Texas Instruments
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CD74HCT374M
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CD74HCT374M

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-Speed, CMOS Logic, Octal D-Type Flip-Flop
  • Package: 20-Pin SOIC (Small Outline Integrated Circuit)
  • Essence: The CD74HCT374M is a high-speed octal D-type flip-flop that operates on CMOS logic. It is designed to store and transfer data in electronic circuits.
  • Packaging/Quantity: The CD74HCT374M is typically sold in reels or tubes containing multiple units.

Specifications

The CD74HCT374M has the following 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: 14ns (typical)
  • Output Current: ±4mA

Detailed Pin Configuration

The CD74HCT374M has a total of 20 pins. The pin configuration is as follows:

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

Functional Features

The CD74HCT374M offers the following functional features:

  • Octal D-Type Flip-Flop with 3-State Outputs
  • High-Speed Operation
  • CMOS Logic Compatibility
  • Buffered Inputs
  • Schmitt-Trigger Clock Inputs
  • Positive-Edge Triggered Flip-Flops
  • Direct Clear and Clock Enable Inputs
  • Output Drive Capability: 10 LSTTL Loads

Advantages and Disadvantages

Advantages of the CD74HCT374M include:

  • High-speed operation allows for efficient data transfer.
  • CMOS logic compatibility ensures compatibility with a wide range of electronic circuits.
  • Buffered inputs provide improved signal integrity.

Disadvantages of the CD74HCT374M include:

  • Limited output drive capability may restrict its use in certain applications.
  • The 3-state outputs may require additional circuitry for proper utilization.

Working Principles

The CD74HCT374M operates based on positive-edge triggering. When a clock pulse is applied to the CP (Clock Input) pin, the data present at the D0-D7 (Data Input) pins is transferred to the corresponding Q0-Q7 (Output) pins. The Master Reset (MR) and Clock Enable (CE) pins allow for additional control over the flip-flop's behavior.

Detailed Application Field Plans

The CD74HCT374M can be used in various applications, including:

  1. Data Storage and Transfer: The flip-flop can be utilized to store and transfer data in microcontrollers, memory systems, and communication devices.
  2. Address Decoding: It can be used for address decoding in memory systems and input/output interfaces.
  3. State Machine Design: The flip-flop is suitable for implementing state machines in digital systems.

Detailed and Complete Alternative Models

Some alternative models to the CD74HCT374M include:

  1. SN74HCT374: Similar octal D-type flip-flop with 3-state outputs, manufactured by Texas Instruments.
  2. MC74HCT374A: Octal D-type flip-flop with 3-state outputs, manufactured by ON Semiconductor.
  3. 74HC374: Octal D-type flip-flop with non-inverting outputs, manufactured by various semiconductor companies.

These alternative models offer similar functionality and can be considered as substitutes for the CD74HCT374M in different applications.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät CD74HCT374M :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of CD74HCT374M in technical solutions:

  1. Q: What is CD74HCT374M? A: CD74HCT374M 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 CD74HCT374M? A: CD74HCT374M features 8 flip-flops with individual data inputs, clock inputs, and 3-state outputs. It operates at high-speed and has low power consumption.

  3. Q: How can CD74HCT374M be used in technical solutions? A: CD74HCT374M 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 CD74HCT374M? A: The maximum operating frequency of CD74HCT374M is typically around 25 MHz.

  5. Q: What is the voltage supply range for CD74HCT374M? A: CD74HCT374M operates within a voltage supply range of 4.5V to 5.5V.

  6. Q: Can CD74HCT374M handle both TTL and CMOS logic levels? A: Yes, CD74HCT374M is compatible with both TTL and CMOS logic levels, making it versatile for different system designs.

  7. Q: Does CD74HCT374M have any built-in protection features? A: Yes, CD74HCT374M has built-in protection against electrostatic discharge (ESD) and latch-up.

  8. Q: What is the output drive capability of CD74HCT374M? A: CD74HCT374M has a high output drive capability, allowing it to drive standard TTL loads.

  9. Q: Can CD74HCT374M be cascaded to increase the number of flip-flops? A: Yes, multiple CD74HCT374M ICs can be cascaded together to increase the number of flip-flops in a system.

  10. Q: Are there any specific layout considerations for using CD74HCT374M? A: It is recommended to follow proper PCB layout guidelines, such as minimizing trace lengths and providing decoupling capacitors, to ensure optimal performance of CD74HCT374M.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of CD74HCT374M.