KMM372C803CK SAMSUNG [Samsung semiconductor], KMM372C803CK Datasheet - Page 18

• Manufacturer Part Number: KMM372C803CK
• Description: 8M x 72 DRAM DIMM with ECC using 8Mx8, 4K 8K Refresh, 5V
• Manufacturer: SAMSUNG [Samsung semiconductor]

DRAM MODULE
CAS-BEFORE-RAS REFRESH COUNTER TEST CYCLE
READ CYCLE
WRITE CYCLE
READ-MODIFY-WRITE
NOTE : This timing diagram is applied to all devices besides 16M DRAM 4th & 64M DRAM.
DQ
RAS
CAS
DQ
DQ
OE
OE
OE
W
W
W
A
V
V
V
V
I/OH
I/OL
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
OH
OL
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
RCS
WCS
t
t
RCS
ADDRESS
DS
COLUMN
t
t
CLZ
RAS
t
AA
DATA-OUT
t
VALID
CLZ
t
t
CAC
t
OEA
t
AWD
CAH
DATA-IN
t
WP
t
t
t
AA
CAC
CWL
t
t
OEA
t
CWD
WCH
t
t
t
OEZ
t
RAL
RWL
DH
DATA-IN
t
t
OED
VALID
CAS
t
RSH
KMM372C80(8)3CK/CS
t
DS
t
DH
t
WP
DATA-OUT
t
RWL
t
CWL
t
t
OEZ
RCH
t
RRH
Don t care
Undefined
t
RP
t
OFF