MT18HTF25672AZ-667H1 Micron Technology Inc, MT18HTF25672AZ-667H1 Datasheet - Page 18

• Manufacturer Part Number: MT18HTF25672AZ-667H1
• Description: MODULE DDR2 SDRAM 2GB 240UDIMM
• Manufacturer: Micron Technology Inc
• Series: -r

Specifications of MT18HTF25672AZ-667H1

• Main Category: DRAM Module
• Sub-category: DDR2 SDRAM
• Module Type: 240UDIMM
• Device Core Size: 72b
• Organization: 256Mx72
• Total Density: 2GByte
• Chip Density: 1Gb
• Access Time (max): 900ns
• Maximum Clock Rate: 667MHz
• Operating Supply Voltage (typ): 1.8V
• Operating Current: 1.136A
• Number Of Elements: 18
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Pin Count: 240
• Mounting: Socket
• Memory Type: DDR2 SDRAM
• Memory Size: 2GB
• Speed: 667MT/s
• Features: -
• Package / Case: 240-UDIMM
• Lead Free Status / Rohs Status: Compliant

Module Dimensions
Figure 3: 240-Pin DDR2 UDIMM
2.3 (0.091) TYP
PDF: 09005aef83c6d17f
htf18c256_512x72az.fm - Rev. B 2/10 EN
2.5 (0.098) D
2.0 (0.079) R
Although considered final, these specifications are subject to change, as further product development and data characterization some-
2.2 (0.087) TYP
1.0 (0.039) TYP
3.05 (0.12) TYP
This data sheet contains minimum and maximum limits specified over the power supply and temperature range set forth herein.
(4X)
(2X)
45° (4X)
U11
Pin 1
Pin 240
U1
Notes:
U12
U2
55.0 (2.165)
www.micron.com/productsupport Customer Comment Line: 800-932-4992
8000 S. Federal Way, P.O. Box 6, Boise, ID 83707-0006, Tel: [phone]
1.0 (0.039)
Micron and the Micron logo are trademarks of Micron Technology, Inc.
70.68 (2.78)
TYP
1. All dimensions are in millimeters (inches); MAX/MIN or typical (TYP) where noted.
2. The dimensional diagram is for reference only. Refer to the JEDEC MO document for
TYP
TYP
All other trademarks are the property of their respective owners.
U13
U3
additional design dimensions.
0.8 (0.031)
U14
U4
TYP
2GB, 4GB (x72, ECC, DR) 240-Pin DDR2 SDRAM UDIMM
5.0 (0.197) TYP
Front view
Back view
133.5 (5.256)
133.2 (5.244)
123.0 (4.84)
U5
TYP
U15
U10
times occur.
U16
0.76 (0.03) R
U6
18
63.0 (2.48)
U17
U7
TYP
Micron Technology, Inc. reserves the right to change products or specifications without notice.
U18
U8
U19
U9
Pin 121
10.0 (0.394)
Module Dimensions
TYP
Pin 120
© 2009 Micron Technology, Inc. All rights reserved.
17.78 (0.7)
TYP
29.85 (1.175)
30.5 (1.2)
1.37 (0.054)
1.17 (0.046)
4.0 (0.157)
MAX