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NAND GATE. 74LS20 Datasheet

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NAND GATE. 74LS20 Datasheet






74LS20 GATE. Datasheet pdf. Equivalent






74LS20 GATE. Datasheet pdf. Equivalent


74LS20

Part

74LS20

Description

DUAL 4-INPUT NAND GATE



Feature


SN54/74LS20 DUAL 4-INPUT NAND GATE DUAL 4-INPUT NAND GATE VCC 14 13 12 11 10 9 8 LOW POWER SCHOTTKY 1 2 3 4 5 6 7 GND 14 1 J SUFFIX CERAMIC CASE 63 2-08 14 1 N SUFFIX PLASTIC CASE 646-0 6 14 1 D SUFFIX SOIC CASE 751A-02 OR DERING INFORMATION SN54LSXXJ SN74LSXXN SN74LSXXD Ceramic Plastic SOIC GUARANT EED OPERATING RANGES Symbol VCC TA IOH IOL Supply Voltage.
Manufacture

Motorola

Datasheet
Download 74LS20 Datasheet


Motorola 74LS20

74LS20; Operating Ambient Temperature Range Out put Current — High Output Current — Low Parameter 54 74 54 74 54, 74 54 74 Min 4.5 4.75 – 55 0 Typ 5.0 5.0 25 2 5 Max 5.5 5.25 125 70 – 0.4 4.0 8.0 U nit V °C mA mA FAST AND LS TTL DATA 5 -29 SN54/74LS20 DC CHARACTERISTICS OVE R OPERATING TEMPERATURE RANGE (unless o therwise specified) Limits Symbol VIH V IL VIK VOH Parameter Input .


Motorola 74LS20

HIGH Voltage 54 Input LOW Voltage 74 Inp ut Clamp Diode Voltage 54 Output HIGH V oltage 74 54, 74 VOL Output LOW Voltage 74 Input HIGH Current 0.1 Input LOW Cu rrent Short Circuit Current (Note 1) Po wer Supply Current Total, Output HIGH T otal, Output LOW – 20 – 0.4 –100 0.8 2.2 0.35 0.5 20 IIH IIL IOS ICC V A mA mA mA 2.7 3.5 0.25 0.4 V V 2.5 0.65 3.5 0.8 – 1.5 V V Mi.

Part

74LS20

Description

DUAL 4-INPUT NAND GATE



Feature


SN54/74LS20 DUAL 4-INPUT NAND GATE DUAL 4-INPUT NAND GATE VCC 14 13 12 11 10 9 8 LOW POWER SCHOTTKY 1 2 3 4 5 6 7 GND 14 1 J SUFFIX CERAMIC CASE 63 2-08 14 1 N SUFFIX PLASTIC CASE 646-0 6 14 1 D SUFFIX SOIC CASE 751A-02 OR DERING INFORMATION SN54LSXXJ SN74LSXXN SN74LSXXD Ceramic Plastic SOIC GUARANT EED OPERATING RANGES Symbol VCC TA IOH IOL Supply Voltage.
Manufacture

Motorola

Datasheet
Download 74LS20 Datasheet




 74LS20
DUAL 4-INPUT NAND GATE
SN54/74LS20
VCC
14 13 12 11 10
9
8
DUAL 4-INPUT NAND GATE
LOW POWER SCHOTTKY
1234567
GND
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA Operating Ambient Temperature Range
IOH Output Current — High
IOL Output Current — Low
14
1
J SUFFIX
CERAMIC
CASE 632-08
14
1
N SUFFIX
PLASTIC
CASE 646-06
14
1
D SUFFIX
SOIC
CASE 751A-02
ORDERING INFORMATION
SN54LSXXJ
SN74LSXXN
SN74LSXXD
Ceramic
Plastic
SOIC
Min Typ Max Unit
54 4.5 5.0 5.5
74 4.75 5.0 5.25
V
54 – 55 25 125 °C
74 0 25 70
54, 74
– 0.4
mA
54 4.0 mA
74 8.0
FAST AND LS TTL DATA
5-29




 74LS20
SN54 / 74LS20
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
54 0.7 Guaranteed Input LOW Voltage for
VIL Input LOW Voltage 74 0.8 V All Inputs
VIK
VOH
Input Clamp Diode Voltage
Output HIGH Voltage
– 0.65 – 1.5 V VCC = MIN, IIN = – 18 mA
54 2.5 3.5
74 2.7 3.5
V VCC = MIN, IOH = MAX, VIN = VIH
V or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
74
0.25 0.4
0.35 0.5
V IOL = 4.0 mA
V IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
IIH Input HIGH Current
IIL Input LOW Current
IOS Short Circuit Current (Note 1)
20 µA VCC = MAX, VIN = 2.7 V
0.1 mA VCC = MAX, VIN = 7.0 V
– 0.4 mA VCC = MAX, VIN = 0.4 V
– 20 –100 mA VCC = MAX
Power Supply Current
ICC Total, Output HIGH
Total, Output LOW
0.8 mA VCC = MAX
2.2
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C)
Symbol
tPLH
tPHL
Parameter
Turn-Off Delay, Input to Output
Turn-On Delay, Input to Output
Limits
Min Typ Max
9.0 15
10 15
Unit
ns
ns
Test Conditions
VCC = 5.0 V
CL = 15 pF
FAST AND LS TTL DATA
5-30



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