mt18htf6472ay Micron Semiconductor Products, mt18htf6472ay Datasheet - Page 2

• Manufacturer Part Number: mt18htf6472ay
• Description: Ddr2 Sdram Udimm
• Manufacturer: Micron Semiconductor Products

Table 2: Addressing
Table 3: Part Numbers and Timing Parameters – 512MB Modules
Base device: MT47H32M82,
Table 4: Part Numbers and Timing Parameters – 1GB Modules
Base device: MT47H64M8,
Table 5: Part Numbers and Timing Parameters – 2GB Modules
Base device: MT47H128M82,
PDF: 09005aef80e8ad4d
htf18c64_128_256_512x72ay – Rev. I 3/10 EN
Parameter
Refresh count
Row address
Device bank address
Device configuration
Column address
Module rank address
Part Number
MT18HTF6472A(I)Y-667__
MT18HTF6472A(I)Y-53E__
MT18HTF6472A(I)Y-40E_
Part Number
MT18HTF12872A(I)Y-80E__
MT16HTF12872A(I)Y-800__
MT16HTF12872A(I)Y-667__
MT16HTF12872A(I)Y-56E__
MT16HTF12872A(I)Y-40E__
Part Number
MT16HTF25672A(I)Y-80E__
MT16HTF25672A(I)Y-800__
MT16HTF25672A(I)Y-667__
MT16HTF25672A(I)Y-53E__
MT16HTF25672A(I)Y-40E__
3
3
3
2
2
512Mb DDR2 SDRAM
2
256Mb DDR2 SDRAM
1Gb DDR2 SDRAM
512MB, 1GB, 2GB, 4GB (x72, DR) 240-Pin DDR2 SDRAM UDIMM
Module
Density
Module
Density
Module
Density
512MB
512MB
512MB
256Mb (32 Meg x 8)
1GB
1GB
1GB
1GB
1GB
2GB
2GB
2GB
2GB
2GB
8K A[12:0]
1K A[9:0]
4 BA[1:0]
2 S#[1:0]
512MB
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
64 Meg x 72
512Mb (64 Meg x 8)
2
16K A[13:0]
4 BA[1:0]
1K A[9:0]
2 S#[1:0]
1GB
Bandwidth
Bandwidth
Bandwidth
8K
Module
Module
Module
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
6.4 GB/s
6.4 GB/s
5.3 GB/s
4.3 GB/s
3.2 GB/s
Micron Technology, Inc. reserves the right to change products or specifications without notice.
1Gb (128 Meg x 8)
Memory Clock/
Memory Clock/
Memory Clock/
3.75ns/533 MT/s
3.75ns/533 MT/s
3.75ns/533 MT/s
16K A[13:0]
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
2.5ns/800 MT/s
2.5ns/800 MT/s
3.0ns/667 MT/s
5.0ns/400 MT/s
1K A[9:0]
8 BA[2:0]
2 S#[1:0]
Data Rate
Data Rate
Data Rate
2GB
8K
© 2003 Micron Technology, Inc. All rights reserved.
2Gb (256 Meg x 8)
(CL-
(CL-
(CL-
32K A[14:0]
Clock Cycles
Clock Cycles
Clock Cycles
8 BA[2:0]
1K A[9:0]
2 S#[1:0]
4GB
t
t
t
Features
8K
5-5-5
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)