Description
Pin Overview
Pin Name
Pin #
Type
Description
VCC
14
Power
Supply Voltage
GND
7
Power
Ground
A1 to A3
1, 2, 13
Input
Inputs A of the three NAND gates
B1 to B3
3, 4, 5
Input
Inputs B of the three NAND gates
C1 to C3
9, 10, 11
Input
Inputs C of the three NAND gates
Q1 to Q3
12, 6, 8
Output
Outputs from the three NAND gates
What is a 3-input NAND gate?
A NAND gate is a logic gate that works like an AND gate with a NOT gate on the output.
A 3-input AND will only be high when all the inputs are HIGH. This means that
a 3-input NAND will only be LOW when all three inputs are HIGH
.
3-input NAND gate symbol
Input A
Input B
Input C
Output Q
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
0
Truth Table for the 3-input NAND gate
Specifications
Product Attribute
Attribute Value
Product Category:
Logic Gates
Product:
Single-Function Gates
Logic Function:
NAND
Logic Family:
74LS
Number of Gates:
3 Gate
Number of Input Lines:
3 Input
Number of Output Lines:
1 Output
High Level Output Current:
– 100 uA
Low Level Output Current:
8 mA
Propagation Delay Time:
32 ns
Supply Voltage – Max:
5.25 V
Supply Voltage – Min:
4.75 V
Minimum Operating Temperature:
0 C
Maximum Operating Temperature:
+ 70 C
Mounting Style:
Through Hole
Package/Case:
PDIP-14
Function:
Gate
Logic Type:
3-INPUT NAND
Operating Supply Voltage:
5 V
Operating Temperature Range:
0 C to + 70 C
Datasheet
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