ON Semiconductor
Bild kan vara representation.
Se specifikationer för produktinformation.
74ACT377SCX
Visa detalj Datablad

Encyclopedia Entry: 74ACT377SCX

Product Overview

Category

The 74ACT377SCX 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 74ACT377SCX 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 TTL (Transistor-Transistor Logic) inputs and outputs.

Package and Quantity

The 74ACT377SCX is available in a small outline package (SOIC) with 20 pins. It is usually sold in reels or tubes containing multiple units.

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V to VCC + 0.5V
  • Low-Level Input Voltage: -0.5V to 0.8V
  • High-Level Output Voltage: VCC - 0.5V
  • Low-Level Output Voltage: 0.5V
  • Maximum Operating Frequency: 125 MHz
  • Propagation Delay Time: 4.5 ns

Pin Configuration

The 74ACT377SCX has 20 pins, each serving a specific function. Here is the detailed pin configuration:

  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. CP: Clock pulse input
  11. OE: Output enable
  12. Q0: Flip-flop output 0
  13. Q1: Flip-flop output 1
  14. Q2: Flip-flop output 2
  15. Q3: Flip-flop output 3
  16. Q4: Flip-flop output 4
  17. Q5: Flip-flop output 5
  18. Q6: Flip-flop output 6
  19. Q7: Flip-flop output 7
  20. VCC: Power supply

Functional Features

  • The 74ACT377SCX can store and manipulate data using its eight D-type flip-flops.
  • It has a transparent latch, allowing the inputs to be latched onto the outputs when the clock pulse is high.
  • The output enable (OE) pin controls the output state, enabling or disabling the flip-flop outputs.
  • This IC operates at high speed, making it suitable for applications requiring quick data storage and retrieval.

Advantages and Disadvantages

Advantages: - Wide voltage range allows compatibility with various systems. - Low power consumption helps conserve energy. - High noise immunity ensures reliable operation in noisy environments. - Compatibility with TTL inputs and outputs simplifies integration into existing systems.

Disadvantages: - Limited maximum operating frequency compared to some newer ICs. - Propagation delay time may affect timing-sensitive applications.

Working Principles

The 74ACT377SCX works by storing data in its eight D-type flip-flops. When the clock pulse is high, the inputs are latched onto the outputs. The output enable pin controls whether the flip-flop outputs are enabled or disabled.

Application Field Plans

The 74ACT377SCX finds applications in various digital electronic systems, including: - Microprocessors and microcontrollers - Data storage systems - Communication devices - Industrial control systems

Alternative Models

If the 74ACT377SCX is not available or suitable for a particular application, alternative models with similar functionality include: - 74HC377: High-speed CMOS octal D-type flip-flop - 74LS377: Low-power Schottky TTL octal D-type flip-flop - CD4013: Dual D-type flip-flop with set and reset

In conclusion, the 74ACT377SCX is a versatile integrated circuit used for data storage and manipulation in digital electronic systems. Its high-speed operation, wide voltage range, and compatibility with TTL inputs and outputs make it a popular choice in various applications.

Word Count: 511

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 74ACT377SCX i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of 74ACT377SCX in technical solutions:

  1. Q: What is the 74ACT377SCX? A: The 74ACT377SCX is a flip-flop integrated circuit (IC) that can store and transfer data in digital systems.

  2. Q: What is the purpose of the 74ACT377SCX? A: The 74ACT377SCX is commonly used for data storage, synchronization, and control functions in various electronic applications.

  3. Q: How many flip-flops are there in the 74ACT377SCX? A: The 74ACT377SCX consists of eight D-type flip-flops with a common clock input and an asynchronous clear input.

  4. Q: What is the maximum clock frequency supported by the 74ACT377SCX? A: The 74ACT377SCX can typically operate at clock frequencies up to 100 MHz.

  5. Q: Can the 74ACT377SCX be used for both synchronous and asynchronous operations? A: Yes, the 74ACT377SCX supports both synchronous and asynchronous operation modes depending on the application requirements.

  6. Q: How does the asynchronous clear input work in the 74ACT377SCX? A: When the asynchronous clear input is activated, it resets all the flip-flops to their initial state regardless of the clock input.

  7. Q: What is the power supply voltage range for the 74ACT377SCX? A: The 74ACT377SCX typically operates with a power supply voltage range of 4.5V to 5.5V.

  8. Q: Can the 74ACT377SCX be cascaded to increase the number of flip-flops? A: Yes, multiple 74ACT377SCX ICs can be cascaded together to increase the number of flip-flops in a system.

  9. Q: What are the typical applications of the 74ACT377SCX? A: The 74ACT377SCX is commonly used in data storage, address decoding, counter circuits, and other digital systems requiring sequential logic.

  10. Q: Are there any specific precautions to consider when using the 74ACT377SCX? A: It is important to ensure proper decoupling capacitors are used near the power supply pins, and to follow the recommended operating conditions specified in the datasheet for reliable operation.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.