Encyclopedia Entry: 74F374SJ

Product Overview

Category

The 74F374SJ belongs to the category of integrated circuits (ICs) and specifically falls under the group of flip-flops.

Use

This product is primarily used in digital electronics for storing and transferring binary data. It serves as a latch or register, allowing for sequential data storage and retrieval.

Characteristics

• The 74F374SJ is a high-speed, octal D-type flip-flop with tri-state outputs.
• It operates on a wide voltage range, typically between 4.5V and 5.5V.
• This IC offers excellent noise immunity and low power consumption.
• It is designed to be compatible with various logic families, making it versatile in different circuit designs.

Package

The 74F374SJ is available in a small outline integrated circuit (SOIC) package. This package type ensures easy installation and compatibility with standard PCB layouts.

Essence

The essence of the 74F374SJ lies in its ability to store and transfer digital information reliably and efficiently. Its compact design and compatibility with different logic families make it a popular choice among electronic designers.

Packaging/Quantity

The 74F374SJ is typically sold in reels containing multiple units. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2.0V (min), 3.85V (max)
• Low-Level Input Voltage: 0.8V (min), 1.65V (max)
• High-Level Output Voltage: 2.7V (min), VCC (max)
• Low-Level Output Voltage: GND (min), 0.55V (max)
• Operating Temperature Range: -40°C to 85°C
• Propagation Delay: 6 ns (typical)

Detailed Pin Configuration

The 74F374SJ has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. D0 - Data Input 0
2. D1 - Data Input 1
3. D2 - Data Input 2
4. D3 - Data Input 3
5. D4 - Data Input 4
6. D5 - Data Input 5
7. D6 - Data Input 6
8. D7 - Data Input 7
9. GND - Ground
10. Q0 - Output 0
11. Q1 - Output 1
12. Q2 - Output 2
13. Q3 - Output 3
14. Q4 - Output 4
15. Q5 - Output 5
16. Q6 - Output 6
17. Q7 - Output 7
18. OE - Output Enable
19. CP - Clock Pulse
20. VCC - Power Supply

Functional Features

The 74F374SJ offers the following functional features:

• Octal D-type flip-flop with tri-state outputs.
• High-speed operation allows for efficient data transfer.
• Tri-state outputs enable bus sharing and reduce contention issues.
• Compatible with various logic families, providing flexibility in circuit design.
• Excellent noise immunity ensures reliable operation in noisy environments.

Advantages and Disadvantages

Advantages

• High-speed operation facilitates fast data transfer.
• Tri-state outputs allow for efficient bus sharing.
• Wide voltage range compatibility enhances versatility.
• Excellent noise immunity ensures reliable performance.

Disadvantages

• Limited number of inputs and outputs restricts scalability.
• Higher power consumption compared to some low-power alternatives.
• Availability may vary depending on the supplier and market demand.

Working Principles

The 74F374SJ operates based on the principles of sequential logic. It utilizes flip-flops to store and transfer binary data. The clock pulse (CP) input triggers the transfer of data from the D inputs to the Q outputs. The output enable (OE) signal controls the tri-state outputs, enabling or disabling their functionality.

Detailed Application Field Plans

The 74F374SJ finds applications in various digital systems, including but not limited to:

1. Microprocessors and microcontrollers
2. Memory units and storage devices
3. Communication systems
4. Data acquisition and control systems
5. Industrial automation and robotics

Its ability to store and transfer data efficiently makes it suitable for any application that requires sequential data processing.

Detailed and Complete Alternative Models

While the 74F374SJ is a reliable choice, there are alternative models available with similar functionalities. Some notable alternatives include:

1. 74HC374: A CMOS-based octal D-type flip-flop with tri-state outputs.
2. SN74LS374: A TTL-based octal D-type flip-flop