EtronTech
Operating Mode
Mode
CE#
OE#
WE#
LB#
L
Read
L
L
H
H
L
L
Write
L
X
L
H
L
L
Output Deselect
L
H
Standby
X
X
X
X
X
X
X
X
X
H
X
H
X
High-Z
High-Z
H
H
X
UB#
L
L
H
L
L
H
X
High-Z
High-Z
DQ0~DQ7
DOUT
High-Z
DOUT
DIN
High-Z
DIN
DQ8~DQ15
DOUT
DOUT
High-Z
DIN
DIN
High-Z
EM564166
Note: X = don't care. H=logic high. L=logic low.
Absolute Maximum Ratings
Supply voltage, VDD
Input voltages, VIN
Input and output voltages, VI/O
Operating temperature, TOPR
Storage temperature, TSTRG
Soldering Temperature (10s), TSOLDER
Power dissipation, PD
-0.3 to +4.6V
-0.3 to +4.6V
-0.5 to VDD
+0.5V
-40 to +85°C
-55 to +150°C
240°C
0.6 W
DC Recommended Operating Conditions (Ta=-40°C to 85°C)
Symbol
VDD
VIH
VIL
Parameter
Power Supply Voltage
Input High Voltage
Input Low Voltage
Min
2.3
2.2
-0.3
(2)
Typ
−
−
−
−
Max
3.6
VDD + 0.3
0.6
3.6
(1)
Unit
V
V
V
V
VDR
Data Retention Supply Voltage
Note:
(1) Overshoot : VDD +2.0V in case of pulse width
≤
20ns
(2) Undershoot : -2.0V in case of pulse width
≤
20ns
1.0
Preliminary
3
Rev 1.0
May 2001
ETRON [ ETRON TECHNOLOGY, INC. ]
