Intel MCS48 User Manual page 248

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2316E
ABSOLUTE
MAXIMUM
RATINGS*
Ambient
Temperature Under
Bias
-10°C
to
80°C
Storage
Temperature
-65°C
to
+150°C
Voltage
On Any
Pin
With
Respect
to
Ground
-0.5V
to
+7V
Power
Dissipation
1
.0
Watt
'COMMENT:
Stresses
above
those
listed
under "Absolute Maxi-
mum
Ratings"
may
cause
permanent damage
to
the
device.
This
is
a
stress
rating
only and
functional operation of the device
at
these or
at
any
other conditions
above
those indicated
in
the operational
sections of
this
specification
is
not
implied.
Exposure
to
absolute
maximum
rating
conditions
for
extended
periods
may
affect
device
reliability.
D.C.
AND
OPERATING CHARACTERISTICS
T
A
=
0°C
to
+70°C,
V
cc
=
5V
±10%,
unless
otherwise
specified.
SYMBOL
PARAMETER
LIMITS
UNIT
TEST CONDITIONS
MIN.
TYP.<
1
»
MAX.
I
LI
Input
Load
Current
(All
Input
Pins)
10
HA
V|
N
=
to
5.25V
'loh
Output
Leakage Current
10
JiA
Chip
Deselected,
Vout
=
40v
•lol
Output
Leakage Current
-20
MA
Chip
Deselected,
V
ut
=
0.4V
•cc
Power Supply
Current
70
120
mA
All
Inputs
5.25V
Data
Out Open
V|L
Input
"Low"
Voltage
-0.5
0.8
V
V|
H
Input
"High"
Voltage
2.4
V
CC +1.0V
V
Vol
Output
"Low"
Voltage
0.4
V
I
l
=
2.1
mA
V
H
Output "High"
Voltage
2.4
V
Iqh
=-400/iA
NOTE:
1
.
Typical
values for
T
A
=
25°C
and nominal
supply
voltage.
A.C.
CHARACTERISTICS
T
A
=
0°C
to
+70°C,
V
cc
=
+5V
±10%,
unless
otherwise
specified.
SYMBOL
PARAMETER
LIMITS
UNIT
MIN.
MAX.
t
A
Address
to
Output
Delay
Time
450
ns
*CO
Chip
Select to
Output
Enable Delay
Time
120
ns
tDF
Chip
Deselect
to
Output
Data
Float
Delay
Time
10
100
ns
CONDITIONS
OF
TEST
FOR
A.C.
CHARACTERISTICS
Output Load
1
TTL
Gate and
C
L
=
100 pF
Input
Pulse Levels
0.8
to
2.4V
Input
Pulse Rise
and
Fall
Times (10%
to
90%)
20
ns
Timing Measurement
Reference
Level
Input
1V
and 2.2V
Output
0.8V and 2.0V
:(2)
CAPACITANCE*'
T A
=
25°C,
f
=
1
MHz
SYMBOL
TEST
LIMITS
TYP.
MAX.
Cin
All
Pins
Except
Pin
Under
Test Tied to
AC
Ground
5pF
10
pF
Cout
All
Pins
Except
Pin
Under
Test Tied
to
AC
Ground
10
pF
15pF
NOTE:
2.
This
parameter
is
periodically
sampled and
is
not
100%
tested.
7-10

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