MT18HTF51272AZ-667C1 Micron Technology Inc, MT18HTF51272AZ-667C1 Datasheet - Page 2

• Manufacturer Part Number: MT18HTF51272AZ-667C1
• Description: MODULE DDR2 SDRAM 4GB 240UDIMM
• Manufacturer: Micron Technology Inc
• Series: -r

Specifications of MT18HTF51272AZ-667C1

• Memory Type: DDR2 SDRAM
• Memory Size: 4GB
• Speed: 667MT/s
• Features: -
• Package / Case: 240-UDIMM
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 2: Addressing
Table 3: Part Numbers and Timing Parameters – 1GB Modules
Base device: MT47H64M8,
Table 4: Part Numbers and Timing Parameters – 2GB Modules
Base device: MT47H128M8,
Table 5: Part Numbers and Timing Parameters – 4GB Modules
Base device: MT47H256M8,
PDF: 09005aef83c6d17f
htf18c128_256_512x72az.fm - Rev. C 12/10 EN
Parameter
Refresh count
Row address
Device bank address
Device configuration
Column address
Module rank address
Part Number
MT18HTF12872A(I)Z-80E__
MT18HTF12872A(I)Z-800__
MT18HTF12872A(I)Z-667__
Part Number
MT18HTF25672A(I)Z-1GA__
MT18HTF25672A(I)Z-80E__
MT18HTF25672A(I)Z-800__
MT18HTF25672A(I)Z-667__
Part Number
MT18HTF51272A(I)Z-1GA__
MT18HTF51272A(I)Z-80E__
MT18HTF51272A(I)Z-800__
MT18HTF51272A(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
2
1
512Mb DDR2 SDRAM
1
1
1Gb DDR2 SDRAM
2Gb DDR2 SDRAM
Module
Density
Module
Density
Module
Density
1GB
1GB
1GB
2GB
2GB
2GB
2GB
4GB
4GB
4GB
4GB
1GB, 2GB, 4GB (x72, ECC, DR) 240-Pin DDR2 SDRAM UDIMM
Configuration
Configuration
Configuration
128 Meg x 72
128 Meg x 72
128 Meg x 72
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 72
512 Meg x 64
512Mb (64 Meg x 8)
16K A[13:0]
1K A[9:0]
4 BA[1:0]
2
2 S#[1:0]
1GB
8K
Bandwidth
Bandwidth
Bandwidth
Module
Module
Module
6.4 GB/s
6.4 GB/s
5.3 GB/s
8.5 GB/s
6.4 GB/s
6.4 GB/s
5.3 GB/s
8.5 GB/s
6.4 GB/s
6.4 GB/s
5.3 GB/s
Micron Technology, Inc. reserves the right to change products or specifications without notice.
1Gb (128 Meg x 8)
16K A[13:0]
1.875ns/1066 MT/s
1.875ns/1066 MT/s
Memory Clock/
Memory Clock/
Memory Clock/
1K A[9:0]
8 BA[2:0]
2 S#[1:0]
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
2.5ns/800 MT/s
2.5ns/800 MT/s
3.0ns/667 MT/s
2GB
Data Rate
Data Rate
Data Rate
8K
© 2009 Micron Technology, Inc. All rights reserved.
2Gb (256 Meg x 8)
32K A[14:0]
(CL-
(CL-
(CL-
Clock Cycles
Clock Cycles
Clock Cycles
8 BA[2:0]
1K A[9:0]
2 S#[1:0]
4GB
8K
t
t
t
Features
5-5-5
6-6-6
5-5-5
7-7-7
5-5-5
6-6-6
5-5-5
7-7-7
5-5-5
6-6-6
5-5-5
RCD-
RCD-
RCD-
t
t
t
RP)
RP)
RP)