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MM74HC374N

MM74HC374N

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-Speed, Octal D-Type Flip-Flop with 3-State Outputs
  • Package: DIP (Dual In-Line Package)
  • Essence: The MM74HC374N is a versatile integrated circuit that provides eight D-type flip-flops with 3-state outputs. It is designed for high-speed operation and can be used in various digital applications.
  • Packaging/Quantity: The MM74HC374N is typically sold in packs of 25 or 50 units.

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V
  • Low-Level Input Voltage: 0.8V
  • High-Level Output Voltage: Vcc - 0.1V
  • Low-Level Output Voltage: 0.1V
  • Maximum Clock Frequency: 33MHz
  • Propagation Delay Time: 13ns
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MM74HC374N has a total of 20 pins, which are arranged as follows:

+-----+--+-----+ Q0 --|1 +--+ 20|-- Vcc Q1 --|2 19|-- Q7 Q2 --|3 18|-- GND Q3 --|4 17|-- D7 Q4 --|5 16|-- D6 Q5 --|6 15|-- D5 Q6 --|7 14|-- D4 Q7 --|8 13|-- D3 GND --|9 12|-- D2 CP --|10 11|-- D1 +--------------+

Functional Features

  • High-Speed Operation: The MM74HC374N is designed to operate at high clock frequencies, making it suitable for time-critical applications.
  • 3-State Outputs: Each flip-flop in the MM74HC374N has a 3-state output, allowing multiple devices to share a common bus without interference.
  • Octal Flip-Flops: With eight flip-flops in a single package, the MM74HC374N provides a compact and efficient solution for storing and transferring digital data.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing. - 3-state outputs allow for easy bus sharing. - Compact package saves board space. - Versatile and widely used in various digital applications.

Disadvantages: - Limited voltage range (2V to 6V) may not be suitable for all applications. - Propagation delay time of 13ns may introduce timing issues in certain scenarios.

Working Principles

The MM74HC374N operates based on the principles of D-type flip-flops. It stores and transfers digital data using clock signals. When the clock input (CP) receives a rising edge, the data present at the D-inputs is transferred to the corresponding Q-outputs. The 3-state outputs allow the flip-flops to be disabled, effectively disconnecting them from the bus.

Detailed Application Field Plans

The MM74HC374N can be used in various digital applications, including but not limited to: - Data storage and transfer in microcontrollers and microprocessors. - Address decoding in memory systems. - Bus interfacing in communication protocols. - State machine implementation in digital logic circuits.

Detailed and Complete Alternative Models

  • SN74HC374N: Similar octal D-type flip-flop with 3-state outputs, offered by Texas Instruments.
  • CD74HC374E: Octal D-type flip-flop with 3-state outputs, available from Texas Instruments.
  • 74HCT374: Octal D-type flip-flop with 3-state outputs, offered by various manufacturers.

These alternative models provide similar functionality and can be used as substitutes for the MM74HC374N in different applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av MM74HC374N i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of MM74HC374N in technical solutions:

  1. Q: What is MM74HC374N? A: MM74HC374N is a type of integrated circuit (IC) commonly used as an octal D-type flip-flop with three-state outputs.

  2. Q: What are the main features of MM74HC374N? A: The main features of MM74HC374N include high-speed operation, wide operating voltage range, low power consumption, and compatibility with TTL inputs.

  3. Q: How can MM74HC374N be used in technical solutions? A: MM74HC374N can be used for various applications such as data storage, address decoding, register operations, and bus interfacing.

  4. Q: What is the maximum operating frequency of MM74HC374N? A: The maximum operating frequency of MM74HC374N is typically around 50 MHz.

  5. Q: Can MM74HC374N handle both positive and negative logic signals? A: No, MM74HC374N is designed to work with positive logic signals only.

  6. Q: What is the recommended power supply voltage for MM74HC374N? A: The recommended power supply voltage for MM74HC374N is usually between 2V and 6V.

  7. Q: Does MM74HC374N have built-in protection against electrostatic discharge (ESD)? A: Yes, MM74HC374N typically has built-in ESD protection to prevent damage from static electricity.

  8. Q: Can MM74HC374N drive LEDs directly? A: Yes, MM74HC374N can drive LEDs directly by connecting them to the output pins through current-limiting resistors.

  9. Q: Is MM74HC374N suitable for high-noise environments? A: MM74HC374N is not specifically designed for high-noise environments, but it can tolerate some level of noise depending on the application.

  10. Q: Are there any specific precautions to consider when using MM74HC374N? A: It is important to avoid exceeding the maximum ratings specified in the datasheet, provide proper decoupling capacitors, and follow recommended PCB layout guidelines for optimal performance.

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