MC74F280J View Datasheet(PDF) - Motorola => Freescale
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Description
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MC74F280J Datasheet PDF : 3 Pages
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MC54/74F280
FUNCTION TABLE
Number of HIGH Inputs
0, 2, 4, 6, 8
I0-I8
1, 3, 5, 7, 9
H = HIGH Voltage Level; L = LOW Voltage Level
Outputs
∑ Even
H
L
∑ Odd
L
H
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA
Operating Ambient Temperature Range
IOH
Output Current — High
IOL
Output Current — Low
Min
Typ
Max
Unit
54, 74
4.5
5.0
5.5
V
54
-55
25
125
°C
74
0
25
70
54, 74
–1.0
mA
54, 74
20
mA
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for All Inputs
VIK
Input Clamp Diode Voltage
–1.2
V
VCC = MIN, IIN = –18 MA
VOH
Output HIGH Voltage
54, 74 2.5
3.4
V
IOH = –1.0 mA
VCC = 4.5 V
74
2.7
3.4
V
IOH = 1.0 mA
VCC = 4.75 V
VOL
Output Low Voltage
0.35 0.5
V
IOL = 20 mA
VCC = MIN
IIH
Input HIGH Current
20
µA VCC = MAX, VIN = 2.7 V
100
µA VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
–0.6 mA VCC = MAX, VIN = 0.5 V
IOS
Short Circuit Current (Note 2)
–60
–150 mA VCC = MAX, VOUT = 0 V
ICC
Power Supply Current
25
38
mA VCC = MAX
NOTES:
1. For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions for the applicable device type.
2. Not more than one output should be shorted at a time, nor for more than 1 second.
FAST AND LS TTL DATA
4-144
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