White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
White Electronic Designs
Parameter
Operating Case Temperature (Commercial)
Symbol
TOPER
Rating
0 to +85°C
WV3HG64M72EER-D6
ADVANCED
OPERATING TEMPERATURE CONDITION
Units
°C
Notes
1, 2
NOTE:
1. Operation temperature is the case surface temperature on the center/top side of the DRAM. For the measurement conditions, please refer to JEDEC JESD51.2
2. At 0 to +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
VREF - 0.125
Unit
V
V
INPUT AC LOGIC LEVEL
All voltages referenced to V
SS
Parameter
AC Input High (Logic 1) Voltage
DDR2-400 & DDR2-533
AC Input High (Logic 1) Voltage
DDR2-667
AC Input High (Logic 0) Voltage
DDR2-400 & DDR2-533
AC Input High (Logic 0) Voltage
DDR2-667
Symbol
V
IH
(AC)
V
IH
(AC)
V
IL
(AC)
V
IL
(AC)
Min
V
REF
+ 0.250
V
REF
+ 0.200
-
-
Max
-
-
V
REF
- 0.250
V
REF
- 0.200
Unit
V
V
V
V
August 2006
Rev. 1
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
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