Semiconductor Components Industries, LLC, 1999
December, 1999 – Rev. 6
1 Publication Order Number:
SN74LS38/D
SN74LS38
Quad 2-Input NAND Buffer
14 13 12 11 10 9
123456
V
CC
8
7
GND
**
**
*OPEN COLLECT OR OUTPUTS
GUARANTEED OPERATING RANGES
Symbol Parameter Min Typ Max Unit
V
CC
Supply Voltage 4.75 5.0 5.25 V
T
A
Operating Ambient
T emperature Range
0 25 70 °C
V
OH
Output Voltage – High 5.5 V
I
OL
Output Current – Low 24 mA
LOW
POWER
SCHOTTKY
SOIC
D SUFFIX
CASE 751A
http://onsemi.com
PLASTIC
N SUFFIX
CASE 646
14
1
14
1
Device Package Shipping
ORDERING INFORMATION
SN74LS38N 14 Pin DIP 2000 Units/Box
SN74LS38D 14 Pin
2500/Tape & Reel
SN74LS38
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2
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 for
All Inputs
V
IL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
V
IK
Input Clamp Diode Voltage –0.65 –1.5 V VCC = MIN, IIN = –18 mA
I
OH
Output HIGH Current 250 µA VCC = MIN, VOH = MAX
p
0.25 0.4 V IOL = 12 mA
VCC = VCC MIN,
VOLOutput LOW Voltage
0.35 0.5 V IOL = 24 mA
V
IN
=
V
IL
or
V
IH
per Truth Table
p
20 µA VCC = MAX, VIN = 2.4 V
IIHInput HIGH Current
0.1 mA VCC = MAX, VIN = 7.0 V
I
IL
Input LOW Current –0.4 mA VCC = MAX, VIN = 0.4 V
I
CC
Power Supply Current
Total, Output HIGH
2.0
mA VCC = MAX
CC
Total, Output LOW 12
CC
AC CHARACTERISTICS (T
A
= 25°C)
Limits
Symbol Parameter
Min Typ Max
Unit Test Conditions
t
PLH
Turn-Off Delay, Input to Output 20 32 ns
VCC = 5.0 V, RL = 667 Ω
t
PHL
Turn-On Delay, Input to Output 18 28 ns
CC L
CL = 45 pF
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