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DM74AS21N Folha de dados(PDF) 2 Page - Fairchild Semiconductor

Nome de Peças DM74AS21N
Descrição Electrónicos  Dual 4-Input AND Gate
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Fabricante Electrônico  FAIRCHILD [Fairchild Semiconductor]
Página de início  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

DM74AS21N Folha de dados(HTML) 2 Page - Fairchild Semiconductor

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Absolute Maximum Ratings(Note 1)
Note 1: The “Absolute Maximum Ratings” are those values beyond which
the safety of the device cannot be guaranteed. The device should not be
operated at these limits. The parametric values defined in the Electrical
Characteristics tables are not guaranteed at the absolute maximum ratings.
The “Recommended Operating Conditions” table will define the conditions
for actual device operation.
Recommended Operating Conditions
Electrical Characteristics
over recommended operating free air temperature range. All typical values are measured at VCC = 5V, TA = 25°C.
Switching Characteristics
over recommended operating free air temperature range
Supply Voltage
7V
Input Voltage
7V
Operating Free Air Temperature Range
0
°C to +70°C
Storage Temperature Range
−65°C to +150°C
Typical
θ
JA
N Package
84.0
°C/W
M Package
114.0
°C/W
Symbol
Parameter
Min
Nom
Max
Units
VCC
Supply Voltage
4.5
5
5.5
V
VIH
HIGH Level Input Voltage
2
V
VIL
LOW Level Input Voltage
0.8
V
IOH
HIGH Level Output Current
−2mA
IOL
LOW Level Output Current
20
mA
TA
Free Air Operating Temperature
0
70
°C
Symbol
Parameter
Conditions
Min
Typ
Max
Units
VIK
Input Clamp Voltage
VCC = 4.5V, II = −18 mA
−1.2
V
VOH
HIGH Level
IOH = −2 mA,
VCC − 2V
Output Voltage
VCC = 4.5V to 5.5V
VOL
LOW Level
VCC = 4.5V
0.35
0.5
V
Output Voltage
IOL = 20 mA
II
Input Current @ Max Input Voltage VCC = 5.5V, VIH = 7V
0.1
mA
IIH
HIGH Level Input Current
VCC = 5.5V, VIH = 2.7V
20
µA
IIL
LOW Level Input Current
VCC = 5.5V, VIL = 0.4V
−0.5
mA
IO
Output Drive Current
VCC = 5.5V, VO = 2.25V
−30
−112
mA
ICC
Supply Current
VCC = 5.5V
Outputs HIGH
2.9
4.6
mA
Outputs LOW
7.4
12
mA
Symbol
Parameter
Conditions
Min
Max
Units
tPLH
Propagation Delay Time
VCC = 4.5V to 5.5V
16
ns
LOW-to-HIGH Level Output
RL = 500Ω
tPHL
Propagation Delay Time
CL = 50 pF
16
ns
HIGH-to-LOW Level Output


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