ON Semiconductor
L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
74ACT574MTC
Voir les détails DataSheets

Encyclopedia Entry: 74ACT574MTC

Product Overview

Category

The 74ACT574MTC belongs to the category of integrated circuits (ICs) and specifically falls under the family of flip-flops.

Use

This IC is commonly used in digital electronics for storing and transferring binary data. It is primarily employed in applications that require sequential logic, such as data registers, counters, and shift registers.

Characteristics

  • The 74ACT574MTC 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 excellent noise immunity due to its Schmitt-trigger inputs.
  • It has a high output drive capability, making it suitable for driving various loads.
  • The 74ACT574MTC is designed to be compatible with TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic families.

Package and Quantity

The 74ACT574MTC is available in a small outline surface-mount package known as TSSOP-20. It consists of 20 pins arranged in a dual in-line configuration. The IC is typically sold in reels or tubes containing multiple units.

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V
  • Low-Level Input Voltage: 0.8V
  • High-Level Output Voltage: 2.4V
  • Low-Level Output Voltage: 0.4V
  • Maximum Operating Frequency: 125 MHz
  • Propagation Delay Time: 5 ns
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 74ACT574MTC features 20 pins, each serving a specific function. The pin configuration is as follows:

+----+--+----+ Q0 |1 +--+ 20| VCC Q1 |2 19| D7 Q2 |3 18| D6 Q3 |4 17| D5 Q4 |5 74ACT 16| D4 Q5 |6 574MTC 15| D3 Q6 |7 14| D2 Q7 |8 13| D1 GND |9 12| D0 LE |10 11| OE +------------+

Functional Features

The 74ACT574MTC offers the following functional features:

  • Octal D-type flip-flop with transparent latch functionality.
  • High-speed operation, making it suitable for time-critical applications.
  • Schmitt-trigger inputs provide excellent noise immunity.
  • Output drive capability allows for driving various loads.
  • Compatibility with both TTL and CMOS logic families enables easy integration into existing systems.

Advantages and Disadvantages

Advantages

  • High-speed operation ensures efficient data transfer and processing.
  • Excellent noise immunity due to Schmitt-trigger inputs.
  • Wide voltage range compatibility enhances versatility.
  • Compact TSSOP-20 package saves board space.
  • Compatibility with multiple logic families simplifies system integration.

Disadvantages

  • Limited maximum operating frequency compared to some other flip-flop ICs.
  • Availability in surface-mount package may require additional handling considerations during assembly.

Working Principles

The 74ACT574MTC operates based on the principles of sequential logic. It consists of eight individual D-type flip-flops that can store binary data. The transparent latch feature allows the input data to be transferred to the outputs when the latch enable (LE) input is high. The output enable (OE) input controls the state of the outputs, enabling or disabling their functionality.

Application Field Plans

The 74ACT574MTC finds extensive use in various digital systems and applications, including: - Data registers and counters in microcontrollers and microprocessors. - Serial-to-parallel and parallel-to-serial data conversion circuits. - Shift registers for data storage and manipulation. - Address decoding and control circuitry in memory systems. - State machine implementations for complex logic operations.

Alternative Models

For those seeking alternative options to the 74ACT574MTC, several similar ICs are available in the market. Some notable alternatives include: - SN74LS374: A TTL-compatible octal D-type flip-flop with transparent latch. - CD4013B: A CMOS-based dual D-type flip-flop with set and reset functionality. - MC74HC574A: A high-speed CMOS octal D-type flip-flop with 3-state outputs.

These alternative models offer similar functionalities and can be considered based on specific application requirements.

In conclusion, the 74ACT574

Énumérez 10 questions et réponses courantes liées à l'application de 74ACT574MTC dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of 74ACT574MTC in technical solutions:

  1. Q: What is the 74ACT574MTC? A: The 74ACT574MTC is a type of octal D-type flip-flop integrated circuit (IC) that can store and transfer data in digital systems.

  2. Q: What is the purpose of the 74ACT574MTC? A: The 74ACT574MTC is commonly used for data storage, synchronization, and signal buffering in various digital applications.

  3. Q: How many flip-flops are there in the 74ACT574MTC? A: The 74ACT574MTC consists of eight individual D-type flip-flops, making it an octal flip-flop IC.

  4. Q: What is the maximum operating frequency of the 74ACT574MTC? A: The 74ACT574MTC has a high-speed operation capability and can typically operate at frequencies up to several hundred megahertz (MHz).

  5. Q: What is the voltage supply range for the 74ACT574MTC? A: The 74ACT574MTC typically operates with a voltage supply range of 2.0V to 6.0V, making it compatible with both TTL and CMOS logic levels.

  6. Q: Can the 74ACT574MTC be cascaded or daisy-chained? A: Yes, multiple 74ACT574MTC ICs can be cascaded together to increase the number of available flip-flops for larger data storage requirements.

  7. Q: Does the 74ACT574MTC have any built-in output enable functionality? A: Yes, the 74ACT574MTC features an active-low output enable (OE) pin that can be used to disable or enable the outputs of all flip-flops simultaneously.

  8. Q: What is the typical power consumption of the 74ACT574MTC? A: The power consumption of the 74ACT574MTC depends on various factors, but it is generally low due to its CMOS technology, making it suitable for portable and low-power applications.

  9. Q: Can the 74ACT574MTC handle both asynchronous and synchronous inputs? A: Yes, the 74ACT574MTC supports both asynchronous inputs (D inputs) and synchronous inputs (clock and clear inputs), allowing for flexible data transfer and control.

  10. Q: What are some common applications of the 74ACT574MTC? A: The 74ACT574MTC is commonly used in microprocessors, memory systems, data communication devices, digital signal processing, and other digital systems where data storage and synchronization are required.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.