Kingston Technology HyperX Memory 1GB 800MHz DDR2 Non-ECC Low-Latency CL4
Contents
1. KHX6400D2LL 1G 1GB 128M x 64 Bit PC2 6400 CL4 240 Pin DIMM DESCRIPTION This document describes Kingston s low latency 128M x 64 bit 1GB 1024MB DDR2 800 CL4 SDRAM Synchronous DRAM memory module based on sixteen 64M x 8 bit DDR2 FBGA components This module has been tested to run at DDR2 800MHz at low latency timing of 4 4 4 12 at 2 0V The SPD is programmed to JEDEC standard latency 667Mhz timing of 5 5 5 15 at 1 8V This 240 pin DIMM uses gold contact fingers and requires 1 8V The electrical and mechanical specifications are as follows FEATURES Power supply Vdd 1 8V 0 1V Vddq 1 8V 0 1V Y Double data rate architecture two data transfers per clock cycle Bidirectional data strobe DQS Differential clock inputs CK and CK DLL aligns DQ and DQS transition with CK transition 4 Programmable Read latency 3 4 5 clock Burst Length 4 8 Interleave nibble sequential m Programmable Burst type sequential amp interleave red Timing Reference 667MHz 5 5 5 15 at 1 8V 800MHz 4 4 4 12 at 2 0V i Edge aligned data output center aligned data input Auto amp Self refresh 7 8us refresh interval 8K 64ms refresh Serial presence detect with EEPROM 4 High Performance Heat Spreader PCB Height 1 180 30 00mm double sided component PERFORMANCE Clock Cycle Time tCK CL 5 3ns min 8ns max Row Cycle Time tRC 54ns min M Refresh to Active Refresh Command Time tRFC 105ns Row Ac2. tive Time tRAS 39ns min 70 000ns max red Single Power Supply of 1 8V 4 1V Power 1 922 W operating ULRating 94V 0 red Operating Temperature 0 C to 55 C red Storage Temperature 55 C to 125 C Document No 4804404 001 B00 05 18 06 Page 1 Kingston Technology MODULE DIMENSIONS 4 00 TYP X 4 2 5 DIA X 2 C f oof IN 0 10 D 0 5 CHAMFER X 4 5 a 2 ee q 1 270 0 10 p 1 00 TYP 131 15 3 00 oO N S 0 80 0 05 QO N o 1 00 For more information go to www kingston com All Kingston products are tested to meet our published specifications Some motherboards or system configurations may not operate at the published HyperX memory speeds and timing settings Kingston does not recommend that any user attempt to run their computers faster than the published speed Overclocking or modifying your system timing may result in damage to computer components Document No 4804404 001 B00 Page 2
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