Encyclopedia Entry: 74AC377SCX

Product Overview

Category

The 74AC377SCX belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• The 74AC377SCX 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 74AC377SCX is available in a small outline package (SO) with 20 pins. It is typically sold in reels or tubes containing multiple units.

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V to VCC
• Low-Level Input Voltage: GND to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 125 MHz

Pin Configuration

The detailed pin configuration of the 74AC377SCX is as follows:

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

Functional Features

• The 74AC377SCX has eight flip-flops that can store data on each clock cycle.
• It features a transparent latch, allowing the input data to be directly transferred to the outputs when the enable (OE) pin is high.
• The IC supports both synchronous and asynchronous clear functions.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing. - Wide voltage range compatibility allows for versatile applications. - Low power consumption contributes to energy efficiency. - Compatibility with TTL and CMOS logic families simplifies system integration.

Disadvantages: - Limited maximum operating frequency compared to some other ICs. - Availability in only one package type may limit certain design options.

Working Principles

The 74AC377SCX operates based on the principles of sequential logic. It uses flip-flops to store and manipulate digital data. The transparent latch feature ensures synchronized data transfer between inputs and outputs. The IC's internal circuitry enables reliable storage and retrieval of information.

Application Field Plans

The 74AC377SCX finds extensive use in various digital systems, including but not limited to: - Microprocessors and microcontrollers - Data storage devices - Communication systems - Industrial automation equipment

Alternative Models

For those seeking alternatives to the 74AC377SCX, the following ICs provide similar functionality: - 74HC377: A compatible IC from the HC family with slightly different characteristics. - 74LS377: A TTL logic equivalent with similar functionality but lower speed. - 74ACT377: An advanced version with improved performance and higher speed.

In conclusion, the 74AC377SCX is a versatile integrated circuit used for data storage and manipulation in digital electronic systems. Its high-speed operation, wide voltage range compatibility, and low power consumption make it a popular choice in various applications.