EM681FV16AU Datasheet, PDF (3/11 Pages) List of Unclassifed Manufacturers – 512K x16 bit Low Power and Low Voltage Full CMOS Static RAM

EM681FV16AU Series
Low Power, 512Kx16 SRAM
ABSOLUTE MAXIMUM RATINGS *
Parameter
Voltage on Any Pin Relative to Vss
Voltage on Vcc supply relative to Vss
Power Dissipation
Operating Temperature
Symbol
V_IN, V_OUT
V_CC
P_D
T_A
Minimum
-0.2 to 4.0V
-0.2 to 4.0V
1.0
-40 to 85
Unit
V
V
W
o_C
* Stresses greater than those listed above “Absolute Maximum Ratings” may cause permanent damage to the device. Functional oper-
ation should be restricted to recommended operating condition. Exposure to absolute maximum rating conditions for extended periods
may affect reliability.
FUNCTIONAL DESCRIPTION
CS
OE
WE
LB
UB
I/O_0-7
I/O_8-15
Mode
Power
H
X
X
X
X
High-Z High-Z
Deselected
Stand by
X
X
X
H
H
High-Z High-Z
Deselected
Stand by
L
H
H
X
X
High-Z High-Z Output Disabled Active
L
L
H
L
H Data Out High-Z Lower Byte Read Active
L
L
H
H
L
High-Z Data Out Upper Byte Read Active
L
L
H
L
L Data Out Data Out
Word Read
Active
L
X
L
L
H
Data In High-Z Lower Byte Write Active
L
X
L
H
L
High-Z Data In Upper Byte Write Active
L
X
L
L
L
Data In Data In
Word Write
Active
Note: X means don’t care. (Must be low or high state)
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