km416c4000b Samsung Semiconductor, Inc., km416c4000b Datasheet - Page 31

• Manufacturer Part Number: km416c4000b
• Description: 4m X 16bit Cmos Dynamic Ram With Fast Page Mode
• Manufacturer: Samsung Semiconductor, Inc.

KM416C4000B, KM416C4100B
RAS - ONLY REFRESH CYCLE
NOTE : W, OE , D
CAS - BEFORE - RAS REFRESH CYCLE
NOTE : OE , A = Don t care
DQ8 ~ DQ15
DQ0 ~ DQ7
UCAS
UCAS
LCAS
LCAS
RAS
RAS
D
OUT
W
A
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
OH
OL
OH
OL
IH
IL
IH
IH
IH
IH
= OPEN
IH
IL
IH
IL
IL
IL
IL
IL
IH
IL
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
IN
t
t
t
= Don t care
CRP
CRP
ASR
t
ADDR
ROW
OFF
t
RAH
t
CRP
t
t
CP
CP
t
RP
t
WRP
t
t
CSR
CSR
t
WRH
t
t
CHR
CHR
t
RAS
t
RC
t
RAS
OPEN
OPEN
t
RC
t
RPC
t
RPC
t
RP
t
CMOS DRAM
RP
Don t care
Undefined