Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Voltage Applied to Output
e
in HIGH State (with V
Standard Output
TRI-STATE Output
0V)
CC
b
0.5V to 5.5V
0.5V to V
CC
b
a
b
b
b
b
a
65 C to 150 C
Storage Temperature
§
§
Current Applied to Output
in LOW State (Max)
a
55 C to 125 C
Ambient Temperature under Bias
Junction Temperature under Bias
Plastic
§
§
§
§
§
twice the rated I (mA)
OL
a
55 C to 175 C
ESD Last Passing Voltage (Min)
4000V
a
55 C to 150 C
§
V
Pin Potential to
CC
Ground Pin
Recommended Operating
Conditions
b
a
0.5V to 7.0V
b
a
0.5V to 7.0V
Input Voltage (Note 2)
Input Current (Note 2)
Free Air Ambient Temperature
Military
Commercial
b
a
30 mA to 5.0 mA
b
a
55 C to 125 C
§
0 C to 70 C
§
Note 1: Absolute maximum ratings are values beyond which the device may
be damaged or have its useful life impaired. Functional operation under
these conditions is not implied.
a
§
§
Supply Voltage
Military
Commercial
Note 2: Either voltage limit or current limit is sufficient to protect inputs.
a
a
a
4.5V to 5.5V
a
4.5V to 5.5V
DC Electrical Characteristics
54F/74F
Symbol
Parameter
Units
V
CC
Conditions
Min
Typ
Max
V
Input HIGH Voltage
2.0
V
V
V
Recognized as a HIGH Signal
Recognized as a LOW Signal
IH
V
V
V
Input LOW Voltage
0.8
IL
b
e b
18 mA (Non I/O Pins)
Input Clamp Diode Voltage
1.2
Min
Min
I
IN
CD
OH
e b
e b
Output HIGH
Voltage
54F 10% V
2.0
2.0
I
I
12 mA (A , B )
n n
CC
OH
OH
V
V
74F 10% V
15 mA (A , B )
n n
CC
e
e
V
OL
Output LOW
Voltage
54F 10% V
74F 10% V
0.55
0.55
I
I
48 mA (A , B )
n n
CC
OL
Min
Max
Max
Max
Max
0.0
64 mA (A , B )
n
CC
OL
n
e
(Non I/O Pins)
I
I
I
I
Input HIGH
Current
54F
74F
20.0
5.0
V
IN
2.7V
IH
mA
mA
mA
mA
V
e
Input HIGH Current
Breakdown Test
54F
74F
100
7.0
V
7.0V
BVI
IN
IN
e
Input HIGH Current
Breakdown (I/O)
54F
74F
1.0
0.5
V
5.5V
BVIT
CEX
(A , B )
n n
e
Output HIGH
54F
74F
250
50
V
OUT
V
CC
Leakage Current
e
All Other Pins Grounded
V
Input Leakage
Test
I
ID
1.9 mA
ID
OD
IL
74F
74F
4.75
e
All Other Pins Grounded
I
Output Leakage
Circuit Current
VI
IOD
150 mV
3.75
mA
0.0
b
e
0.5V (Non I/O Pins)
I
I
I
I
I
I
I
I
Input LOW Current
0.6
mA
mA
mA
mA
mA
mA
mA
mA
Max
Max
Max
Max
0.0V
Max
Max
Max
V
V
V
V
V
V
V
V
IN
a
e
2.7V (A , B )
I
Output Leakage Current
Output Leakage Current
Output Short-Circuit Current
Bus Drainage Test
70
IH
IL
OZH
OUT
OUT
OUT
OUT
n
n
a
b
b
e
e
e
I
650
225
0.5V (A , B )
n n
OZL
b
100
0V
OS
500
5.25V
ZZ
e
Power Supply Current
Power Supply Current
Power Supply Current
105
118
115
135
150
150
HIGH
LOW
CCH
CCL
CCZ
O
e
O
e
HIGH Z
O
5