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DM74ALS253 датащи(PDF) 3 Page - Fairchild Semiconductor

номер детали DM74ALS253
подробное описание детали  3-STATE Dual 1-of-4 Line Data Selector/Multiplexer
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производитель  FAIRCHILD [Fairchild Semiconductor]
домашняя страница  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

DM74ALS253 датащи(HTML) 3 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. All typical values are measured at VCC = 5V, TA = 25°C.
Supply Voltage, VCC
7V
Input Voltage
7V
Voltage Applied to Disabled Output
5.5V
Operating Free Air Temperature Range
0
°C to +70°C
Storage Temperature Range
−65°C to +150°C
Typical
θ
JA
N Package
78.0
°C/W
M Package
107.0
°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
−2.6
mA
IOL
LOW Level Output Current
24
mA
TA
Free Air Operating Temperature
0
70
°C
Symbol
Parameter
Conditions
Min
Typ
Max
Units
VIK
Input Clamp Voltage
VCC = 4.5V, IIN = −18 mA
−1.5
V
VOH
HIGH Level
VCC = 4.5V, IOH = Max
2.4
3.2
V
Output Voltage
IOH = 400 µA, VCC = 4.5V to 5.5V
VCC − 2
VOL
LOW Level
VCC = 4.5V
IOL = 12 mA
0.25
0.4
V
Output Voltage
IOL = 24 mA
0.35
0.5
II
Input Current at Maximum input Voltage VCC = 5.5V, VIN = 7V
0.1
mA
IIH
HIGH Level Input Current
VCC = 5.5V, VIN = 2.7V
20
µA
IIL
LOW Level Input Current
VCC = 5.5V, VIN = 0.4V
−0.1
mA
IO
Output Drive Current
VCC = 5.5V, VOUT = 2.25V
−30
−112
mA
IOZH
OFF-State Output Current, HIGH Bias
VCC = 5.5V, VOUT = 2.7V
20
µA
IOZL
OFF-State Output Current, LOW Bias
VCC = 5.5V, VOUT = 0.4V
−20
µA
ICC
Supply Current
VCC = 5.5V
Output HIGH
6.5
12
Output LOW
6.5
12
mA
Output Disabled
7.5
14
Symbol
Parameter
Conditions
From (Input)
Min
Max
Units
To (Output)
tPLH
Propagation Delay Time
VCC = 4.5V to 5.5V
Select to Y
5
21
ns
LOW-to-HIGH Level Output
CL = 50 pF
tPHL
Propagation Delay Time
RL = 500Ω
Select to Y
5
21
ns
HIGH-to-LOW Level Output
tPLH
Propagation Delay Time
Data to Y
2
10
ns
LOW-to-HIGH Level Output
tPHL
Propagation Delay Time
Data to Y
3
14
ns
HIGH-to-LOW Level Output
tPZH
Output Enable Time to HIGH Level Output
Output Control to Y
3
14
ns
tPZL
Output Enable Time to LOW Level Output
Output Control to Y
4
16
ns
tPHZ
Output Disable Time from HIGH Level Output
Output Control to Y
2
10
ns
tPLZ
Output Disable Time from LOW Level Output
Output Control to Y
2
14
ns


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