CMOS DRAM Samsung Electronics, CMOS DRAM Datasheet - Page 12

• Manufacturer Part Number: CMOS DRAM
• Description: EDO Mode, x4 and x8 Device Timing Diagram
• Manufacturer: Samsung Electronics

EDO Mode, x4 and x8 Device Timing Diagram
CAS - BEFORE - RAS SELF REFRESH CYCLE
NOTE : OE, A = Don t care
TEST MODE IN CYCLE
NOTE : OE , A = Don t care
DQ0 ~ DQ3(7)
DQ0 ~ DQ3(7)
CAS
CAS
RAS
RAS
W
W
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
OH
OL
OH
OL
IH
IH
IH
IH
IH
IH
IL
IL
IL
IL
IL
IL
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
t
t
CEZ
OFF
t
t
RPC
RPC
t
t
CP
CP
t
t
RP
RP
t
t
WRP
WTS
t
t
CSR
CSR
t
t
WRH
WTH
t
CHR
t
RASS
t
RAS
OPEN
OPEN
t
RC
t
CHS
t
RPC
t
t
RPS
t
RP
RPC
CMOS DRAM
Don t care
Undefined