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SN74HC374NSR
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SN74HC374NSR

Product Overview

  • Category: Integrated Circuit
  • Use: Flip-Flop
  • Characteristics: High-Speed, Octal D-Type Transparent Latch with 3-State Outputs
  • Package: 20-SOIC (Small Outline Integrated Circuit)
  • Essence: The SN74HC374NSR is a high-speed octal D-type transparent latch with 3-state outputs. It is commonly used in digital systems for storing and transferring data.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V to VCC
  • Low-Level Input Voltage: GND to 0.8V
  • High-Level Output Voltage: VCC - 0.5V
  • Low-Level Output Voltage: 0.5V
  • Maximum Operating Frequency: 80MHz
  • Propagation Delay Time: 10ns
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74HC374NSR has a total of 20 pins. Here is the detailed pin configuration:

  1. Pin 1: Output Enable (OE)
  2. Pin 2: Data Input (D0)
  3. Pin 3: Data Input (D1)
  4. Pin 4: Data Input (D2)
  5. Pin 5: Data Input (D3)
  6. Pin 6: Data Input (D4)
  7. Pin 7: Data Input (D5)
  8. Pin 8: Data Input (D6)
  9. Pin 9: Data Input (D7)
  10. Pin 10: Clock (CLK)
  11. Pin 11: Master Reset (MR)
  12. Pin 12: Q0 Output
  13. Pin 13: Q1 Output
  14. Pin 14: Q2 Output
  15. Pin 15: Q3 Output
  16. Pin 16: Q4 Output
  17. Pin 17: Q5 Output
  18. Pin 18: Q6 Output
  19. Pin 19: Q7 Output
  20. Pin 20: Ground (GND)

Functional Features

  • High-speed operation allows for efficient data transfer.
  • Octal D-type transparent latch design enables easy storage and retrieval of data.
  • 3-state outputs provide flexibility in connecting multiple devices to a common bus.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing. - Octal design provides ample storage capacity. - 3-state outputs offer flexibility in system integration.

Disadvantages: - Limited voltage range may restrict compatibility with certain systems. - Propagation delay time may affect real-time applications.

Working Principles

The SN74HC374NSR operates based on the principles of flip-flops. It stores data when the clock signal is active and transfers it to the output when the latch is enabled. The master reset pin allows for clearing the stored data. The 3-state outputs enable multiple devices to share a common bus without interfering with each other.

Detailed Application Field Plans

The SN74HC374NSR is widely used in various digital systems, including but not limited to: - Microcontrollers - Data storage devices - Communication systems - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Here are some alternative models that can be considered as alternatives to the SN74HC374NSR: - CD74HC374E - MC74HC374AN - 74HCT374N - SN54HC374J

These models offer similar functionality and can be used as replacements depending on specific requirements.

In conclusion, the SN74HC374NSR is a high-speed octal D-type transparent latch with 3-state outputs. It finds applications in various digital systems and offers advantages such as high-speed operation and flexible integration. However, it has limitations in terms of voltage range and propagation delay time. Alternative models are available to suit different needs.

技術ソリューションにおける SN74HC374NSR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of SN74HC374NSR in technical solutions:

  1. Q: What is SN74HC374NSR? A: SN74HC374NSR is a type of integrated circuit (IC) commonly used as an octal D-type flip-flop with 3-state outputs.

  2. Q: What are the key features of SN74HC374NSR? A: Some key features include high-speed operation, wide operating voltage range, 3-state outputs, and compatibility with various logic families.

  3. Q: How can SN74HC374NSR be used in technical solutions? A: It can be used for data storage, signal synchronization, bus driving, and other applications where flip-flops are required.

  4. Q: What is the maximum operating frequency of SN74HC374NSR? A: The maximum operating frequency typically ranges from 25 MHz to 100 MHz, depending on the specific model.

  5. Q: What is the voltage supply range for SN74HC374NSR? A: The voltage supply range is usually between 2V and 6V, making it compatible with both TTL and CMOS logic levels.

  6. Q: Can SN74HC374NSR handle bidirectional data flow? A: No, SN74HC374NSR is unidirectional and can only handle data flow in one direction.

  7. Q: Does SN74HC374NSR have any built-in protection features? A: Yes, it has built-in diode clamps that provide protection against electrostatic discharge (ESD) events.

  8. Q: What is the power consumption of SN74HC374NSR? A: The power consumption is relatively low, typically ranging from a few milliwatts to a few hundred milliwatts.

  9. Q: Can SN74HC374NSR be cascaded to increase the number of flip-flops? A: Yes, multiple SN74HC374NSR ICs can be cascaded together to increase the number of flip-flops in a circuit.

  10. Q: Are there any recommended PCB layout guidelines for using SN74HC374NSR? A: Yes, it is recommended to follow the manufacturer's guidelines for proper decoupling, signal routing, and grounding techniques to ensure optimal performance.

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