MT18VDVF12872DG-40BF1 Micron Technology Inc, MT18VDVF12872DG-40BF1 Datasheet - Page 21
![no-image](/images/manufacturer_photos/0/4/441/micron_technology_inc_sml.jpg)
MT18VDVF12872DG-40BF1
Manufacturer Part Number
MT18VDVF12872DG-40BF1
Description
MODULE DDR 1GB 184-DIMM VLP
Manufacturer
Micron Technology Inc
Specifications of MT18VDVF12872DG-40BF1
Memory Type
DDR SDRAM
Memory Size
1GB
Speed
400MT/s
Package / Case
184-DIMM
Main Category
DRAM Module
Sub-category
DDR SDRAM
Module Type
184VLPRDIMM
Device Core Size
72b
Organization
128Mx72
Total Density
1GByte
Chip Density
512Mb
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
Contains lead / RoHS non-compliant
Table 14:
PDF: 09005aef81c73825/Source: 09005aef81c73837
DVF18C64_128x72D_2.fm - Rev. A 8/05 EN
AC Characteristics
Parameter
ACTIVE to ACTIVE/AUTO REFRESH command
period
AUTO REFRESH command period
ACTIVE to READ or WRITE delay
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
Electrical Characteristics and Recommended AC Operating Conditions (Continued)
DDR SDRAM components only
Notes: 1–5, 12–15, 29, 48; notes appear on pages 22–26; 0°C ≤ T
DD
Symbol
t
t
WPRES
t
t
t
t
t
t
t
WPRE
t
t
WPST
t
t
XSNR
XSRD
t
RPRE
t
REFC
RPST
WTR
RCD
RRD
REFI
VTD
t
RFC
t
WR
na
RC
RP
512MB, 1GB: (x72, DR) 184-Pin DDR VLP RDIMM
21
0.25
t
Min
200
0.9
0.4
0.4
QH -
60
75
15
15
12
15
75
0
1
0
-335
t
DQSQ
Max
70.3
15.6
1.1
0.6
0.6
Micron Technology, Inc., reserves the right to change products or specifications without notice.
A
0.25
t
Min
200
0.9
0.4
0.4
QH -
60
75
15
15
15
15
75
0
1
0
≤ +70°C; V
-262
t
DQSQ
Max
70.3
15.6
1.1
0.6
0.6
©2003, 2004, 2005 Micron Technology, Inc. All rights reserved.
DD
Electrical Specifications
= V
0.25
Min
t
200
0.9
0.4
0.4
QH -
65
75
20
20
15
15
75
-26A/-265
0
1
0
DD
Q = +2.5V ±0.2V
t
DQSQ
Max
70.3
1.1
0.6
0.6
7.8
Units
t
t
t
t
t
t
ns
ns
ns
ns
CK
CK
ns
CK
ns
CK
ns
CK
ns
µs
µs
ns
ns
CK
Notes
18, 19
43
38
38
17
22
21
21