BL12864AA1065

512MB / 1GB / 2GB (x64) UNBUFFERED DDR2 SDRAM DIMM DDR2 UNBUFFERED SDRAM DIMM FEATURES • 240-pin dual in-line memory module (DIMM) • Fast data transfer rates: PC2-8500, PC2-6400, or PC25300 • 512MB (64 Meg x 64), 1GB (128 Meg x 64), and 2GB (256 Meg x 64) • Exclusively designed for high-performance systems • Critical performance parameters tested for functionality • Speed verification performed in-system • VDD = +2.2V ±0.1V, VDDQ = +2.2V ±0.1V • VDDSPD = +1.7V to +3.6V • Differential data strobe (DQ, DQS#) option • Four-bit prefetch architechture • Auto Refresh (CBR) and Self Refresh Mode • 7.8125μs maximum average periodic refresh interval • 64ms, 8,192-cycle refresh • On-die termination (ODT) • Serial Presence Detect (SPD) with EEPROM • Gold edge contacts • Aluminum heat spreader • 1.18” (30mm) PCB Height BL6464AA BL12864AA BL25664AA TIMING PARAMETERS MODULE MARKING 1065 804 663 MODULE BANDWIDTH 8.5 GB/s 6.4 GB/s 5.3 GB/s LATENCY (CL - tRCD - tRP - tRAS) 5 - 5 - 5 - 15 * 4 - 4 - 4 - 12 * 3 - 3 - 3 - 12 * * Perfomance is verified during testing. PART NUMBERS PART NUMBER BL6464AA804 BL6464AA663 BL12864AA1065 BL12864AA804 BL12864AA663 BL25664AA804 MODULE DENSITY 512MB 512MB 1GB 1GB 1GB 2GB MEMORY CLOCK/ DATA BIT RATE 2.5ns/800 MT/s 3.0ns/667 MT/s 1.87ns/1066 MT/s 2.5ns/800 MT/s 3.0ns/667 MT/s 2.5ns/800 MT/s BANKING CONFIGURATION Single Single Single Single Single Dual COMPONENT CONFIGURATION 64 Meg x 8 64 Meg x 8 128 Meg x 8 128 Meg x 8 128 Meg x 8 128 Meg x 8 Crucial® Ballistix™ products are warranted to meet the datasheet specifications as found on its web page www.crucial.com/ballistix. Some system configurations may not be designed to operate or may not operate at the published Crucial Ballistix memory speed and timing settings. Overclocking, running your system faster than the speed for which it was designed or the published speed, or otherwise modifying your system timing may result in damage to computer components and Crucial disclaims any and all liability for such damage. ©2008 Micron Technology, Inc. All rights reserved. Information is subject to change without notice. Micron, Crucial, the Crucial logo, Ballistix, and the Ballistix logo are trademarks of Micron Technology, Inc. All other trademarks are the property of their respective owners. 64, 128, 256 Meg x 64 Unbuffered DDR2 SDRAM DIMM BL0001.pdf Rev. 2/14/08 1 Micron Technology reserves the right to change products or specifications without notice. ©2008, Micron Technology