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Part Name
Description
K4E640412E View Datasheet(PDF) - Samsung
Part Name
Description
Manufacturer
K4E640412E
16M x 4bit CMOS Dynamic RAM with Extended Data Out
Samsung
K4E640412E Datasheet PDF : 21 Pages
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Industrial Temperature
K4E660412E,K4E640412E
HYPER PAGE READ AND WRITE MIXED CYCLE
CMOS DRAM
V
IH
-
RAS
V
IL
-
V
IH
-
CAS
V
IL
-
V
IH
-
A
V
IL
-
V
IH
-
W
V
IL
-
V
IH
-
OE
V
IL
-
DQ0 ~ DQ3(7)
V
I/OH
-
V
I/OL
-
READ(
t
CAC
)
t
RASP
R E A D (
t
CPA
)
WRITE
t
R P
R E A D (
t
AA
)
t
RAD
t
RAH
t
ASR
t
ASC
t
CAS
t
CAH
ROW
ADDR
COLUMN
ADDRESS
t
HPC
t
CP
t
CAS
t
ASC
t
CAH
COLUMN
ADDRESS
t
H P C
t
CP
t
ASC
t
CAS
t
C A H
COL.
ADDR
t
RCS
t
RCH
t
RCS
t
RCH
t
WCH
t
WCS
t
R H C P
t
HPC
t
C P
t
CAS
t
ASC
t
CAH
COL.
ADDR
t
RAL
t
RCH
t
WPE
t
C P A
t
CLZ
t
W E D
t
OEA
t
CAC
t
AA
t
RAC
t
WEZ
VALID
DATA-OUT
t
WEZ
VALID
DATA-OUT
t
DH
t
D S
VALID
DATA-IN
t
AA
t
CLZ
t
REZ
VALID
DATA-OUT
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t care
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