Kingston Technology 4GB 667MHz DDR2 ECC CL5 DIMM (Kit of 2) KVR667D2E5K2/4G Data Sheet

Memory Module Specifications

4GB (2GB 256M x 72-Bit x 2 pcs.) DDR2-667
CL5 ECC 240-Pin DIMM Kit

Kingston.com

Document No. VALUERAM0542-001.A00     02/01/07

ValueRAM’s KVR667D2E5K2/4G is a kit of two 256M x 72-bit 
2GB (2048MB) DDR2-667 CL5 SDRAM (Synchronous DRAM) 
ECC memory modules. Total kit capacity is 4GB (4096MB).
The components on each module include eighteen 128M x 8-bit 
DDR2-667 SDRAM in FBGA packages. Each 240-pin DIMM 
uses gold contact fingers and requires +1.8V. The electrical 
andmechanical specifications are as follows:

Clock Cycle Time (tCK) CL=5  

3ns (min.) / 8ns (max.)

Row Cycle Time (tRC)  

54ns (min.)

Refresh to Active/Refresh  

127.5ns 

Command Time (tRFC)

Row Active Time (tRAS)  

39ns (min.) / 70,000ns (max.)

Single Power Supply of  

+1.8V (+/- .1V)

Power  

2.187 W (operating per module)

UL Rating  

94 V - 0

Figure 1: KVR667D2E5K2/4G 240-Pin DIMM

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.