
CAS
OEZ
Note: In = Valid Data-in, Out = Valid Data-out
CWL
OED
t
t
t
WP
DH
DS
In
t
t
CLZ
t
CP
CAC
Column
t
RAS
t
t
t
RASP
CPA
AA
t
t
ASC
RCS
t
t
CWD
Out
AWD
t
t
t
OEA
CPWD
CAH
t
Note: WE, OE = “H” or “L”
t
CAS
PRWC
t
t
RC
CWL
t
t
t
OED
OEZ
WP
t
DH
Open
In
t
DS
t
t
RPC
t
CLZ
t
AA
t
CP
CAC
Column
t
t
ASC
RC
t
t
AWD
CWD
t
t
t
CPA
t
Out
RP
CPWD
CAS
t
t
t
ROH
CAH
OEA
t
t
RSH
RAL
FEDD51V65400E-03
t
t
OED
OEZ
t
In
t
t
MD51V65400E
WP
DH
DS
t
CWL
“H” or “L”
“H” or “L”
t
t
RWL
CR
11/15
t
RP