1. KVR400D2N3 512 512MB 64M x 64 Bit DDR2 400 CL3 240 Pin DIMM This document describes ValueRAM s 64M x 64 bit 512MB DDR2 400 CL3 SDRAM Synchronous DRAM memory module The components on this module include eight 64M x 8 bit 16M 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 105ns Row Active Time tRAS 40ns min 70 000ns max Single Power Supply of 1 8V 4 1V Power 1 368 W operating 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 Er 33 35 gt Units Millimeters 131 35 128 95 2X 4 00 63 00 a 55 00 27 j 2 50 0 20 Detail A Detail B Figure 1 KVR400D2N3 512 240 Pin DIMM Document No VALUERAM0362 001 A00 10 11 04