Encyclopedia Entry: 74AC174SJX

Product Overview

Category

The 74AC174SJX belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for various applications, including data storage and signal processing.

Characteristics

• The 74AC174SJX is a hex D-type flip-flop with clear.
• It operates on a wide voltage range, typically between 2V and 6V.
• This IC has high-speed operation capabilities, making it suitable for time-critical applications.
• It offers low power consumption, making it energy-efficient.
• The 74AC174SJX is designed to be compatible with both TTL and CMOS logic families.

Package and Quantity

The 74AC174SJX is available in a small outline package (SOP) with a specific pin configuration. Each package contains one IC.

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 4.4V
• Low-Level Output Voltage: 0.4V
• Maximum Operating Frequency: 100 MHz
• Propagation Delay Time: 7 ns

Pin Configuration

The 74AC174SJX has a total of 16 pins, each serving a specific function. The detailed pin configuration is as follows:

1. Clear (CLR)
2. Data (D)
3. Clock (CLK)
4. Output Enable (OE)
5. Q0 Output
6. Q1 Output
7. Q2 Output
8. Q3 Output
9. Q4 Output
10. Q5 Output
11. Ground (GND)
12. Q5 Complementary Output
13. Q4 Complementary Output
14. Q3 Complementary Output
15. Q2 Complementary Output
16. Vcc (Supply Voltage)

Functional Features

• The 74AC174SJX offers a clear input that allows the user to reset the flip-flop to a known state.
• It has a clock input that triggers the storage of data at the D input into the flip-flop.
• The output enable input enables or disables the outputs, providing control over the data flow.
• This IC provides six individual flip-flops, each with its own output.

Advantages and Disadvantages

Advantages

• Wide voltage range compatibility makes it versatile for various applications.
• High-speed operation allows for efficient data processing.
• Low power consumption contributes to energy efficiency.
• Compatibility with TTL and CMOS logic families simplifies integration into existing systems.

Disadvantages

• Limited number of flip-flops compared to other ICs in the same category.
• Propagation delay time may affect real-time applications requiring immediate response.

Working Principles

The 74AC174SJX operates based on the principles of sequential logic. It utilizes flip-flops to store and process digital data. The clock input triggers the transfer of data from the D input to the flip-flop, while the clear input resets the flip-flop to a known state. The output enable input controls the flow of data from the flip-flop outputs.

Application Field Plans

The 74AC174SJX finds application in various fields, including: 1. Digital communication systems 2. Microprocessor-based systems 3. Data storage devices 4. Industrial automation 5. Robotics

Alternative Models

Alternative models that provide similar functionality to the 74AC174SJX include: 1. 74HC174: A high-speed CMOS version with comparable characteristics. 2. CD40174: A complementary metal-oxide-semiconductor (CMOS) version with similar pin configuration and features.

In conclusion, the 74AC174SJX is a versatile integrated circuit commonly used in digital electronics for data storage and signal processing applications. Its high-speed operation, low power consumption, and compatibility with different logic families make it a popular choice among designers. However, its limited number of flip-flops and propagation delay time should be considered when selecting this IC for specific applications.