8XC51FX
ABSOLUTE MAXIMUM RATINGS*
NOTICE: This data sheet contains preliminary infor-
mation on new products in production. It is valid for
the devices indicated in the revision history. The
specifications are subject to change without notice.
b
a
Ambient Temperature Under Bias À 40 C to 85 C
§
Storage Temperature ÀÀÀÀÀÀÀÀÀÀ 65 C to 150 C
§
b
a
§
§
Voltage on EA/V Pin to V ÀÀÀÀÀÀÀ0V to 13.0V
a
PP
SS
*WARNING: Stressing the device beyond the ‘‘Absolute
Maximum Ratings’’ may cause permanent damage.
These are stress ratings only. Operation beyond the
‘‘Operating Conditions’’ is not recommended and ex-
tended exposure beyond the ‘‘Operating Conditions’’
may affect device reliability.
b a
ÀÀ 0.5V to 6.5V
Voltage on Any Other Pin to V
SS
I
per I/O Pin ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ15 mA
OL
Power DissipationÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ1.5W
(based on PACKAGE heat transfer limitations, not
device power consumption)
OPERATING CONDITIONS
Symbol
Description
Min
Max
Units
T
Ambient Temperature Under Bias
Commercial
A
a
a
0
70
85
C
§
b
Express
40
V
Supply Voltage
8XC51FX-33
All Others
CC
4.5
5.5
V
4.0
6.0
f
Oscillator Frequency
8XC51FX
OSC
3.5
3.5
0.5
3.5
3.5
12
16
12
24
33
8XC51FX-1
MHz
8XC51FX-2
8XC51FX-24
8XC51FX-33
DC CHARACTERISTICS (Over Operating Conditions)
All parameter values apply to all devices unless otherwise indicated.
Typical
Symbol
Parameter
Min
Max
Units
Test Conditions
(Note 4)
b
b
V
V
V
Input Low Voltage
0.5
0.2 V
0.2 V
0.1
0.3
V
V
V
IL
CC
b
Input Low Voltage EA
0
IL1
IH
CC
a
a
0.5
Input High Voltage
0.2 V
0.9
V
CC
CC
(Except XTAL1, RST)
a
V
V
Input High Voltage
(XTAL1, RST)
0.7 V
V
CC
0.5
V
V
IH1
OL
CC
e
e
e
Output Low Voltage (Note 5)
(Ports 1, 2 and 3)
0.3
0.45
1.0
I
I
I
100 mA
OL
OL
OL
1.6 mA (Note 1)
3.5 mA
e
e
e
V
V
V
Output Low Voltage (Note 5)
(Port 0, ALE/PROG, PSEN)
0.3
0.45
1.0
I
I
I
200 mA
OL1
OH
OL
OL
OL
V
3.2 mA (Note 1)
7.0 mA
b
b
b
e b
e b
e b
Output High Voltage
(Ports 1, 2 and 3
V
V
V
0.3
I
I
I
10 mA
CC
CC
CC
OH
OH
OH
0.7
1.5
V
30 mA (Note 2)
60 mA
ALE/PROG and PSEN)
b
b
b
e b
e b
e b
e b
Output High Voltage
V
CC
V
CC
V
CC
0.3
0.7
1.5
I
I
I
I
200 mA
OH1
OH
OH
OH
OH
(Port 0 in External Bus Mode)
V
3.2 mA (Note 2)
7.0 mA
83C51FA/80C51FA (Express)
6.0 mA
b
e
0.45V
I
Logical 0 Input Current
(Ports 1, 2 and 3)
50
mA
V
IL
IN
8