User manual KINGSTON KHX6400S2ULK2_4G MEMORY MODULE SPECIFICATIONS

[. . . ] [. . . ] The electrical and mechanical specifications are as follows: FEATURES: Power supply : Vdd: 1. 8V ± 0. 1V, Vddq: 1. 8V ± 0. 1V 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 Programmable Read latency 4, 3 (clock) Burst Length: 4, 8 (Interleave/nibble sequential) Programmable Burst type (sequential & interleave) Timing Reference: 4-4-4-12 at +1. 8V Edge aligned data output, center aligned data input Auto & Self refresh, 7. 8us refresh interval (8K/64ms refresh) Serial presence detect with EEPROM PCB : Height 1. 180" (30. 00mm), double sided component PERFORMANCE: Clock Cycle Time (tCK) CL=4 Row Cycle Time (tRC) Refresh to Active/Refresh Command Time (tRFC) Row Active Time (tRAS) Single Power Supply of Power UL Rating Operating Temperature Storage Temperature 2. 5ns (min. ) / 8ns (max. ) 57. 5ns (min. ) 127. 5ns 45ns (min. ) / 70, 000ns (max. ) +1. 8V (+/- . 1V) TBD W (operating per module) 94 V - 0 0o C to 55o C -55o C to +125o C Document No. 4805074-001. B00 05/04/09 Page 1 Kingston Technology MODULE DIMENSIONS: 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. [. . . ] [. . . ]