mt9gtf12872fy Micron Semiconductor Products, mt9gtf12872fy Datasheet

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mt9gtf12872fy

Manufacturer Part Number
mt9gtf12872fy
Description
1.5v Ddr2 Sdram Fbdimm
Manufacturer
Micron Semiconductor Products
Datasheet
1.5V DDR2 SDRAM FBDIMM
MT9GTF12872FY – 1GB
Features
• 240-pin, fully buffered DIMM (FBDIMM)
• Very low-power DDR2 operation
• 1.425V ≤ V
• 1.425V ≤ V
• V
• 1.8V tolerant for ≤100ms
• Single rank
• Component configuration: 128 Meg x 8
Functionality
This 1.5V FBDIMM consumes less power than the
standard 1.8V FBDIMM.
The low-voltage FBDIMM has the same timing and op-
erating parameters as standard FBDIMM devices. Un-
regulated power rails enable maximum power conser-
vation.
The module can be powered on at 1.8V for up to
100ms to enable system initialization and module volt-
age configuration.
Table 1: Key Timing Parameters
Table 2: Addressing
PDF: 09005aef82b6457a
gtf9c128x72fy.pdf - Rev. C 12/09 EN
Parameter
Refresh count
Device bank address
Device page size per bank
Device configuration
Row address
Column address
Module rank address
DRAM I/O
Speed
Grade
DD
-667
-53E
= 1.5V
DD
DD
Products and specifications discussed herein are subject to change by Micron without notice.
≤ 1.625V for DDR2 SDRAM
≤ 1.625V for advanced memory buffer
Nomenclature
Industry
PC2-5300
PC2-4200
CL = 5
667
Data Rate (MT/s)
1GB (x72, SR) 240-Pin DDR2 SDRAM FBDIMM
CL = 4
553
553
1
Except where stated in this data sheet, information in
the corresponding 1.8V DDR2 FBDIMM data sheet is
directly applicable to the 1.5V DDR2 FBDIMM. For
component specifications, refer to the 1.5V DDR2
SDRAM component data sheet.
Figure 1: 240-Pin FBDIMM (MO-256 R/C A)
Module height: 30.35mm (1.19in)
Options
• Package
• Frequency/CL
– 240-pin DIMM (lead-free)
– 3.0ns @ CL = 5 (DDR2-667)
Note:
Micron Technology, Inc. reserves the right to change products or specifications without notice.
CL = 3
400
400
1. CL = CAS (READ) latency.
1Gb (128 Meg x 8)
1
16K A[13:0]
1K A[9:0]
8 BA[2:0]
t
(ns)
RCD
1 S0#
15
15
1GB
1KB
8K
© 2007 Micron Technology, Inc. All rights reserved.
(ns)
t
15
15
RP
Marking
Features
-667
Y
(ns)
t
55
55
RC

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mt9gtf12872fy Summary of contents

Page 1

... DDR2 SDRAM FBDIMM MT9GTF12872FY – 1GB Features • 240-pin, fully buffered DIMM (FBDIMM) • Very low-power DDR2 operation • 1.425V ≤ V ≤ 1.625V for DDR2 SDRAM DD • 1.425V ≤ V ≤ 1.625V for advanced memory buffer DD DRAM I/O • 1.5V DD • 1.8V tolerant for ≤100ms • ...

Page 2

... Data sheets for the base devices can be found on Micron’s Web site. Notes: 2. All part numbers end with a four-place code that designates component, AMB vendor, and PCB revisions. Consult factory for current revision codes. Example: MT9GTF12872FY-667E1D4. PDF: 09005aef82b6457a gtf9c128x72fy.pdf - Rev. C 12/09 EN ...

Page 3

Pin Assignments and Descriptions Table 4: Pin Assignments 240-Pin FBDIMM Front Pin Symbol Pin Symbol Pin Symbol Pin Symbol PN3 PN3 ...

Page 4

... M_TEST The M_TEST pin provides an external connection for testing the margin of V duced by a voltage divider on the module not intended to be used in normal system operation and must not be connected (DNU system. This test pin may have other fea- tures on future card designs and will be included in this specification at that time. ...

Page 5

Functional Block Diagram Figure 2: Functional Block Diagram CS0# DQS0 DQS0# DM0 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQS1 DQS1# DM5 DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQS2 DQS2# DM2 DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 ...

Page 6

... Electrical Specifications Stresses greater than those listed may cause permanent damage to the module. This is a stress rating only, and functional operation of the module at these or any other condi- tions outside those indicated in each device’s data sheet is not implied. Exposure to absolute maximum rating conditions for extended periods may adversely affect reliability. ...

Page 7

Serial Presence-Detect Data For the latest serial presence-detect data, refer to Micron’s SPD page: SPD. PDF: 09005aef82b6457a gtf9c128x72fy.pdf - Rev. C 12/09 EN 1GB (x72, SR) 240-Pin DDR2 SDRAM FBDIMM Electrical Specifications 7 Micron Technology, Inc. reserves the right to ...

Page 8

... Back view U8 U10 U9 5.0 (0.197) TYP 67.0 (2.638) TYP TYP 66.68 (2.63) Front view with heat spreader Back view with heat spreader U8 U10 U9 8 Module Dimensions 0.75 (0.03 2.0 (0.079) TYP U5 30.5 (1.201) 30.2 (1.189) 17.3 (0.681) TYP 9.5 (0.374) TYP 3.9 (0.153) TYP (x2) Pin 120 45° x 0.18 (0.0071) 1.19 (0.047) 24.95 (0.982) U11 TYP 120° ...

Page 9

... Although considered final, these specifications are subject to change, as further product development and data characterization some- PDF: 09005aef82b6457a gtf9c128x72fy.pdf - Rev. C 12/09 EN 1GB (x72, SR) 240-Pin DDR2 SDRAM FBDIMM times occur. 9 Micron Technology, Inc. reserves the right to change products or specifications without notice. Module Dimensions © 2007 Micron Technology, Inc. All rights reserved. ...

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