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CD74HC299EG4
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CD74HC299EG4

Product Overview

Category

CD74HC299EG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital systems for data storage and transfer applications.

Characteristics

  • High-speed operation
  • Wide operating voltage range
  • Low power consumption
  • Schmitt-trigger inputs for noise immunity
  • 8-bit parallel-in/serial-out shift register with storage capability

Package

CD74HC299EG4 is available in a 20-pin TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of CD74HC299EG4 lies in its ability to efficiently store and transfer data within digital systems.

Packaging/Quantity

This product is typically packaged in reels, with each reel containing a specific quantity of CD74HC299EG4 ICs.

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Output Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Clock Frequency: 25 MHz

Detailed Pin Configuration

  1. SER (Serial Data Input)
  2. RCLK (Register Clock Input)
  3. SRCLK (Shift Register Clock Input)
  4. OE (Output Enable Input)
  5. QH' (Serial Data Output)
  6. QH (Parallel Data Output)
  7. QA-QH (Parallel Data Inputs)
  8. GND (Ground)
  9. VCC (Supply Voltage)

Functional Features

  • Parallel-to-serial data conversion
  • Serial-to-parallel data conversion
  • Storage capability for the parallel input data
  • Output enable control for tri-state outputs
  • Shift register clock and register clock inputs for synchronized data transfer

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data transfer
  • Wide operating voltage range provides flexibility in various digital systems
  • Low power consumption contributes to energy efficiency
  • Schmitt-trigger inputs enhance noise immunity, ensuring reliable data transmission

Disadvantages

  • Limited maximum clock frequency of 25 MHz may not meet the requirements of certain high-speed applications
  • Availability in only a 20-pin TSSOP package may limit compatibility with certain system designs

Working Principles

CD74HC299EG4 operates based on the principles of parallel-to-serial and serial-to-parallel data conversion. It utilizes shift register and storage elements to facilitate the transfer and storage of data within digital systems. The clock inputs control the timing of data transfer, while the output enable input allows for tri-state outputs.

Detailed Application Field Plans

CD74HC299EG4 finds application in various digital systems, including but not limited to: - Data communication systems - Microcontrollers - Industrial automation - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to CD74HC299EG4 are: - SN74HC299N - MC74HC299N - 74HCT299N - CD54HC299F3A

These alternative models can be considered based on specific requirements and availability.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan CD74HC299EG4 dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of CD74HC299EG4 in technical solutions:

  1. Q: What is CD74HC299EG4? A: CD74HC299EG4 is a high-speed CMOS (Complementary Metal-Oxide-Semiconductor) 8-bit universal shift/storage register with 3-state outputs.

  2. Q: What are the key features of CD74HC299EG4? A: The key features include wide operating voltage range, high-speed operation, 3-state outputs, and compatibility with TTL (Transistor-Transistor Logic) inputs.

  3. Q: How can CD74HC299EG4 be used in technical solutions? A: CD74HC299EG4 can be used for various applications such as parallel-to-serial data conversion, serial-to-parallel data conversion, data storage, and shift register operations.

  4. Q: What is the maximum operating frequency of CD74HC299EG4? A: The maximum operating frequency of CD74HC299EG4 is typically around 80 MHz.

  5. Q: Can CD74HC299EG4 handle both synchronous and asynchronous data transfers? A: Yes, CD74HC299EG4 supports both synchronous and asynchronous data transfers, making it versatile for different system requirements.

  6. Q: What is the power supply voltage range for CD74HC299EG4? A: The power supply voltage range for CD74HC299EG4 is typically between 2V and 6V.

  7. Q: Does CD74HC299EG4 have built-in protection features? A: No, CD74HC299EG4 does not have built-in protection features. External measures should be taken to ensure proper ESD (Electrostatic Discharge) protection.

  8. Q: Can CD74HC299EG4 be cascaded to increase the number of bits? A: Yes, CD74HC299EG4 can be cascaded to increase the number of bits by connecting the serial output of one register to the serial input of another.

  9. Q: What is the typical propagation delay of CD74HC299EG4? A: The typical propagation delay of CD74HC299EG4 is around 15 ns.

  10. Q: Are there any specific precautions to consider when using CD74HC299EG4? A: It is important to follow the recommended operating conditions, avoid exceeding the maximum ratings, and provide proper decoupling capacitors for stable operation. Additionally, ESD precautions should be taken during handling and assembly.

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