EM640FP8 Series
merging Memory & Logic Solutions Inc.
Low Power, 512Kx8 SRAM
ABSOLUTE MAXIMUM RATINGS *
Parameter
Symbol
VIN, VOUT
VCC
Ratings
Unit
Voltage on Any Pin Relative to Vss
Voltage on Vcc supply relative to Vss
Power Dissipation
-0.5V to VCC+0.3V (Max.2.5V)
V
-0.3V to 2.5V
1.0
V
PD
W
oC
TA
Operating Temperature
-40 to 85
* Stresses greater than those listed under “ Absolute Maximum Ratings” may cause permanent damage to the device. Functional
operation should be restricted to recommended operating condition. Exposure to absolute maximum rating conditions for extended
periods may affect reliability.
FUNCTIONAL DESCRIPTION
CS1
CS2
OE
X
WE
X
I/O
Mode
Deselected
Deselected
Output Disabled
Read
Power
Stand by
Stand by
Active
H
X
L
L
L
X
L
High-Z
High-Z
High-Z
Data Out
Data In
X
X
H
H
H
H
L
H
H
Active
X
L
Write
Active
Note: X means don’ t care. (Must be low or high state)
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