White Electronic Designs
W3HG264M72EER-AD7
ADVANCED
OPERATING TEMPERATURE CONDITION
Parameter
Operating temperature
Symbol
T
OPER
Rating
0°C to 85°C
Units
°C
Notes
V
Notes:
1. Operating temperature is the case surface temperature on the center/top side of the DRAM. Forthe measurement conditions, please refer to JEDEC JESD51 .2
2. At 0 - 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
+ 125
-300
Max
V
REF
+ 300
V
REF
- 125
Unit
mV
mV
INPUT AC LOGIC LEVEL
All voltages referenced to V
SS
Parameter
AC Input High (Logic 1 ) Voltage (DDR2-400/533)
AC Input High (Logic 1) Voltage (DDR2-667)
AC Input Low (Logic 0) Voltage
Symbol
V
IH
(AC)
V
IH
(AC)
V
IL
(AC)
Min
V
REF
+ 250
V
REF
+ 200
—
V
REF
- 250
Max
—
Unit
mV
mV
mV
December 2005
Rev. 0
5
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
