MT4LDT464H Datasheet, PDF (22/32 Pages) Micron Technology – SMALL-OUTLINE DRAM MODULE

4, 8 MEG x 64
DRAM SODIMMs
RAS#
V _IH
V _IL
CAS# ^VVIIHL
ADDR ^VVIIHL
WE# ^VVIIHL
DQ
V
V
IOH
IOL
OE#
V _IH
V _IL
READ-WRITE CYCLE ²⁵
(LATE WRITE and READ-MODIFY-WRITE cycles)
tRWC
tRAS
tRP
tCRP
tRCD
tCSH
tRSH
tCAS
tASR
tAR
tRAD
tRAH
ROW
tASC
tCAH
COLUMN
tRCS
tRWD
tCWD
tAWD
tACH
tCWL
tRWL
tWP
ROW
t _CLZ
OPEN
tAA
tRAC
tCAC
tOE
tDS
tDH
VALID D _OUT
tOD
VALID D _IN
tOEH
OPEN
FAST PAGE MODE AND EDO PAGE MODE
TIMING PARAMETERS
SYMBOL
t_AA
t_{ACH (EDO)}
t_{AR (EDO)}
t_{AR (FPM)}
t_ASC
t_ASR
t_{AWD (EDO)}
t_{AWD (FPM)}
t_CAC
t_CAH
t_{CAS (EDO)}
t_{CAS (FPM)}
t_{CLZ (EDO)}
t_{CLZ (FPM)}
t_CRP
t_{CSH (EDO)}
t_{CSH (FPM)}
t_{CWD (EDO)}
t_{CWD (FPM)}
t_{CWL (EDO)}
t_{CWL (FPM)}
t_DH
t_DS
-5
MIN
MAX
25
12
38
40
0
0
42
48
13
8
8
10,000
13
10,000
0
3
5
38
50
28
36
8
13
8
0
-6
MIN
MAX
30
15
45
45
0
0
49
55
15
10
10
10,000
15
10,000
0
3
5
45
60
35
40
10
15
10
0
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DON’T CARE
UNDEFINED
SYMBOL
t_{OD (EDO)}
t_{OD (FPM)}
t_{OE (EDO)}
t_{OEH (EDO)}
t_{OEH (FPM)}
t_RAC
t_{RAD (EDO)}
t_{RAD (FPM)}
t_{RAH (EDO)}
t_{RAH (FPM)}
t_RAS
t_{RCD (EDO)}
t_{RCD (FPM)}
t_RCS
t_RP
t_RSH
t_{RWC (EDO)}
t_{RWC (FPM)}
t_{RWD (EDO)}
t_{RWD (FPM)}
t_RWL
t_{WP (EDO)}
t_{WP (FPM)}
MIN
0
3
8
13
9
13
9
8
50
11
18
0
30
13
116
131
67
73
13
5
8
-5
MAX
12
13
12
50
10,000
MIN
0
3
10
15
12
15
10
10
60
14
20
0
40
15
140
155
79
85
15
5
10
-6
MAX
15
15
15
60
10,000
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
4, 8 Meg x 64 DRAM SODIMMs
DM83.p65 – Rev. 2/99
22
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©1999, Micron Technology, Inc.