ON Semiconductor
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
MM74HC4514MTC
Zobrazit detail DataSheets

MM74HC4514MTC

Product Overview

  • Category: Integrated Circuit
  • Use: Decoding and demultiplexing
  • Characteristics: High-speed operation, low power consumption
  • Package: TSSOP-24
  • Essence: 4-to-16 line decoder/demultiplexer
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 2V to 6V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Propagation Delay Time: 25ns (typical)
  • Maximum Quiescent Current: 8µA

Detailed Pin Configuration

The MM74HC4514MTC has a total of 24 pins. The pin configuration is as follows:

  1. GND
  2. A0
  3. A1
  4. A2
  5. A3
  6. E1
  7. E2
  8. E3
  9. E4
  10. Y0
  11. Y1
  12. Y2
  13. Y3
  14. Y4
  15. Y5
  16. Y6
  17. Y7
  18. Y8
  19. Y9
  20. Y10
  21. Y11
  22. Y12
  23. Y13
  24. VCC

Functional Features

The MM74HC4514MTC is a 4-to-16 line decoder/demultiplexer integrated circuit. It takes a 4-bit binary input and decodes it into one of the sixteen output lines. The active-low enable inputs (E1, E2, E3, E4) control the operation of the decoder. When enabled, the selected output line is activated based on the input code.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient decoding and demultiplexing. - Low power consumption makes it suitable for battery-powered devices. - Compact TSSOP-24 package saves board space.

Disadvantages: - Limited to 4-bit binary inputs, restricting the range of possible codes. - Requires external components for complete functionality.

Working Principles

The MM74HC4514MTC works by using a combination of logic gates to decode the 4-bit binary input into one of the sixteen output lines. The enable inputs control which output line is active based on the input code. When an enable input is low, the corresponding output line is activated.

Detailed Application Field Plans

The MM74HC4514MTC can be used in various applications, including:

  1. Address decoding in microcontrollers and memory systems.
  2. Data demultiplexing in communication systems.
  3. Input decoding in digital circuits.
  4. LED matrix control.
  5. Multiplexed display systems.

Detailed and Complete Alternative Models

  1. CD74HC4514E: Similar 4-to-16 line decoder/demultiplexer with DIP-24 package.
  2. SN74HC4514N: 4-to-16 line decoder/demultiplexer with DIP-24 package and wider temperature range.
  3. MC74HC4514DW: 4-to-16 line decoder/demultiplexer with SOIC-24 package.

These alternative models offer similar functionality to the MM74HC4514MTC but may have different package options or additional features.

Word count: 392 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MM74HC4514MTC v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MM74HC4514MTC in technical solutions:

  1. Question: What is MM74HC4514MTC?
    Answer: MM74HC4514MTC is a 4-to-16 line decoder/demultiplexer integrated circuit (IC) that can be used in various technical applications.

  2. Question: What is the purpose of MM74HC4514MTC?
    Answer: The purpose of MM74HC4514MTC is to decode a 4-bit binary input and activate one of the 16 output lines based on the input value.

  3. Question: How does MM74HC4514MTC work?
    Answer: MM74HC4514MTC works by using its internal logic circuitry to decode the binary input and enable the corresponding output line.

  4. Question: What voltage levels does MM74HC4514MTC support?
    Answer: MM74HC4514MTC supports voltage levels from 2V to 6V, making it compatible with a wide range of digital systems.

  5. Question: Can MM74HC4514MTC be used for multiplexing applications?
    Answer: No, MM74HC4514MTC is specifically designed for decoding and demultiplexing, not for multiplexing.

  6. Question: What is the maximum output current of MM74HC4514MTC?
    Answer: The maximum output current of MM74HC4514MTC is typically around 25mA, which is sufficient for driving most standard logic circuits.

  7. Question: Can MM74HC4514MTC be cascaded to increase the number of output lines?
    Answer: Yes, multiple MM74HC4514MTC ICs can be cascaded together to increase the number of output lines beyond 16.

  8. Question: Is MM74HC4514MTC compatible with both TTL and CMOS logic levels?
    Answer: Yes, MM74HC4514MTC is designed to be compatible with both TTL and CMOS logic levels, making it versatile for various applications.

  9. Question: Can MM74HC4514MTC be used in high-speed applications?
    Answer: Yes, MM74HC4514MTC has a fast propagation delay and can be used in high-speed applications without significant performance degradation.

  10. Question: Are there any specific precautions to consider when using MM74HC4514MTC?
    Answer: It is important to ensure proper power supply decoupling and avoid exceeding the maximum voltage and current ratings specified in the datasheet when using MM74HC4514MTC.

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