mt18htf25672py Micron Semiconductor Products, mt18htf25672py Datasheet - Page 2

• Manufacturer Part Number: mt18htf25672py
• Description: Ddr2 Sdram Rdimm
• Manufacturer: Micron Semiconductor Products

Table 2: Addressing
Table 3: Part Numbers and Timing Parameters – 512MB
Base device: MT47H64M4,
Table 4: Part Numbers and Timing Parameters – 1GB
Base device: MT47H128M4,
Table 5: Part Numbers and Timing Parameters – 2GB
Base device: MT47H256M4,
PDF: 09005aef80e5e752
htf18c64_128_256x72py.pdf - Rev. F 3/10 EN
Parameter
Refresh count
Row address
Device bank address
Device configuration
Column address
Module rank address
Part Number
MT18HTF6472(I)Y-53E__
MT18HTF6472(I)Y-40E__
Part Number
MT18HTF12872P(I)Y-80E__
MT18HTF12872P(I)Y-800__
MT18HTF12872P(I)Y-667__
MT18HTF12872P(I)Y-53E__
MT18HTF12872P(I)Y-40E__
Part Number
MT18HTF25672P(I)Y-80E__
MT18HTF25672P(I)Y-800__
MT18HTF25672P(I)Y-667__
MT18HTF25672P(I)Y-53E__
MT18HTF25672P(I)Y-40E__
Notes:
1. Data sheets 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. Con-
sult factory for current revision codes. Example:MT18HTF6472Y -667D2.
2
2
2
1
1
1
256Mb DDR2 SDRAM
512Mb DDR2 SDRAM
1Gb DDR2 SDRAM
256Mb (64 Meg x 4)
512MB, 1GB, 2GB (x72, ECC, SR) 240-Pin DDR2 SDRAM RDIMM
Module
Density
Module
Density
Module
Density
512MB
512MB
2K A[11, 9:0]
1GB
1GB
1GB
1GB
1GB
2GB
2GB
2GB
2GB
2GB
8K A[12:0]
4 BA[1:0]
512MB
S0#
8K
Configuration
Configuration
Configuration
128 Meg x 72
128 Meg x 72
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
256 Meg x 72
64 Meg x 72
64 Meg x 72
2
512Mb (128 Meg x 4)
Bandwidth
Bandwidth
Bandwidth
Module
Module
Module
4.3 GB/s
3.2 GB/s
6.4 GB/s
6.4 GB/s
5.3 GB/s
4.3 GB/s
3.2 GB/s
6.4 GB/s
6.4 GB/s
5.3 GB/s
4.3 GB/s
3.2 GB/s
1K A[11, 9:0]
16K A[13:0]
Micron Technology, Inc. reserves the right to change products or specifications without notice.
4 BA[1:0]
1GB
S0#
8K
Memory Clock/
Memory Clock/
Memory Clock/
3.75ns/533 MT/s
3.75ns/533 MT/s
3.75ns/533 MT/s
5.0ns/400 MT/s
2.5ns/800 MT/s
2.5ns/800 MT/s
3.0ns/667 MT/s
5.0ns/400 MT/s
2.5ns/800 MT/s
2.5ns/800 MT/s
3.0ns/667 MT/s
5.0ns/400 MT/s
Data Rate
Data Rate
Data Rate
© 2003 Micron Technology, Inc. All rights reserved.
1Gb (256 Meg x 4)
1K A[11, 9:0]
16K A[13:0]
8 BA[2:0]
2GB
S0#
8K
(CL-
(CL-
(CL-
Clock Cycles
Clock Cycles
Clock Cycles
Features
t
t
t
4-4-4
3-3-3
5-5-5
6-6-6
5-5-5
4-4-4
3-3-3
5-5-5
6-6-6
5-5-5
4-4-4
3-3-3
RCD-
RCD-
RCD-
t
t
t
RP)
RP)
RP)