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| EM42AM1684RTA Datasheet, PDF (4/19 Pages) Eorex Corporation – 256Mb (4M×4Bank×16) Double DATA RATE SDRAM | |||
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eorex
EM42AM1684RTA
Absolute Maximum Rating
Symbol
Item
Rating
Units
VIN, VOUT
Input, Output Voltage
-0.3 ~ +3.6
V
VDD, VDDQ
Power Supply Voltage
-0.3 ~ +3.6
V
TOP
Operating Temperature Range
Commercial
Extended
0 ~ +70
N/A
°C
TSTG
Storage Temperature Range
-55 ~ +150
°C
PD
Power Dissipation
1
W
IOS
Short Circuit Current
50
mA
Note: Caution Exposing the device to stress above those listed in Absolute Maximum Ratings could
cause permanent damage. The device is not meant to be operated under conditions outside the
limits described in the operational section of this specification. Exposure to Absolute Maximum
Rating conditions for extended periods may affect device reliability.
Capacitance (VCC=2.5V, f=1MHz, TA=25°C)
Symbol
Parameter
Min.
Typ.
Max. Units
CCLK
Clock Capacitance(CLK,/CLK)
2
CI
Input Capacitance for CKE, Address, /CS,
/RAS, /CAS, /WE
2
CO
DM,Data&DQS Input/Output Capacitance
4
3
pF
3
pF
5
pF
Recommended DC Operating Conditions (TA=-0°C ~+70°C)
Symbol
VDD
VDDQ
VREF
VTT
VIH
VIL
Parameter
Power Supply Voltage
Power Supply Voltage (for I/O Buffer)
I/O Logic high Voltage
I/O Termination Voltage
Input Logic High Voltage
Input Logic Low Voltage
Min.
2.3
2.3
1.15
VREF-0.04
VREF+0.18
-0.3
Typ.
2.5
2.5
1.25
Max.
2.7
2.7
1.35
VREF+0.04
VDDQ+0.3
VREF-0.18
Units
V
V
V
V
V
V
Jul. 2006
www.eorex.com
4/19
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