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| HCF4025B Datasheet, PDF (2/7 Pages) STMicroelectronics – TRIPLE 3-INPUT NOR GATE | |||
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HCF4025B
INPUT EQUIVALENT CIRCUIT
LOGIC DIAGRAM
PIN DESCRIPTION
PIN No
SYMBOL NAME AND FUNCTION
1, 2, 3, 4, 5,
8, 11, 12, 13
6, 9, 10
7
14
A, B, D, E, F,
C, I, H, G
K, J, L
VSS
VDD
Data Inputs
Data Outputs
Negative Supply Voltage
Positive Supply Voltage
TRUTH TABLE
A, D, I
L
L
H
H
X = Donât care
INPUTS
B, E, H
L
H
L
H
C, F, G
L
H
L
H
OUTPUTS
K, J, L
H
L
L
L
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
VDD Supply Voltage
-0.5 to +22
V
VI
DC Input Voltage
-0.5 to VDD + 0.5
V
II
DC Input Current
± 10
mA
PD
Power Dissipation per Package
Power Dissipation per Output Transistor
200
mW
100
mW
Top
Operating Temperature
-55 to +125
°C
Tstg Storage Temperature
-65 to +150
°C
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is
not implied.
All voltage values are referred to VSS pin voltage.
RECOMMENDED OPERATING CONDITIONS
Symbol
VDD
VI
Top
Supply Voltage
Input Voltage
Operating Temperature
Parameter
Value
Unit
3 to 20
V
0 to VDD
V
-55 to 125
°C
2/7
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