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74HCT299DB,118
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74HCT299DB,118

Product Overview

Category

The 74HCT299DB,118 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for data storage and manipulation.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with various logic families
  • Schmitt-trigger action on all inputs

Package

The 74HCT299DB,118 is available in a standard 20-pin SSOP (Shrink Small Outline Package) package.

Essence

The essence of the 74HCT299DB,118 lies in its ability to efficiently store and process digital data.

Packaging/Quantity

The IC is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Supply Voltage: 2.0V to 6.0V
  • Input Voltage: -0.5V to VCC + 0.5V
  • Output Voltage: -0.5V to VCC + 0.5V
  • Operating Temperature Range: -40°C to +125°C
  • Maximum Clock Frequency: 50MHz

Detailed Pin Configuration

The 74HCT299DB,118 has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

  1. Q0: Output of flip-flop 0
  2. CP: Clock input
  3. D0: Data input for flip-flop 0
  4. D1: Data input for flip-flop 1
  5. D2: Data input for flip-flop 2
  6. D3: Data input for flip-flop 3
  7. GND: Ground
  8. Q3: Output of flip-flop 3
  9. Q2: Output of flip-flop 2
  10. Q1: Output of flip-flop 1
  11. MR: Master reset input
  12. OE: Output enable input
  13. SER: Serial data input
  14. QA: Output A
  15. QB: Output B
  16. QC: Output C
  17. QD: Output D
  18. VCC: Supply voltage
  19. CLK INH: Clock inhibit input
  20. SCLR: Synchronous clear input

Functional Features

The 74HCT299DB,118 offers the following functional features:

  • Parallel-to-serial and serial-to-parallel data conversion
  • Asynchronous master reset
  • Synchronous clear operation
  • Output enable control
  • Schmitt-trigger action on all inputs for improved noise immunity

Advantages and Disadvantages

Advantages

  • High-speed operation allows for efficient data processing
  • Low power consumption makes it suitable for battery-powered devices
  • Wide operating voltage range provides flexibility in various applications
  • Compatibility with different logic families simplifies integration into existing systems
  • Schmitt-trigger action on all inputs enhances noise immunity

Disadvantages

  • Limited number of flip-flops (4) may restrict its use in complex applications requiring more storage capacity
  • Availability in only one package type (SSOP) may limit compatibility with certain designs

Working Principles

The 74HCT299DB,118 operates based on the principles of flip-flops and shift registers. It can store and manipulate digital data by converting between parallel and serial formats. The clock input controls the timing of data transfer, while other control inputs allow for reset, clear, and output enable functions.

Detailed Application Field Plans

The 74HCT299DB,118 finds applications in various fields, including:

  1. Data communication systems
  2. Microcontroller-based systems
  3. Industrial automation
  4. Test and measurement equipment
  5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the 74HCT299DB,118 include:

  1. SN74HC299N by Texas Instruments
  2. CD74HCT299E by Texas Instruments
  3. MC74HCT299AN by ON Semiconductor
  4. 74HCT299D by NXP Semiconductors
  5. DM74HCT299WM by Fairchild Semiconductor

These alternatives offer similar functionality and can be used as replacements based on specific design requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 74HCT299DB,118 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of 74HCT299DB,118 in technical solutions:

  1. Q: What is the function of the 74HCT299DB,118? A: The 74HCT299DB,118 is an 8-bit universal shift register with parallel inputs and outputs.

  2. Q: What is the operating voltage range for the 74HCT299DB,118? A: The operating voltage range for this IC is typically between 4.5V and 5.5V.

  3. Q: Can the 74HCT299DB,118 be used for both serial and parallel data transfer? A: Yes, it can be used for both serial-to-parallel and parallel-to-serial data conversion.

  4. Q: What is the maximum clock frequency supported by the 74HCT299DB,118? A: The maximum clock frequency is typically around 80 MHz.

  5. Q: How many parallel inputs and outputs does the 74HCT299DB,118 have? A: It has 8 parallel inputs (D0-D7) and 8 parallel outputs (Q0-Q7).

  6. Q: Can the 74HCT299DB,118 be cascaded to increase the number of bits? A: Yes, multiple 74HCT299DB,118 ICs can be cascaded to increase the number of bits in the shift register.

  7. Q: What is the power consumption of the 74HCT299DB,118? A: The power consumption is relatively low, typically around 10-20 mW.

  8. Q: Does the 74HCT299DB,118 support tri-state outputs? A: Yes, it has tri-state outputs that can be used for bus-oriented applications.

  9. Q: Can the 74HCT299DB,118 operate in both synchronous and asynchronous modes? A: Yes, it can operate in both synchronous and asynchronous modes depending on the clock input.

  10. Q: What are some typical applications of the 74HCT299DB,118? A: Some common applications include data storage, serial-to-parallel conversion, parallel-to-serial conversion, and shift register implementations.

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