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74ACT299SC
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Encyclopedia Entry: 74ACT299SC

Product Overview

Category

The 74ACT299SC belongs to the category of integrated circuits (ICs) and specifically falls under the family of digital logic devices.

Use

This IC is commonly used in digital systems for data storage and manipulation. It serves as an 8-bit universal shift register with parallel input/output capability.

Characteristics

  • The 74ACT299SC operates on a supply voltage range of 4.5V to 5.5V.
  • It offers high-speed operation, making it suitable for applications requiring quick data transfer.
  • This IC has a wide operating temperature range, typically from -40°C to +85°C, ensuring its usability in various environments.

Package

The 74ACT299SC is available in a standard 20-pin small-outline package (SOIC). This package provides ease of handling and compatibility with common PCB designs.

Essence

The essence of the 74ACT299SC lies in its ability to store and manipulate digital data efficiently. It enables parallel loading of data into its internal registers and allows shifting of data in both left and right directions.

Packaging/Quantity

The 74ACT299SC is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier, but a common packaging option includes 250 units per reel.

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Logic Family: ACT
  • Number of Pins: 20
  • Input/Output Type: Parallel
  • Shift Direction: Bidirectional (left and right)
  • Data Width: 8 bits

Detailed Pin Configuration

  1. SER (Serial Data Input)
  2. CLK (Clock Input)
  3. G (Enable Input)
  4. QA (Parallel Output A)
  5. QB (Parallel Output B)
  6. QC (Parallel Output C)
  7. QD (Parallel Output D)
  8. QE (Parallel Output E)
  9. QF (Parallel Output F)
  10. QG (Parallel Output G)
  11. QH (Parallel Output H)
  12. VCC (Supply Voltage)
  13. QA (Parallel Input A)
  14. QB (Parallel Input B)
  15. QC (Parallel Input C)
  16. QD (Parallel Input D)
  17. QE (Parallel Input E)
  18. QF (Parallel Input F)
  19. QG (Parallel Input G)
  20. QH (Parallel Input H)

Functional Features

  • Parallel loading of data: The 74ACT299SC allows simultaneous input of data into its internal registers, enabling efficient data transfer.
  • Bidirectional shifting: It supports shifting of data in both left and right directions, providing flexibility in data manipulation.
  • Universal shift register: This IC can be used for various applications requiring data storage and manipulation, making it a versatile component in digital systems.

Advantages and Disadvantages

Advantages

  • High-speed operation: The 74ACT299SC offers fast data transfer capabilities, making it suitable for time-critical applications.
  • Wide operating temperature range: Its ability to operate in extreme temperature conditions enhances its usability in diverse environments.
  • Versatility: The universal shift register functionality allows for multiple applications, reducing the need for different components.

Disadvantages

  • Limited data width: The 74ACT299SC has an 8-bit data width, which may not be sufficient for certain applications requiring larger data storage.

Working Principles

The 74ACT299SC operates based on the principles of digital logic circuits. It utilizes clock signals to control the timing of data transfer and shifting operations. The parallel inputs allow for simultaneous loading of data, while the bidirectional shifting capability enables data manipulation in both directions.

Detailed Application Field Plans

The 74ACT299SC finds applications in various digital systems, including but not limited to: - Data communication systems - Microprocessor-based systems - Industrial control systems - Test and measurement equipment - Automotive electronics

Detailed and Complete Alternative Models

  1. 74HC299: This is a similar 8-bit universal shift register IC, operating at a lower voltage range of 2V to 6V.
  2. 74LS299: Another alternative with similar functionality, but operating at a lower speed compared to the 74ACT299SC.
  3. CD4021B: This IC offers an 8-bit parallel-in/serial-out shift register functionality, suitable for applications requiring serial data transfer.

(Note: The above list provides only a few examples of alternative models available in the market. There are several other options with varying specifications and features.)

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 74ACT299SC en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of 74ACT299SC in technical solutions:

  1. Q: What is the 74ACT299SC? A: The 74ACT299SC is a 8-bit universal shift/storage register IC (Integrated Circuit) commonly used in digital electronics.

  2. Q: What are the key features of the 74ACT299SC? A: The key features include parallel and serial data inputs, parallel and serial outputs, synchronous or asynchronous operation, and a wide operating voltage range.

  3. Q: How can I use the 74ACT299SC in my circuit? A: You can use it as a shift register, storage register, or for parallel-to-serial or serial-to-parallel data conversion.

  4. Q: What is the maximum clock frequency supported by the 74ACT299SC? A: The 74ACT299SC can operate at a maximum clock frequency of typically 200 MHz.

  5. Q: Can I cascade multiple 74ACT299SC ICs together? A: Yes, you can cascade multiple 74ACT299SC ICs to increase the number of bits in your shift register.

  6. Q: Does the 74ACT299SC support bidirectional data transfer? A: No, the 74ACT299SC is unidirectional and supports only one-way data transfer.

  7. Q: What is the power supply voltage range for the 74ACT299SC? A: The 74ACT299SC operates with a power supply voltage range of typically 4.5V to 5.5V.

  8. Q: Can I use the 74ACT299SC in both TTL and CMOS logic systems? A: Yes, the 74ACT299SC is compatible with both TTL and CMOS logic systems.

  9. Q: What is the typical power consumption of the 74ACT299SC? A: The typical power consumption of the 74ACT299SC is low, making it suitable for power-sensitive applications.

  10. Q: Are there any specific precautions I need to take while using the 74ACT299SC? A: It is recommended to follow the datasheet guidelines for proper decoupling, signal integrity, and thermal considerations during the design and layout process.

Please note that these answers are general and may vary depending on the specific application and requirements. Always refer to the datasheet and consult with an expert for accurate information.