MD51V64400-50 OKI [OKI electronic componets], MD51V64400-50 Datasheet - Page 9

• Manufacturer Part Number: MD51V64400-50
• Description: 16,777,216-Word X 4-Bit DYNAMIC RAM : FAST PAGE MODE TYPE
• Manufacturer: OKI [OKI electronic componets]

E2G0114-17-41R


¡ Semiconductor
    
           
TIMING WAVEFORM
Read Cycle
Write Cycle (Early Write)
Address
Address







RAS
CAS
WE
DQ
RAS
CAS
OE
WE
DQ
OE
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
OH
OL
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
t
t
t
CRP
t
CRP
ASR
ASR
Row
Row


  

t
RAH
Open
t
t
RAD
t
RAD
RAH
t
t
t
DS
RCD
ASC
t
t
t
WCS
t
ASC
RCS
RCD
Valid Data-in
Column
t
RAC
Column
t
t
CSH
CSH
t
t
CAH
t
t
WCH
t
t
t
CAH
WP
t
RAS
t
DH
RAS
AA
CLZ
t
CAC
t
t
t
CAS
t
t
OEA
RSH



RAL
t
CAS
t
RAL
t
t
CWL
RC
RSH
t
RC
t
RWL
t
ROH
Valid Data-out
Open
t
RRH
t
OEZ
t
OFF
t
t
RP
RP
t
t
CRP
CRP
t
RCH

MD51V64400
"H" or "L"
"H" or "L"
9/15