4 MEG x 4
FPM DRAM
READ CYCLE
t
RC
t
t
t
RAS
RP
V
V
IH
IL
RAS#
CAS#
t
CSH
t
RSH
RRH
t
t
t
RCD
CAS
CRP
V
V
IH
IL
t
AR
t
t
RAD
RAH
t
t
ASC
t
ASR
CAH
V
V
IH
IL
ROW
COLUMN
ROW
ADDR
WE#
t
t
RCS
RCH
V
V
IH
IL
t
t
t
t
AA
RAC
CAC
CLZ
t
OFF
V
V
IOH
IOL
DQ
OPEN
OPEN
VALID DATA
DON’T CARE
UNDEFINED
TIMING PARAMETERS
-5
-6
-5
-6
SYMBOL
MIN
MAX
MIN
MAX
UNITS
ns
SYMBOL
MIN
MAX
12
MIN
MAX
15
UNITS
ns
t
t
AA
25
30
OFF
0
0
t
t
AR
38
0
45
0
ns
RAC
50
60
ns
t
t
ASC
ns
RAD
9
9
12
10
60
104
14
0
ns
t
t
ASR
0
0
ns
RAH
ns
t
t
CAC
13
15
ns
RAS
50
84
11
0
10,000
10,000
ns
t
t
CAH
8
8
10
10
0
ns
RC
ns
t
t
CAS
10,000
10,000
ns
RCD
ns
t
t
CLZ
0
ns
RCH
ns
t
t
CRP
5
5
ns
RCS
0
0
ns
t
t
CSH
38
0
45
0
ns
RP
30
0
40
0
ns
t
t
OD
12
12
15
15
ns
RRH
ns
t
t
OE
ns
RSH
13
15
ns
4 Meg x 4 FPM DRAM
D49_5V.p65 – Rev. 5/00
Micron Technology, Inc., reservesthe right to change productsor specificationswithout notice.
©2000, Micron Technology, Inc.
9
MICRON [ MICRON TECHNOLOGY ]
