MT18VDDF12872DY-40BD3 Micron Technology Inc, MT18VDDF12872DY-40BD3 Datasheet - Page 18
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MT18VDDF12872DY-40BD3
Manufacturer Part Number
MT18VDDF12872DY-40BD3
Description
MODULE DDR 1GB 184-DIMM
Manufacturer
Micron Technology Inc
Specifications of MT18VDDF12872DY-40BD3
Memory Type
DDR SDRAM
Memory Size
1GB
Speed
400MT/s
Package / Case
184-DIMM
Main Category
DRAM Module
Sub-category
DDR SDRAM
Module Type
184RDIMM
Device Core Size
72b
Organization
128Mx72
Total Density
1GByte
Chip Density
512Mb
Access Time (max)
700ps
Maximum Clock Rate
400MHz
Operating Supply Voltage (typ)
2.6V
Operating Current
1.8A
Number Of Elements
18
Operating Supply Voltage (max)
2.7V
Operating Supply Voltage (min)
2.5V
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Pin Count
184
Mounting
Socket
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Table 15: DDR SDRAM Component Electrical Characteristics and Recommended AC
Notes: 1–5, 12-15, 29, 49; notes appear on pages 21–24; 0°C
pdf: 09005aef8074e85b, source: 09005aef8072fe49
DDF18C64_128x72G.fm - Rev. C 11/04 EN
AC CHARACTERISTICS
PARAMETER
DQS read preamble
DQS read postamble
ACTIVE bank a to ACTIVE bank b command
DQS write preamble
DQS write preamble setup time
DQS write postamble
Write recovery time
Internal WRITE to READ command delay
Data valid output window
REFRESH to REFRESH command interval
Average periodic refresh interval
Terminating voltage delay to V
Exit SELF REFRESH to non-READ command
Exit SELF REFRESH to READ command
Operating Conditions (-335, -262) (Continued)
DD
SYMBOL
18
t
t
WPRES
t
t
t
t
t
T
t
t
WPRE
t
WPST
t
t
XSNR
XSRD
RPRE
t
REFC
RPST
WTR
RRD
REFI
VTD
A
WR
na
+70°C; V
Micron Technology, Inc., reserves the right to change products or specifications without notice.
184-PIN DDR SDRAM RDIMM
MIN
0.25
200
0.9
0.4
0.4
t
12
15
75
QH -
0
1
0
DD
512MB, 1GB (x72, ECC, SR)
-335
= V
t
DQSQ
MAX
70.3
1.1
0.6
0.6
7.8
DD
Q = +2.5V ±0.2V
MIN
0.25
t
200
0.9
0.4
0.4
15
15
QH -
75
0
1
0
-262
t
©2004 Micron Technology, Inc. All rights reserved.
DQSQ
MAX
70.3
1.1
0.6
0.6
7.8
UNITS
t
t
t
t
t
t
CK
CK
ns
CK
ns
CK
ns
CK
ns
µs
µs
ns
ns
CK
NOTES
18, 19
38
38
17
22
21
21