SN74LS12 GATES Datasheet

SN74LS12 Datasheet, PDF, Equivalent


Part Number

SN74LS12

Description

TRIPLE 3-INPUT POSITIVE-NAND GATES

Manufacture

Motorola

Total Page 4 Pages
Datasheet
Download SN74LS12 Datasheet


SN74LS12
TRIPLE 3-INPUT NAND GATE
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SN54/74LS12
V CC
14 13 12 11 10
9
*
8
*
*
123456
7
* OPEN COLLECTOR OUTPUTS
GND
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA Operating Ambient Temperature Range
VOH
IOL
Output Voltage — High
Output Current — Low
TRIPLE 3-INPUT NAND GATE
LOW POWER SCHOTTKY
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
5.5 V
54 4.0 mA
74 8.0
FAST AND LS TTL DATA
5-42

SN74LS12
SN54 / 74LS12
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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
IOH
VOL
Input Clamp Diode Voltage
Output HIGH Current
Output LOW Voltage
54, 74
54, 74
74
– 0.65 – 1.5 V VCC = MIN, IIN = – 18 mA
100 µA VCC = MIN, VOH = MAX
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
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
Power Supply Current
ICC Total, Output HIGH
Total, Output LOW
1.4 mA VCC = MAX
3.3
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
17 32
15 28
Unit
ns
ns
Test Conditions
VCC = 5.0 V
CL = 15 pF, RL = 2.0 k
FAST AND LS TTL DATA
5-43


Features www.DataSheet4U.com SN54/74LS12 TRIPLE 3-INPUT NAND GATE TRIPLE 3-INPUT NAND GATE V CC 14 13 12 11 10 9 8 LOW POWER SCHOTTKY * * * 1 2 3 4 5 6 7 GND J SUFFIX CERAMIC CASE 632-08 14 1 * OPEN COLLECTOR OUTPUTS 14 1 N SU FFIX PLASTIC CASE 646-06 14 1 D SUFFI X SOIC CASE 751A-02 ORDERING INFORMATI ON SN54LSXXJ SN74LSXXN SN74LSXXD Cerami c Plastic SOIC GUARANTEED OPERATING RA NGES Symbol VCC TA VOH IOL Supply Volta ge Operating Ambient Temperature Range Output Voltage — 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 2 5 25 Max 5.5 5.25 125 70 5.5 4.0 8.0 Un it V °C V mA FAST AND LS TTL DATA 5-4 2 SN54/74LS12 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless oth erwise specified) Limits Symbol VIH VIL VIK IOH VOL Parameter Input HIGH Volta ge 54 Input LOW Voltage 74 Input Clamp Diode Voltage Output HIGH Current Outpu t LOW Voltage 74 Input HIGH Current 0.1 Input LOW Current Power Supply Current Total, Output HIGH Total, Outp.
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