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DM74AS74SJX
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DM74AS74SJX

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-speed, dual D-type positive-edge-triggered flip-flop
  • Package: 14-pin small outline integrated circuit (SOIC)
  • Essence: Sequential logic device used for storing and transferring binary data
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage Range: 4.75V to 5.25V
  • High-Level Input Voltage: 2.0V min
  • Low-Level Input Voltage: 0.8V max
  • High-Level Output Voltage: 2.7V min
  • Low-Level Output Voltage: 0.5V max
  • Maximum Operating Frequency: 100MHz

Detailed Pin Configuration

  1. CLR (Clear) - Asynchronous clear input
  2. D (Data) - Data input
  3. CP (Clock Pulse) - Clock input
  4. Q (Output) - Complementary output
  5. Q̅ (Output) - Non-complementary output
  6. GND (Ground) - Ground reference
  7. Q̅ (Output) - Non-complementary output
  8. Q (Output) - Complementary output
  9. VCC (Positive Power Supply) - Positive power supply
  10. D (Data) - Data input
  11. CP (Clock Pulse) - Clock input
  12. CLR (Clear) - Asynchronous clear input
  13. GND (Ground) - Ground reference
  14. VCC (Positive Power Supply) - Positive power supply

Functional Features

  • Dual D-type flip-flop with individual clear inputs
  • Positive-edge-triggered operation
  • Direct overriding clear
  • Buffered outputs
  • Improved noise margin
  • Ideal for high-speed applications

Advantages

  • High-speed operation allows for efficient data transfer
  • Individual clear inputs provide flexibility in controlling the flip-flop state
  • Buffered outputs ensure signal integrity and drive capability
  • Improved noise margin enhances reliability in noisy environments

Disadvantages

  • Limited voltage range (4.75V to 5.25V) may restrict compatibility with certain systems
  • Not suitable for low-power applications due to higher power consumption compared to alternative models

Working Principles

The DM74AS74SJX is a dual D-type positive-edge-triggered flip-flop. It stores and transfers binary data based on the rising edge of the clock pulse input. The flip-flop has individual clear inputs that can asynchronously reset the outputs to a known state. Buffered outputs ensure signal integrity and drive capability.

Detailed Application Field Plans

The DM74AS74SJX is commonly used in various digital systems, including:

  1. Microprocessors and microcontrollers
  2. Communication systems
  3. Data storage devices
  4. Industrial automation
  5. Test and measurement equipment

Detailed and Complete Alternative Models

  1. SN74LS74AN: Low-power Schottky version with similar functionality
  2. MC74HC74A: High-speed CMOS version with complementary outputs
  3. CD4013BE: Dual D-type flip-flop with complementary outputs and wider supply voltage range

These alternative models offer similar functionality to the DM74AS74SJX but may have different characteristics and package options.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق DM74AS74SJX في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of DM74AS74SJX in technical solutions:

  1. Q: What is DM74AS74SJX? A: DM74AS74SJX is a specific model of dual D flip-flop integrated circuit (IC) manufactured by a particular company.

  2. Q: What is the purpose of DM74AS74SJX? A: The purpose of DM74AS74SJX is to store and manipulate digital signals in electronic circuits, specifically using D flip-flops.

  3. Q: What are the key features of DM74AS74SJX? A: Some key features of DM74AS74SJX include dual D flip-flops, asynchronous clear inputs, and compatibility with TTL logic levels.

  4. Q: How can DM74AS74SJX be used in technical solutions? A: DM74AS74SJX can be used in various applications such as data storage, frequency division, clock synchronization, and sequential logic circuits.

  5. Q: What is the voltage range supported by DM74AS74SJX? A: DM74AS74SJX supports a voltage range of typically 4.75V to 5.25V, making it compatible with standard TTL logic levels.

  6. Q: Can DM74AS74SJX operate at high frequencies? A: Yes, DM74AS74SJX is designed to operate at relatively high frequencies, typically up to several megahertz.

  7. Q: Are there any special considerations for connecting DM74AS74SJX in a circuit? A: It is important to ensure proper power supply decoupling and signal integrity when connecting DM74AS74SJX to avoid noise or interference issues.

  8. Q: Can DM74AS74SJX be cascaded to create larger storage capacities? A: Yes, multiple DM74AS74SJX ICs can be cascaded together to increase the storage capacity or implement more complex sequential logic functions.

  9. Q: Is DM74AS74SJX suitable for battery-powered applications? A: DM74AS74SJX is not typically recommended for battery-powered applications due to its relatively higher power consumption compared to low-power alternatives.

  10. Q: Are there any alternative ICs that can be used instead of DM74AS74SJX? A: Yes, there are several alternative ICs available in the market that offer similar functionality, such as 74HC74, CD4013, or SN74LS74.

Please note that the specific details and answers may vary depending on the manufacturer's datasheet and application requirements.