MT18HTF25672AZ-667H1 Micron Technology Inc, MT18HTF25672AZ-667H1 Datasheet - Page 2

• 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

Table 2: Addressing
Table 3: Part Numbers and Timing Parameters – 2GB Modules
Base device: MT47H128M8,
Table 4: Part Numbers and Timing Parameters – 4GB Modules
Base device: MT47H256M8,
PDF: 09005aef83c6d17f
htf18c256_512x72az.fm - Rev. B 2/10 EN
Parameter
Refresh count
Row address
Device bank address
Device configuration
Column address
Module rank address
Part Number
MT18HTF25672A(I)Z-1GA__
MT18HTF25672A(I)Z-80E__
MT18HTF25672A(I)Z-800__
MT18HTF25672A(I)Z-667__
Part Number
MT18HTF51272A(I)Z-80E__
MT18HTF51272A(I)Z-800__
MT16HTF51272A(I)Z-667__
Notes:
1. The data sheet for the base device can be found on Micron’s Web site.
2. All part numbers end with a two-place code (not shown) that designates component and PCB revisions.
Consult factory for current revision codes. Example: MT18HTF25672AZ-667H1.
2
2
1
1
1Gb DDR2 SDRAM
2Gb DDR2 SDRAM
Module
Density
Module
Density
2GB
2GB
2GB
2GB
4GB
4GB
4GB
2GB, 4GB (x72, ECC, DR) 240-Pin DDR2 SDRAM UDIMM
Configuration
Configuration
256 Meg x 72
256 Meg x 72
256 Meg x 72
256 Meg x 72
512 Meg x 72
512 Meg x 72
512 Meg x 64
2
1Gb (128 Meg x 8)
16K A[13:0]
Bandwidth
Bandwidth
1K A[9:0]
8 BA[2:0]
2 S#[1:0]
Module
Module
8.5 GB/s
6.4 GB/s
6.4 GB/s
5.3 GB/s
6.4 GB/s
6.4 GB/s
5.3 GB/s
2GB
8K
Micron Technology, Inc. reserves the right to change products or specifications without notice.
1.875ns/1066 MT/s
Memory Clock/
Memory Clock/
2.5ns/800 MT/s
2.5ns/800 MT/s
3.0ns/667 MT/s
2.5ns/800 MT/s
2.5ns/800 MT/s
3.0ns/667 MT/s
Data Rate
Data Rate
© 2009 Micron Technology, Inc. All rights reserved.
2Gb (256 Meg x 8)
32K A[14:0]
1K A[9:0]
8 BA[2:0]
2 S#[1:0]
4GB
8K
(CL-
(CL-
Clock Cycles
Clock Cycles
t
t
Features
7-7-7
5-5-5
6-6-6
5-5-5
5-5-5
6-6-6
5-5-5
RCD-
RCD-
t
t
RP)
RP)