SDRAM PC133 512MB ram memory low density for computer best quality&100% compatible with all models of motheroboards competitiv

SDRAM PC133 512MB ram memory low density for computerbest quality&100% compatible with all models of motheroboards

2.Technology: DDR SDRAM 3.100% orignal newddr memory ram  DDR3 memory module 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

SDRAM PC133 512MB ram memory low density for computer