km41c4000d ETC-unknow, km41c4000d Datasheet - Page 18

• Manufacturer Part Number: km41c4000d
• Description: 4m X 1bit Cmos Dynamic Ram With Fast Page Mode
• Manufacturer: ETC-unknow

KM41C4000D, KM41V4000D
CAS-BEFORE-RAS REFRESH COUNTER TEST CYCLE
READ CYCLE
WRITE CYCLE
READ-MODIFY-WRITE
CAS
RAS
W
W
W
Q
Q
Q
D
A
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
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
t
t
t
t
WRP
WRP
WRP
CSR
t
t
t
WRH
WRH
WRH
t
CHR
t
CPT
t
ASC
t
t
t
t
RCS
WCS
RCS
DS
ADDRESS
COLUMN
t
RAS
t
AA
t
t
DATA-IN
OLZ
CLZ
t
t
AWD
CAH
t
WP
DATA-IN
t
t
t
AA
CAC
CWL
t
VALID
CAC
t
t
CWD
WCH
t
DH
t
t
RAL
RWL
t
CAS
t
DS
t
RSH
t
WP
DATA-OUT
DATA-OUT
t
t
RWL
DH
t
CWL
t
RCH
CMOS DRAM
t
RRH
Don t care
Undefined
t
RP
t
t
OFF
OFF