DM7402N

Product Overview

Category: Integrated Circuit (IC)

Use: Logic Gates

Characteristics: - Quad 2-input NOR gate - High-speed operation - Wide supply voltage range - Low power consumption

Package: DIP (Dual In-line Package)

Essence: The DM7402N is a logic gate IC that performs the NOR operation on two input signals. It belongs to the 7400 series of integrated circuits, which are widely used in digital electronics.

Packaging/Quantity: The DM7402N is typically sold in packs of 10 or more. Each IC is packaged individually in an anti-static bag.

Specifications

• Supply Voltage Range: 4.75V to 5.25V
• Input Voltage Range: 0V to Vcc
• Output Voltage Range: 0V to Vcc
• Operating Temperature Range: -55°C to +125°C
• Propagation Delay Time: 9ns (max)
• Power Dissipation: 22mW (typical)

Detailed Pin Configuration

The DM7402N has a total of 14 pins, numbered as follows:

1. A1 (Input A1)
2. B1 (Input B1)
3. Y1 (Output Y1)
4. A2 (Input A2)
5. B2 (Input B2)
6. Y2 (Output Y2)
7. GND (Ground)
8. Y3 (Output Y3)
9. B3 (Input B3)
10. A3 (Input A3)
11. Y4 (Output Y4)
12. B4 (Input B4)
13. A4 (Input A4)
14. Vcc (Supply Voltage)

Functional Features

• The DM7402N consists of four independent NOR gates, each with two inputs and one output.
• It operates at high speed, making it suitable for applications that require quick logic operations.
• The wide supply voltage range allows flexibility in various electronic systems.
• With low power consumption, it helps conserve energy in battery-powered devices.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient processing of logic operations. - Wide supply voltage range provides versatility in different applications. - Low power consumption contributes to energy efficiency.

Disadvantages: - Limited number of gates per IC may require multiple ICs for complex circuits. - DIP packaging may not be suitable for space-constrained designs.

Working Principles

The DM7402N performs the NOR operation on the input signals. It follows the truth table for a 2-input NOR gate:

| A | B | Y | |---|---|---| | 0 | 0 | 1 | | 0 | 1 | 0 | | 1 | 0 | 0 | | 1 | 1 | 0 |

The output (Y) is high (1) only when both inputs (A and B) are low (0). Otherwise, the output is low (0).

Detailed Application Field Plans

The DM7402N can be used in various digital logic applications, including but not limited to: - Arithmetic circuits - Data processing systems - Control systems - Memory circuits - Communication systems

Its ability to perform the NOR operation makes it valuable in designing complex logic circuits.

Detailed and Complete Alternative Models

Some alternative models to the DM7402N include: - SN74LS02N - CD4001BE - MC14002BCL

These alternatives offer similar functionality and can be used as replacements for the DM7402N in various applications.

In conclusion, the DM7402N is a quad 2-input NOR gate IC that belongs to the 7400 series. It offers high-speed operation, wide supply voltage range, and low power consumption. With its versatile applications in digital logic circuits, it is a valuable component in many electronic systems.

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