ON Semiconductor
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DM74ALS374SJ
צפה בפרטים DataSheets

DM74ALS374SJ

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-speed, TTL Logic
  • Package: 20-pin Plastic Dual In-Line Package (PDIP)
  • Essence: Sequential Logic Device
  • Packaging/Quantity: Tube/25 pieces

Specifications

  • Supply Voltage: 4.75V to 5.25V
  • Input Voltage: 0V to VCC
  • Output Voltage: 0V to VCC
  • Operating Temperature: -40°C to +85°C
  • Propagation Delay Time: 10ns (typical)
  • Output Current: ±24mA

Detailed Pin Configuration

  1. D0 (Data Input 0)
  2. D1 (Data Input 1)
  3. D2 (Data Input 2)
  4. D3 (Data Input 3)
  5. D4 (Data Input 4)
  6. D5 (Data Input 5)
  7. D6 (Data Input 6)
  8. D7 (Data Input 7)
  9. GND (Ground)
  10. Q0 (Output 0)
  11. Q1 (Output 1)
  12. Q2 (Output 2)
  13. Q3 (Output 3)
  14. Q4 (Output 4)
  15. Q5 (Output 5)
  16. Q6 (Output 6)
  17. Q7 (Output 7)
  18. CLK (Clock Input)
  19. OE (Output Enable)
  20. VCC (Supply Voltage)

Functional Features

  • The DM74ALS374SJ is an octal D-type flip-flop with a clock enable and output enable control.
  • It operates on TTL logic levels, making it compatible with other TTL devices.
  • The device has a high-speed operation with a typical propagation delay time of 10ns.
  • It can be used in various applications requiring sequential logic.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing. - Compatibility with other TTL devices simplifies integration into existing systems. - Octal configuration provides flexibility in handling multiple inputs and outputs.

Disadvantages: - Limited voltage range may restrict usage in certain applications. - The package type may not be suitable for all circuit board designs.

Working Principles

The DM74ALS374SJ is a positive-edge-triggered flip-flop. When the clock input (CLK) transitions from low to high, the data on the D0-D7 inputs is latched and transferred to the corresponding Q0-Q7 outputs. The output enable (OE) pin controls the state of the outputs, allowing them to be enabled or disabled as needed.

Detailed Application Field Plans

The DM74ALS374SJ can be used in various applications, including: 1. Data storage and transfer in microprocessors and microcontrollers. 2. Address decoding in memory systems. 3. Register and counter circuits in digital systems. 4. State machine implementations. 5. Control and timing circuits in communication systems.

Detailed and Complete Alternative Models

  1. SN74ALS374N: Similar octal D-type flip-flop with slightly different specifications.
  2. CD74ACT374E: Octal D-type flip-flop with enhanced performance and wider voltage range.
  3. MC74HC374AN: Octal D-type flip-flop with CMOS technology and lower power consumption.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של DM74ALS374SJ בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of DM74ALS374SJ in technical solutions:

  1. Q: What is DM74ALS374SJ? A: DM74ALS374SJ is a type of integrated circuit (IC) commonly used as an octal D-type flip-flop with tri-state outputs.

  2. Q: What are the main features of DM74ALS374SJ? A: The main features of DM74ALS374SJ include eight flip-flops with tri-state outputs, high-speed operation, and compatibility with TTL logic levels.

  3. Q: How can DM74ALS374SJ be used in technical solutions? A: DM74ALS374SJ can be used for various applications such as data storage, data transfer, bus interfacing, and synchronization in digital systems.

  4. Q: What is the operating voltage range for DM74ALS374SJ? A: The operating voltage range for DM74ALS374SJ is typically between 4.5V and 5.5V.

  5. Q: What is the maximum clock frequency supported by DM74ALS374SJ? A: DM74ALS374SJ can typically support clock frequencies up to 100 MHz.

  6. Q: Can DM74ALS374SJ handle both asynchronous and synchronous inputs? A: Yes, DM74ALS374SJ supports both asynchronous (SET and RESET) and synchronous (CLK) inputs.

  7. Q: What is the output drive capability of DM74ALS374SJ? A: DM74ALS374SJ has a strong output drive capability, allowing it to drive relatively heavy loads.

  8. Q: Is DM74ALS374SJ compatible with other logic families? A: Yes, DM74ALS374SJ is compatible with TTL logic levels, making it suitable for interfacing with other TTL-compatible devices.

  9. Q: Can DM74ALS374SJ be cascaded to increase the number of flip-flops? A: Yes, multiple DM74ALS374SJ ICs can be cascaded together to increase the number of flip-flops in a system.

  10. Q: Are there any specific precautions to consider when using DM74ALS374SJ? A: It is important to ensure proper power supply decoupling and avoid exceeding the maximum ratings specified in the datasheet to prevent damage to the IC.

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