MC74F38 데이터 시트보기 (PDF) - Motorola => Freescale
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MC74F38 Datasheet PDF : 2 Pages
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MC74F38
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min
Typ Max
Unit
Test Conditions
VIH
VIL
VIK
VOL
IIH
IIL
IOH
Input HIGH Voltage
Input LOW Voltage
Input Clamp Diode Voltage
Output LOW Voltage
Input HIGH Current
Input LOW Current
Output HIGH Current
2.0
V
Guaranteed Input HIGH Voltage
0.8
V
Guaranteed Input LOW Voltage
–1.2
V
VCC = MIN, IIN = –18 mA
0.55
V
IOL = 64 mA
VCC = MIN
20
µA
VCC = MAX, VIN = 2.7 V
0.1
mA
VCC = MAX, VIN = 7.0 V
–1.2
mA
VCC = MAX, VIN = 0.5 V
250
µA
VCC = MIN, VIL = MAX
VIH = MIN, VOH = MAX
Power Supply Current
ICC
Total, Output HIGH
7.0
mA
VCC = MAX, VIN = GND
Total, Output LOW
30
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.
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
7.5
12.5
7.5
13
ns
1.0
5.0
1.0
5.5
ns
FUNCTION TABLE
Inputs
A
B
L
L
L
H
H
L
H
H
H = HIGH Voltage Level
L = LOW Voltage Level
X = Don’t Care
Output
Y
H
H
H
L
FAST AND LS TTL DATA
4-26
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