MT18VDDT12872Y-265D2 Micron Technology Inc, MT18VDDT12872Y-265D2 Datasheet - Page 19
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MT18VDDT12872Y-265D2
Manufacturer Part Number
MT18VDDT12872Y-265D2
Description
MODULE SDRAM DDR 1GB 184DIMM
Manufacturer
Micron Technology Inc
Datasheet
1.MT18VDDT12872Y-265D2.pdf
(39 pages)
Specifications of MT18VDDT12872Y-265D2
Memory Type
DDR SDRAM
Memory Size
1GB
Speed
266MT/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)
750ps
Maximum Clock Rate
266MHz
Operating Supply Voltage (typ)
2.5V
Operating Current
2.61A
Number Of Elements
18
Operating Supply Voltage (max)
2.7V
Operating Supply Voltage (min)
2.3V
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: Electrical Characteristics and Recommended AC Operating Conditions
DDR SDRAM Components Only
pdf: 09005aef808a331f, source: 09005aef80858037
DD18C32_64_128_256x72G.fm - Rev. E 9/04 EN
AC CHARACTERISTICS
PARAMETER
PRECHARGE command period
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
(Continued)
DD
256MB
512MB, 1GB,
2GB
256MB
512MB, 1GB,
2GB
256MB,
512MB
1GB
256MB, 512MB, 1GB, 2GB (x72, ECC, SR)
19
SYMBOL
t
t
WPRES
t
t
t
t
t
t
t
WPRE
t
WPST
t
t
Micron Technology, Inc., reserves the right to change products or specifications without notice.
XSNR
XSRD
RPRE
REFC
RPST
t
WTR
RRD
REFI
VTD
t
184-PIN DDR SDRAM RDIMM
WR
na
RP
127.5
MIN
0.25
200
0.9
0.4
0.4
15
15
15
75
0
1
t
0
QH -
-262
t
DQSQ
MAX
140.6
70.3
15.6
1.1
0.6
0.6
7.8
©2004 Micron Technology, Inc. All rights reserved.
UNITS
t
t
t
t
t
t
ns
ns
ns
ns
ns
µs
µs
µs
µs
ns
ns
ns
CK
CK
CK
CK
CK
CK
NOTES
18, 19
38
38
17
22
21
21
21
21