Encyclopedia Entry: 74F825SC

Product Overview

Category

The 74F825SC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for data transmission and signal processing.

Characteristics

• The 74F825SC is a high-speed, quad 2-input NOR gate.
• It operates on a supply voltage range of 4.5V to 5.5V.
• This IC offers excellent noise immunity and low power consumption.
• It is designed to provide reliable performance in various applications.

Package

The 74F825SC is available in a standard 14-pin dual in-line package (DIP).

Essence

The essence of the 74F825SC lies in its ability to perform logical operations using NOR gates, which are essential building blocks in digital circuit design.

Packaging/Quantity

This IC is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage High: 2.0V (min), 0.8V (max)
• Input Voltage Low: 0.8V (min), -0.4V (max)
• Output Voltage High: 2.7V (min), 3.85V (max)
• Output Voltage Low: 0.35V (min), 0.5V (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74F825SC has a total of 14 pins, each serving a specific function. Here is the detailed pin configuration:

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 74F825SC performs logical NOR operations on its four input pairs.
• It provides four independent NOR gates within a single IC package.
• Each gate has two inputs and one output, allowing for versatile logic design.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data processing.
• Excellent noise immunity ensures reliable signal transmission.
• Low power consumption contributes to energy-efficient designs.
• Compact size and integration of multiple gates save board space.

Disadvantages

• Limited number of gates per IC may require additional components for complex designs.
• Sensitivity to voltage fluctuations may affect performance in unstable power supply conditions.

Working Principles

The 74F825SC operates based on the principles of digital logic. It utilizes NOR gates to perform logical operations on binary inputs. When both inputs of a NOR gate are low (0), the output becomes high (1). In all other cases, the output remains low. By combining multiple NOR gates, complex logical functions can be implemented.

Detailed Application Field Plans

The 74F825SC finds applications in various fields, including: - Digital communication systems - Microprocessor-based systems - Data processing units - Control systems - Industrial automation

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74F825SC include: - 74LS02: Quad 2-input NOR gate - 74HC02: Quad 2-input NOR gate with CMOS technology - 74ACT02: Quad 2-input NOR gate with advanced CMOS technology

These alternative models can be considered based on specific requirements and compatibility with the existing system.

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