components. Other DRAM manufactures specification may be different.
WV3HG64M64EEU-D4
ADVANCED
Min
12
12
12
8
6.5
6.5
6.5
6.5
Max
20
20
20
12
7.5
8
7.5
8
Units
pF
pF
pF
pF
pF
pF
pF
pF
OPERATING TEMPERATURE CONDITION
Parameter
Operating temperature
Symbol
TOPER
Rating
0
°
to 85°
Units
°C
Notes
1, 2
Notes:
1. Operating temperature is the case surface temperature on the center/top side of the DRAM. For the measuremnet conditions, please refer to JEDED JESD51.2
2. At 0°C - 85°C, operation temperature range, all DRAM specification will be supported.
INPUT DC LOGIC LEVEL
All voltages referenced to V
SS
Parameter
Input High (Logic 1) Voltage
Input Low (Logic 0) Voltage
Symbol
V
IH
(DC)
V
IL
(DC)
Min
V
REF
+ 0.125
-0.300
Max
V
CC
+ 0.300
V
REF
- 0.125
Units
V
V
INPUT AC LOGIC LEVEL
All voltages referenced to V
SS
Parameter
Input High (Logic 1) Voltage DDR2-400 & DDR2-533
Input Low (Logic 1) Voltage DDR2-667
Input Low (Logic 0) Voltage DDR2-400 & DDR2-533
Input Low (Logic 0) Voltage DDR2-667
Symbol
V
IH
(DC)
V
IH
(DC)
V
IL
(DC)
V
IL
(DC)
Min
V
REF
+ 0.250
V
REF
+ 0.200
-
-
Max
-
-
V
REF
- 0.250
V
REF
- 0.200
Units
V
V
V
V
October 2006
Rev. 3
5
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
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