MT18LD472 Micron Semiconductor Products, Inc., MT18LD472 Datasheet - Page 25
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MT18LD472
Manufacturer Part Number
MT18LD472
Description
168-Pin DRAM Dimms, Nonbuffered, (x72), , Status: End of Life (EOL)
Manufacturer
Micron Semiconductor Products, Inc.
Datasheet
1.MT18LD472.pdf
(30 pages)
OBSOLETE
FAST PAGE MODE
TIMING PARAMETERS
NOTE: 1. Do not drive data prior to tristate.
2, 4 Meg x 72 Nonbuffered DRAM DIMMs
DM60.p65 – Rev. 6/98
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AA
AR
ASC
ASR
CAC
CAH
CAS
CLZ
CP
CRP
CSH
CWL
DH
DS
ADDR
RAS#
CAS#
WE#
OE#
DQ
V
V
V
V
V
V
V
V
V
V
V
V
OH
OL
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
t CRP
t ASR
FAST-PAGE-MODE READ EARLY WRITE CYCLE
ROW
t RAH
MIN
45
10
15
10
60
15
10
0
0
3
5
0
OPEN
t RAD
(Pseudo READ-MODIFY-WRITE)
-6
t RCD
10,000
MAX
30
15
t RCS
t ASC
t
RAC
t AR
t CSH
COLUMN
UNITS
t AA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t CLZ
t CAC
t CAH
t CAS
25
t RASP
VALID
DATA
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
OFF
PC
RAC
RAD
RAH
RASP
RCD
RCS
RP
RSH
RWL
WCH
WCS
WP
t OFF
NOTE 1
t CP
NONBUFFERED DRAM DIMMs
t ASC
t WCS
Micron Technology, Inc., reserves the right to change products or specifications without notice.
t DS
VALID DATA
t PC
COLUMN
t DH
t WP
t WCH
t CAH
t CWL
t CAS
t RWL
t RSH
t CP
MIN
DON’T CARE
UNDEFINED
t RP
35
15
10
60
20
40
15
15
10
10
2, 4 MEG x 72
3
0
0
-6
ROW
125,000
1998, Micron Technology, Inc.
MAX
15
60
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns