mt18htf6472ay Micron Semiconductor Products, mt18htf6472ay Datasheet - Page 3

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

Table 6: Part Numbers and Timing Parameters – 4GB Modules
Base device: MT47H256M82,
PDF: 09005aef80e8ad4d
htf18c64_128_256_512x72ay – Rev. I 3/10 EN
Part Number
MT16HTF51272A(I)Y-667__
MT16HTF51272A(I)Y-53E__
MT16HTF51272A(I)Y-667__
MT16HTF51272A(I)Y-53E__
MT16HTF51272A(I)Y-40E__
Notes:
1. Contact factory for availability.
2. The data sheet for the base device can be found on Micron’s Web site.
3. All part numbers end with a two-place code (not shown) that designates component and PCB revisions.
Consult factory for current revision codes. Example: MT18HTF12872AY-667D4.
3
2
2Gb DDR2 SDRAM
512MB, 1GB, 2GB, 4GB (x72, DR) 240-Pin DDR2 SDRAM UDIMM
Module
Density
4GB
4GB
4GB
4GB
4GB
Configuration
512 Meg x 64
512 Meg x 64
512 Meg x 72
512 Meg x 72
512 Meg x 72
3
Bandwidth
Module
5.3 GB/s
4.3 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.
1
Memory Clock/
3.75ns/533 MT/s
3.75ns/533 MT/s
3.0ns/667 MT/s
3.0ns/667 MT/s
5.0ns/400 MT/s
Data Rate
© 2003 Micron Technology, Inc. All rights reserved.
(CL-
Clock Cycles
t
Features
5-5-5
6-6-6
5-5-5
4-4-4
3-3-3
RCD-
t
RP)