512MB, 1GB (x72, ECC, SR) 244-Pin DDR2 SDRAM Mini-RDIMM Features DDR2 SDRAM Mini-RDIMM MT9HTF6472PKZ 512MB MT9HTF12872PKZ 1GB Figure 1: 244-Pin Mini-RDIMM (MO-244, R/C A) Features Module Height: 30mm (1.181 in.) 244-pin, mini registered dual in-line memory module Fast data transfer rates: PC2-6400, PC2-5300, PC2-4200, or PC2-3200 512MB (64 Meg x 72), 1GB (128 Meg x 72) Supports ECC error detection and correction V = V = 1.8V DD DDQ V = 1.73.6V DDSPD JEDEC-standard 1.8V I/O (SSTL 18-compatible) Differential data strobe (DQS, DQS ) option Options Marking Parity P 4n-bit prefetch architecture Operating temperature Multiple internal device banks for concurrent None Commercial (0C T 70C) operation A 1 Industrial (40C T 85C) I A Programmable CAS latency (CL) Package Posted CAS additive latency (AL) 244-pin DIMM (halogen-free) Z t WRITE latency = READ latency - 1 CK 2 Frequency/CL Programmable burst lengths: 4 or 8 2.5ns CL = 5 (DDR2-800) -80E Adjustable data-output drive strength 2.5ns CL = 6 (DDR2-800) -800 3.0ns CL = 5 (DDR2-667) -667 64ms, 8192-cycle refresh On-die termination (ODT) Notes: 1. Contact Micron for industrial temperature module offerings. Serial presence-detect (SPD) with EEPROM 2. CL = CAS (READ) latency registered mode Gold edge contacts will add one clock cycle to CL. Single rank Halogen-free Table 1: Key Timing Parameters Data Rate (MT/s) t t t Speed Industry RCD RP RC Grade Nomenclature CL = 6 CL = 5 CL = 4 CL = 3 (ns) (ns) (ns) -80E PC2-6400 800 800 533 400 12.5 12.5 55 -800 PC2-6400 800 667 533 400 15 15 55 -667 PC2-5300 667 553 400 15 15 55 -53E PC2-4200 553 400 15 15 55 -40E PC2-3200 400 400 15 15 55 PDF: 09005aef83f993e9 Micron Technology, Inc. reserves the right to change products or specifications without notice. 1 htf9c64 128x72pkz.pdf Rev. B 10/10 EN 2010 Micron Technology, Inc. All rights reserved. Products and specifications discussed herein are subject to change by Micron without notice.512MB, 1GB (x72, ECC, SR) 244-Pin DDR2 SDRAM Mini-RDIMM Features Table 2: Addressing 512MB 1GB Refresh count 8K 8K Row address 16K A 13:0 16K A 13:0 Device bank address 4 BA 1:0 8 BA 2:0 Device configuration 512Mb (64 Meg x8) 1Gb (128 Meg x 8) Column address 1K A 9:0 1K A 9:0 Module rank address 1 S0 1 S0 Table 3: Part Numbers and Timing Parameters 512MB 1 Base device: MT47H64M8, 512Mb DDR2 SDRAM Module Module Memory Clock/ Clock Cycles 2 t t Part Number Density Configuration Bandwidth Data Rate (CL - RCD - RP) MT9HTF6472PK(I)Z-80E 512MB 64 Meg x 72 6.4 GB/s 2.5ns/800 MT/s 5-5-5 MT9HTF6472PK(I)Z-800 512MB 64 Meg x 72 6.4 GB/s 2.5ns/800 MT/s 6-6-6 MT9HTF6472PK(I)Z-667 512MB 64 Meg x 72 5.3 GB/s 3.0ns/667 MT/s 5-5-5 Table 4: Part Numbers and Timing Parameters 1GB 1 Base device: MT47H128M8, 1Gb DDR2 SDRAM Module Module Memory Clock/ Clock Cycles 2 t t Part Number Density Configuration Bandwidth Data Rate (CL- RCD- RP) MT9HTF12872PK(I)Z-80E 1GB 128 Meg x 72 6.4 GB/s 2.5ns/800 MT/s 5-5-5 MT9HTF12872PK(I)Z-800 1GB 128 Meg x 72 6.4 GB/s 2.5ns/800 MT/s 6-6-6 MT9HTF12872PK(I)Z-667 1GB 128 Meg x 72 5.3 GB/s 3.0ns/667 MT/s 5-5-5 1. Data sheets for the base devices can be found on Microns Web site. Notes: 2. All part numbers end with a two-place code (not shown), designating component and PCB revisions. Consult factory for current revision codes. Example: MT9HTF12872PKZ-80EH1. PDF: 09005aef83f993e9 Micron Technology, Inc. reserves the right to change products or specifications without notice. 2 htf9c64 128x72pkz.pdf Rev. B 10/10 EN 2010 Micron Technology, Inc. All rights reserved.