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74F525PCX 数据表(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件名 74F525PCX
功能描述  Programmable Counter
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

74F525PCX 数据表(HTML) 6 Page - National Semiconductor (TI)

Back Button 74F525PCX Datasheet HTML 2Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 3Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 4Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 5Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 6Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 7Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 8Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 9Page - National Semiconductor (TI) 74F525PCX Datasheet HTML 10Page - National Semiconductor (TI)  
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Absolute Maximum Ratings (Note 1)
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
Commercial
0 Cto a70 C
Supply Voltage
Commercial
a
45V to a55V
DC Electrical Characteristics
Symbol
Parameter
74F
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
74F 10% VCC
25
V
Min
IOH eb1mA
Voltage
74F 5% VCC
27
IOH eb1mA
VOL
Output LOW
74F 10% VCC
05
V
Min
IOL e 20 mA
Voltage
IIH
Input HIGH
74F
50
m
A
Max
VIN e 27V
Current
IBVI
Input HIGH Current
74F
70
m
A
Max
VIN e 70V
Breakdown Test
ICEX
Output HIGH
74F
50
m
A
Max
VOUT e VCC
Leakage Current
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 (D0–D15)
b
12
VIN e 05V (CP XTR)
IOS
Output Short-Circuit Current
b
60
b
150
mA
Max
VOUT e 0V
ICCH
Power Supply Current
106
160
mA
Max
VO e HIGH
ICCL
Power Supply Current
106
160
mA
Max
VO e LOW
6


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