Kingston Technology ValueRAM Memory ValueRam 256MB 400MHz DDR2 ECC CL3
Contents
1. KINGON Memory Module Specification KVR400D2E3 256 256MB 32M x 72 Bit DDR2 400 CL3 ECC 240 Pin DIMM This document describes ValueRAM s 32M x 72 bit 256MB DDR2 400 CL3 SDRAM Synchronous DRAM ECC memory module The components on this module include nine 32M x 8 bit 8M x 8 bit x 4 Bank DDR2 400 SDRAM in FBGA packages This 240 pin DIMM uses gold contact fingers and requires 1 8V The electrical and mechanical specifications are as follows DESCRIPTION FEATURES Clock Cycle Time tCK CL 3 Sns min 8ns max Row Cycle Time tRC 55ns min Refresh to Active Refresh Command Time tRFC 75ns Row Active Time tRAS 40ns min 70 000ns max Single Power Supply of 1 8V 4 1V Power 1 539 W operating 1 UL Rating 94V 0 Note The module defined in this data sheet is one of several configurations available under this part number While all configurations are compatible the DRAM combination and or the module height may vary from what is described here However in no configuration will the module height exceed 1 250 31 75mm 133 35 hia lt gt Units Millimeters 131 35 128 95 2X 4 00 63 00 a 55 00 27 j A AS 0 80 0 05 i 1 00 2 50 0 20 Detail A Detail B Figure 1 KVR400D2E3 256 240 Pin DIMM Document No VALUERAM0389 001 A00 03 21 05
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