ON Semiconductor
Billedet kan være en repræsentation.
Se specifikationer for produktdetaljer.
74ACT520PC
Se detaljer DataSheets

Encyclopedia Entry: 74ACT520PC

Product Overview

Category

The 74ACT520PC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronic systems for various applications, including data processing, signal amplification, and logic operations.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with TTL (Transistor-Transistor Logic) inputs
  • Schmitt trigger inputs for noise immunity

Package

The 74ACT520PC is available in a DIP (Dual In-line Package) format. It consists of a rectangular plastic body with two parallel rows of pins extending from its bottom.

Essence

The essence of the 74ACT520PC lies in its ability to perform complex digital operations efficiently and reliably within electronic systems.

Packaging/Quantity

This IC is typically packaged in tubes or trays, with each tube or tray containing a specific quantity of units. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Output Current: ±24mA
  • Propagation Delay: 5ns (typical)

Detailed Pin Configuration

The 74ACT520PC has a total of 16 pins, numbered as follows:

  1. GND (Ground)
  2. A0 (Input A0)
  3. A1 (Input A1)
  4. A2 (Input A2)
  5. A3 (Input A3)
  6. A4 (Input A4)
  7. A5 (Input A5)
  8. A6 (Input A6)
  9. A7 (Input A7)
  10. OE (Output Enable)
  11. B0 (Input B0)
  12. B1 (Input B1)
  13. B2 (Input B2)
  14. B3 (Input B3)
  15. B4 (Input B4)
  16. VCC (Supply Voltage)

Functional Features

The 74ACT520PC is a 8-bit counter with parallel load capability. It can be used to count and store digital data, as well as perform various arithmetic and logical operations. Key functional features include:

  • Parallel loading of initial values
  • Asynchronous reset capability
  • Output enable control for tri-state outputs
  • High-speed operation for efficient data processing

Advantages and Disadvantages

Advantages

  • High-speed operation allows for quick data processing.
  • Low power consumption helps in reducing energy usage.
  • Wide operating voltage range provides flexibility in different electronic systems.
  • Compatibility with TTL inputs enables easy integration with existing circuits.
  • Schmitt trigger inputs enhance noise immunity, ensuring reliable operation.

Disadvantages

  • Limited output current may restrict certain applications requiring higher current levels.
  • Propagation delay of 5ns may introduce slight timing issues in highly time-critical systems.

Working Principles

The 74ACT520PC operates based on the principles of digital logic. It utilizes internal circuitry to process input signals and generate corresponding output signals. The IC's functionality is achieved through the interaction of various gates, flip-flops, and other components within its architecture.

Detailed Application Field Plans

The 74ACT520PC finds application in a wide range of fields, including: - Digital communication systems - Microprocessor-based systems - Industrial automation - Instrumentation and measurement equipment - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ACT520PC include: - 74HC520 - 74LS520 - CD4059

These alternatives may have slight differences in specifications, pin configuration, or operating characteristics. It is important to consult the respective datasheets for detailed information.

In conclusion, the 74ACT520PC is a versatile integrated circuit that offers high-speed operation, low power consumption, and compatibility with TTL inputs. Its wide range of applications makes it a valuable component in various digital electronic systems.

Word Count: 550

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 74ACT520PC i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of 74ACT520PC in technical solutions:

  1. Q: What is the 74ACT520PC? A: The 74ACT520PC is a dual 8-bit binary counter with a clock enable, designed for use in various digital applications.

  2. Q: What is the maximum clock frequency supported by the 74ACT520PC? A: The 74ACT520PC can operate at a maximum clock frequency of 125 MHz.

  3. Q: Can I cascade multiple 74ACT520PC counters together? A: Yes, you can cascade multiple 74ACT520PC counters to increase the number of bits in the counter.

  4. Q: How many clock cycles does it take for the 74ACT520PC to count from 0 to 255? A: It takes 256 clock cycles for the 74ACT520PC to count from 0 to 255.

  5. Q: Can I use the 74ACT520PC as a frequency divider? A: Yes, the 74ACT520PC can be used as a frequency divider by connecting the output of one counter to the clock input of another.

  6. Q: What is the power supply voltage range for the 74ACT520PC? A: The 74ACT520PC operates with a power supply voltage range of 4.5V to 5.5V.

  7. Q: Does the 74ACT520PC have any built-in error detection or correction features? A: No, the 74ACT520PC does not have any built-in error detection or correction features.

  8. Q: Can I use the 74ACT520PC in both synchronous and asynchronous applications? A: Yes, the 74ACT520PC can be used in both synchronous and asynchronous applications.

  9. Q: What is the typical power consumption of the 74ACT520PC? A: The typical power consumption of the 74ACT520PC is around 20mW.

  10. Q: Are there any specific precautions I need to take while using the 74ACT520PC? A: It is recommended to follow the manufacturer's datasheet for proper handling, voltage levels, and operating conditions to ensure reliable operation of the 74ACT520PC.