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54F191 Datasheet(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. 54F191
Description  Up/Down Binary Counter with Preset and Ripple Clock
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

54F191 Datasheet(HTML) 4 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If MilitaryAerospace specified devices are required
please contact the National Semiconductor Sales
OfficeDistributors for availability and specifications
Storage Temperature
b
65 Cto a150 C
Ambient Temperature under Bias
b
55 Cto a125 C
Junction Temperature under Bias
b
55 Cto a175 C
Plastic
b
55 Cto a150 C
VCC Pin Potential to
Ground Pin
b
05V to a70V
Input Voltage (Note 2)
b
05V to a70V
Input Current (Note 2)
b
30 mA to a50 mA
Voltage Applied to Output
in HIGH State (with VCC e 0V)
Standard Output
b
05V to VCC
TRI-STATE Output
b
05V to a55V
Current Applied to Output
in LOW State (Max)
twice the rated IOL (mA)
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
Note 2
Either voltage limit or current limit is sufficient to protect inputs
Recommended Operating
Conditions
Free Air Ambient Temperature
Military
b
55 Cto a125 C
Commercial
0 Cto a70 C
Supply Voltage
Military
a
45V to a55V
Commercial
a
45V to a55V
DC Electrical Characteristics
Symbol
Parameter
54F74F
Units
VCC
Conditions
Min
Typ
Max
VIH
Input HIGH Voltage
20
V
Recognized as a HIGH Signal
VIL
Input LOW Voltage
08
V
Recognized as a LOW Signal
VCD
Input Clamp Diode Voltage
b
12
V
Min
IIN eb18 mA
VOH
Output HIGH
54F 10% VCC
25
IOH eb1mA
Voltage
74F 10% VCC
25
V
Min
IOH eb1mA
74F 5% VCC
27
IOH eb1mA
VOL
Output LOW
54F 10% VCC
05
V
Min
IOL e 20 mA
Voltage
74F 10% VCC
05
IOL e 20 mA
IIH
Input HIGH
54F
200
m
A
Max
VIN e 27V
Current
74F
50
IBVI
Input HIGH Current
54F
100
m
A
Max
VIN e 70V
Breakdown Test
74F
70
ICEX
Output HIGH
54F
250
m
A
Max
VOUT e VCC
Leakage Current
74F
50
VID
Input Leakage
74F
475
V
00
IID e 19 mA
Test
All Other Pins Grounded
IOD
Output Leakage
74F
375
m
A
00
VIOD e 150 mV
Circuit Current
All Other Pins Grounded
IIL
Input LOW Current
b
06
mA
Max
VIN e 05V (except CE)
b
18
VIN e 05V (CE)
IOS
Output Short-Circuit Current
b
60
b
150
mA
Max
VOUT e 0V
ICC
Power Supply Current
38
55
mA
Max
4


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