MC74F40 Ver la hoja de datos (PDF) - Motorola => Freescale
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MC74F40 Datasheet PDF : 2 Pages
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MC74F40
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
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage
VIK
Input Clamp Diode Voltage
–1.2
V
VCC = MIN, IIN = –18 mA
VOH
Output HIGH Voltage
74 2.0
74 2.4
V
IOH = –15 mA
V
IOH = –1.0 mA
VCC = 4.50 V
74 2.7
V
IOH = –1.0 mA
VCC = 4.75 V
VOL
Output LOW Voltage
0.55
V
IOL = 64 mA
VCC = MIN
IIH
Input HIGH Current
20
µA
VCC = MAX, VIN = 2.7 V
0.1
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
–1.2
mA
VCC = MAX, VIN = 0.5 V
IOS
Output Short Circuit Current (Note 2) –100
–225
mA
VCC = MAX, VOUT = 0 V
Power Supply Current
ICC
Total, Output HIGH
4
mA
VCC = MAX, VIN = GND
Total, Output LOW
17
mA
VCC = MAX, VIN = Open
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.
AC CHARACTERISTICS
Symbol
tPLH
tPHL
Propagation Delay
Propagation Delay
Parameter
74F
74F
TA = +25°C
TA = 0°C to 70°C
VCC = +5.0 V
VCC = 5.0 V ± 10%
CL = 50 pF
CL = 50 pF
Min
Max
Min
Max
Unit
1.5
6.0
1.5
7.0
ns
1.0
5.0
1.0
5.5
ns
FUNCTION TABLE
Inputs
A
B
C
D
L
X
X
X
X
L
X
X
X
X
L
X
X
X
X
L
H
H
H
H
H = HIGH Voltage Level
L = LOW Voltage Level
X = Don’t Care
Output
Y
H
H
H
H
L
FAST AND LS TTL DATA
4-28
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