7412 IC Triple 3-Input NAND Gate

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?

ANAND gateis alogic gatethat works like anAND gatewith aNOT gateon 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