MT18VDDT12872AG-40BD1 Micron Technology Inc, MT18VDDT12872AG-40BD1 Datasheet - Page 27
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MT18VDDT12872AG-40BD1
Manufacturer Part Number
MT18VDDT12872AG-40BD1
Description
MODULE DDR SDRAM 1GB 184-DIMM
Manufacturer
Micron Technology Inc
Datasheet
1.MT18VDDT12872AY-40BF1.pdf
(29 pages)
Specifications of MT18VDDT12872AG-40BD1
Memory Type
DDR SDRAM
Memory Size
1GB
Speed
200MHz
Package / Case
184-DIMM
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
557-1118
Table 21: Serial Presence-Detect Matrix
“1”/“0”: Serial Data, “driven to HIGH”/“driven to LOW”
pdf: 09005aef80814e61, source: 09005aef80a43eed
DDA18C32_64_128x72AG.fm - Rev. E 9/04 EN
BYTE
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
0
1
2
3
4
5
6
7
8
9
Number of SPD Bytes Used by Micron
Total Number of Bytes in SPD Device
Fundamental Memory Type
Number of Row Addresses on
Assembly
Number of Column Addresses on
Assembly
Number of Physical Ranks on DIMM
Module Data Width
Module Data Width (Continued)
Module Voltage Interface Levels
SDRAM Cycle Time,
CAS Latency = 3
SDRAM Access from Clock,
CAS Latency = 3
Module Configuration Type
Refresh Rate/Type
SDRAM Device Width (Primary DDR
SDRAM)
Error-checking DDR SDRAM Data
Width
Minimum Clock Delay, Back-to-Back
Random Column Access
Burst Lengths Supported
Number of Banks on DDR SDRAM
Device
CAS Latencies Supported
CS Latency
WE Latency
SDRAM Module Attributes
SDRAM Device Attributes: General
SDRAM Cycle Time,
(CAS Latency = 2.5)
SDRAM Access from CK,
(CAS Latency = 2.5)
SDRAM Cycle Time,
(CAS Latency = 2)
SDRAM Access from CK,
(CAS LATENCY = 2)
Minimum Row Precharge Time,
Minimum Row Active to Row Active,
t
Minimum RAS# to CAS# Delay,
Minimum RAS# Pulse Width,
RRD
DESCRIPTION
t
t
t
CK
CK
CK
t
t
AC
AC
t
AC
t
RAS
t
RCD
t
RP
system compatibility)
system compatibility)
256MB, 512MB, 1GB (x72, ECC, DR), PC3200
and PC 1600 system
and PC 1600 system
0.75ns (for PC 2100
ENTRY (VERSION)
15.62µs, 7.8µs/SELF
Fast/Concurrent AP
0.7ns (for PC 2700
7.5ns (for PC 2100
Unbuffered/Diff.
6ns (for PC2700
compatibility)
compatibility)
SDRAM DDR
0.7ns (-40B)
15ns (-40B)
10ns (-40B)
15ns (-40B)
40ns (-40B)
5ns (-40B)
SSTL 2.5V
3, 2.5, 2
1 clock
12, 13
10, 11
2, 4, 8
Clock
ECC
128
256
72
2
0
8
8
4
0
1
27
MT18VDDT3272A MT18VDDT6472A MT18VDDT12872A
Micron Technology, Inc., reserves the right to change products or specifications without notice.
184-PIN DDR SDRAM UDIMM
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3C
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©2004 Micron Technology, Inc.
0D
0B
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00
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50
70
02
82
08
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