Kingston Technology 2GB DDR2 DIMM KVR400D2D8R3/2GI Data Sheet

Memory Module Specifications

2GB 256M x 72-Bit DDR2-400 CL3
Registered 240-Pin ECC DIMM

Kingston.com

Document No. VALUERAM0458-001.B00    06/23/06

This document describes ValueRAM’s 256M x 72-bit 2GB 
(2048MB) DDR2-400 CL3 SDRAM (Synchronous DRAM)  
“dual rank” registered ECC, Intel

®

 Compatibility Tested, memory  

module. The components on this module include eighteen  
128M x 8-bit (16M x 8-bit x 8 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:

Clock Cycle Time (tCK) CL=3  

5ns (min.) / 8ns (max.)

Row Cycle Time (tRC)  

55ns (min.)

Refresh to Active/Refresh 

127.5ns 

Command Time (tRFC)

Row Active Time (tRAS)  

40ns (min.) / 70,000ns (max.)

Single Power Supply  of  

+1.8V (+/- .1V)

Power  

3.725 W (operating)

UL Rating  

94 V - 0

Figure 1: KVR400D2D8R3/2GI 240-Pin DIMM