ddr2 2gb pc6400 memory ram for desktop 100% full compatible with all models of mainboards 5 years warranty,compeititve price
ddr2 2gb pc6400 memory ram for desktop
ddr memory ram DDR3 memory module Kingston DDR2 Ram, DDR3 ram ,
2. DDR2 533/667/800MHZ
3. 240-pin socket type dual in line memory module(DIMM)
4. Data rate:533/667/900Mbps(max)1.8Vpower supply for DDR2 products
Two data transfer per clock
5.Bi-directional, data strobe(DQS) is transmitter/ received with date, to be used in capturing data at the receiver
6. Data inputs and outputs are synchronized with DQS
7. DQS is edge aligned with date for read, center aligned with data for write
8. Differential clock inputs(CK and CK) DLL aligns DQ and DQS transtions with CK transtions
Commands entered on each positive CK edge, data referenced to both edges of DQS
8. AUto precharge potion for each burst access
programmable burst length.2,4,8
programmable/ CAS latency(CL)2.5
programmable output driver strength: nomal/weak
9. refresh cycles:(8192 refresh cycles/64ms) 7.8US maximum average periodic refresh interval
2varations of refresh
Auto refresh
Self refresh
ddr2 2gb pc6400 memory ram for desktop
