MT18LD472 Micron Semiconductor Products, Inc., MT18LD472 Datasheet - Page 17

• Manufacturer Part Number: MT18LD472
• Description: 168-Pin DRAM Dimms, Nonbuffered, (x72), , Status: End of Life (EOL)
• Manufacturer: Micron Semiconductor Products, Inc.

OBSOLETE
FAST PAGE MODE AND EDO PAGE MODE
TIMING PARAMETERS
*EDO version only
NOTE: 1. For EDO,
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
t
t
t
AA
ACH (EDO)
AR
ASC
ASR
CAC
CAH
CAS (EDO)
CAS (FPM)
CLZ (EDO)
CLZ (FPM)
CRP
CSH (EDO)
CSH (FPM)
OD (EDO)
OD (FPM)
OE
CAS#, whichever occurs first.
ADDR
RAS#
CAS#
WE#
OE#
DQ
V
V
V
V
V
V
V
V
V
V
OH
OL
V
V
t
IH
IL
IH
IL
IH
IL
IH
IL
IH
IL
OFF is referenced from rising edge of RAS# or CAS#, whichever occurs last. For FPM,
MIN
12
38
38
0
0
8
8
–
0
–
5
–
0
–
-5*
10,000
MAX
25
13
12
12
–
–
t CRP
t ASR
ROW
MIN
15
45
10
10
15
45
60
0
0
0
3
5
0
3
t RAD
t RAH
-6
10,000
10,000
MAX
30
15
15
15
15
OPEN
READ CYCLE
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t RCS
t ACH
t RAS
t RCD
t RC
t AR
t ASC
COLUMN
17
t CSH
t RSH
t CAS
t CAH
t AA
t RAC
t CAC
t CLZ
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
OFF (EDO)
OFF (FPM)
RAC
RAD (EDO)
RAD (FPM)
RAH
RAS
RC (EDO)
RC (FPM)
RCD (EDO)
RCD (FPM)
RCH
RCS
RP
RRH
RSH
27
t OE
NONBUFFERED DRAM DIMMs
Micron Technology, Inc., reserves the right to change products or specifications without notice.
VALID DATA
MIN
t
50
84
11
30
13
OFF is referenced from rising edge of RAS# or
0
–
9
–
9
–
–
0
0
0
t OD
t OFF
t RRH
t RCH
NOTE 1
-5*
t RP
10,000
MAX
12
50
–
OPEN
MIN
104
110
12
15
10
60
14
20
40
15
2, 4 MEG x 72
0
3
0
0
0
DON’T CARE
UNDEFINED
ROW
-6
10,000
1998, Micron Technology, Inc.
MAX
15
15
60
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns