Encyclopedia Entry: 74AC377SJX

Product Overview

Category

The 74AC377SJX belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for data storage and manipulation.

Characteristics

• The 74AC377SJX is a high-speed octal D-type flip-flop with a transparent latch.
• It operates on a wide voltage range, typically between 2V and 6V.
• This IC offers low power consumption and high noise immunity.
• It is designed to be compatible with both TTL and CMOS logic families.

Package and Quantity

The 74AC377SJX is available in a small outline package (SOP) with 20 pins. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to Vcc
• Output Voltage Range: 0V to Vcc
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 100 MHz
• Maximum Propagation Delay: 10 ns

Pin Configuration

The 74AC377SJX has 20 pins arranged as follows:

+---+--+---+ Q0 |1 20| Vcc Q1 |2 19| Q7 Q2 |3 18| CP Q3 |4 17| CE Q4 |5 16| D7 Q5 |6 15| D6 Q6 |7 14| D5 GND |8 13| D4 D0 |9 12| D3 D1 |10 11| D2 +--------+

Functional Features

• The 74AC377SJX has eight flip-flops that can store data.
• It features a transparent latch, allowing the input to be directly transferred to the output when the clock is enabled.
• The IC supports both synchronous and asynchronous clear functions.

Advantages

• High-speed operation enables efficient data processing.
• Wide voltage range compatibility allows for versatile applications.
• Low power consumption reduces energy requirements.
• Compatibility with multiple logic families enhances flexibility in circuit design.

Disadvantages

• Limited number of flip-flops may restrict complex data storage applications.
• The small outline package (SOP) may require additional precautions during handling and soldering.

Working Principles

The 74AC377SJX operates based on the principles of sequential logic. When the clock signal is active, the input data is latched and stored in the flip-flops. The stored data can then be accessed and manipulated as required.

Application Field Plans

The 74AC377SJX finds extensive use in various digital systems, including: 1. Microprocessors and microcontrollers 2. Data communication equipment 3. Memory modules 4. Industrial control systems 5. Automotive electronics

Alternative Models

Other alternative models that offer similar functionality to the 74AC377SJX include: - 74HC377: A CMOS version with compatible pin configuration and characteristics. - 74LS377: A TTL version with similar functionality but lower speed.

In conclusion, the 74AC377SJX is a versatile integrated circuit used for data storage and manipulation in digital electronics. Its high-speed operation, wide voltage range compatibility, and low power consumption make it suitable for various applications across different industries.

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