參數(shù)資料
型號(hào): W3HG264M72EER806PD4SG
廠商: WHITE ELECTRONIC DESIGNS CORP
元件分類: DRAM
英文描述: 128M X 72 DDR DRAM MODULE, DMA200
封裝: ROHS COMPLIANT, SO-RDIMM-200
文件頁數(shù): 8/12頁
文件大?。?/td> 228K
代理商: W3HG264M72EER806PD4SG
W3HG264M72EER-PD4
February 2007
Rev. 0
5
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
INPUT DC LOGIC LEVEL
All voltages referenced to VSS
Parameter
Symbol
Min
Max
Unit
Input High (Logic 1) Voltage
VIH(DC)
VREF + 0.125
VCC + 0.300
V
Input High (Logic 0) Voltage
VIL(DC)
-0.300
VREF - 0.125
V
INPUT AC LOGIC LEVEL
All voltages referenced to VSS
Parameter
Symbol
Min
Max
Unit
AC Input High (Logic 1) Voltage
DDR2-400 & DDR2-533
VIH(AC)
VREF + 0.250
-
V
AC Input High (Logic 1) Voltage
DDR2-667
VIH(AC)
VREF + 0.200
-
V
AC Input High (Logic 0) Voltage
DDR2-400 & DDR2-533
VIL(AC)
-
VREF - 0.250
V
AC Input High (Logic 0) Voltage
DDR2-667
VIL(AC)
-
VREF - 0.200
V
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