Motorola MC74F38N, MC74F38D, MC74F38J Datasheet
MC74FXXJ Ceramic
MC74FXXN Plastic
MC74FXXD SOIC
D SUFFIX
SOIC
CASE 751A-02
N SUFFIX
PLASTIC
CASE 646-06
J SUFFIX
CERAMIC
CASE 632-08
MC74F38
QUAD 2-INPUT NAND BUFFER,
OPEN COLLECTOR
FAST SCHOTTKY TTL
14
1
14
1
ORDERING INFORMATION
14
1
4-25
FAST AND LS TTL DATA
QUAD 2-INPUT NAND BUFFER,
OPEN COLLECTOR
1314 12 11 10 9 8
21 3 4 5 6 7
GND
V
CC
A B Y A B Y
A B Y A B Y
GUARANTEED OPERATING RANGES
Symbol Parameter Min Typ Max Unit
V
CC
Supply Voltage 74 4.5 5.0 5.5 V
T
A
Operating Ambient Temperature Range 74 0 25 70 °C
I
OL
Output Current — Low 74 64 mA
4-26
FAST AND LS TTL DATA
MC74F38
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol Parameter Min Typ Max Unit Test Conditions
V
IH
Input HIGH Voltage 2.0 V Guaranteed Input HIGH Voltage
V
IL
Input LOW Voltage 0.8 V Guaranteed Input LOW Voltage
V
IK
Input Clamp Diode Voltage –1.2 V VCC = MIN, IIN = –18 mA
V
OL
Output LOW Voltage 0.55 V IOL = 64 mA VCC = MIN
20 µA VCC = MAX, VIN = 2.7 V
IIHInput HIGH Current
0.1 mA VCC = MAX, VIN = 7.0 V
I
IL
Input LOW Current –1.2 mA VCC = MAX, VIN = 0.5 V
I
OH
Output HIGH Current 250 µA
VCC = MIN, VIL = MAX
VIH = MIN, VOH = MAX
I
CC
Power Supply Current
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
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
Symbol Parameter Min Max Min Max Unit
t
PLH
Propagation Delay 7.5 12.5 7.5 13 ns
t
PHL
Propagation Delay 1.0 5.0 1.0 5.5 ns
FUNCTION TABLE
Inputs Output
A B Y
L
L
H
H
L
H
L
H
H
H
H
L
H = HIGH Voltage Level
L = LOW Voltage Level
X = Don’t Care
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