4 MEG x 4
FPM DRAM
FAST-PAGE-MODE READ CYCLE
t
t
RASP
RP
V
V
IH
IL
RAS#
CAS#
t
t
t
t
RSH
CAS
CSH
PC
t
t
t
t
t
t
t
CRP
RCD
CAS
CP
CAS
CP
CP
V
V
IH
IL
t
AR
t
t
t
RAD
RAH
t
t
t
t
t
t
CAH
ASR
ASC
CAH
ASC
CAH
ASC
V
V
IH
IL
ADDR
WE#
ROW
COLUMN
COLUMN
t
COLUMN
t
ROW
t
RCS
t
RCS
RRH
t
t
RCS
RCH
t
RCH
RCH
V
V
IH
IL
t
t
t
t
t
t
t
t
t
AA
AA
AA
RAC
CAC
CPA
CAC
CPA
CAC
t
t
OFF
OFF
t
OFF
t
t
t
CLZ
CLZ
CLZ
V
V
IOH
IOL
VALID
DATA
VALID
DATA
VALID
DATA
DQ
OPEN
OPEN
t
t
t
t
t
t
OE
OD
OE
OD
OE
OD
V
V
IH
IL
OE#
DON’T CARE
UNDEFINED
TIMING PARAMETERS
-5
-6
-5
-6
SYMBOL
MIN
MAX
MIN
MAX
UNITS
SYMBOL
MIN
MAX
12
MIN
MAX
UNITS
ns
t
t
AA
25
30
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
OE
15
15
t
t
AR
38
0
45
0
OFF
0
12
0
ns
t
t
ASC
PC
20
25
ns
t
t
ASR
0
0
RAC
50
60
ns
t
t
CAC
13
15
RAD
9
9
12
10
60
14
0
ns
t
t
CAH
8
8
0
8
10
10
0
RAH
ns
t
t
CAS
10,000
10,000
RASP
50
11
0
125,000
125,000
ns
t
t
CLZ
RCD
ns
t
t
CP
10
RCH
ns
t
t
CPA
28
12
35
15
RCS
0
0
ns
t
t
CRP
5
38
0
5
45
0
RP
30
0
40
0
ns
t
t
CSH
RRH
ns
t
t
OD
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.
12
MICRON [ MICRON TECHNOLOGY ]
