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SN74AC574DW
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SN74AC574DW

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Flip-Flop
  • Characteristics: High-speed, low-power, octal D-type edge-triggered flip-flop
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: The SN74AC574DW is a versatile flip-flop IC that can store and transfer data in digital systems.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Level Input Voltage: 2V to VCC + 0.5V
  • Low-Level Input Voltage: -0.5V to 0.8V
  • High-Level Output Current: -24mA
  • Low-Level Output Current: 24mA
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74AC574DW has a total of 20 pins, which are arranged as follows:

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

Functional Features

  • Edge-triggered flip-flop: The SN74AC574DW captures and stores data on the rising edge of the clock pulse.
  • Octal design: It can handle eight individual bits of data simultaneously.
  • Output Enable (OE) control: Allows for easy expansion and cascading of multiple flip-flops.
  • Master Reset (MR): Resets all flip-flop outputs to a known state when activated.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Versatile and widely used in digital systems - Easy to interface with other ICs

Disadvantages: - Limited number of flip-flops per IC - Requires external clock signal for proper operation

Working Principles

The SN74AC574DW operates based on the principles of sequential logic. When the clock pulse rises, the input data is captured and stored in the flip-flops. The stored data remains unchanged until the next rising edge of the clock pulse. The output enable control allows for enabling or disabling the output of the flip-flops.

Detailed Application Field Plans

The SN74AC574DW is commonly used in various digital systems, including:

  1. Microcontrollers and microprocessors
  2. Communication systems
  3. Data storage devices
  4. Industrial automation
  5. Automotive electronics

Detailed and Complete Alternative Models

  1. SN74HC574DW: Similar octal D-type flip-flop IC with higher voltage tolerance.
  2. SN74LS574DW: Octal D-type flip-flop IC with lower power consumption but slower speed.
  3. CD4013B: Dual D-type flip-flop IC with complementary outputs.

These alternative models offer similar functionality but may have different characteristics and specifications.

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10個與SN74AC574DW在技術方案中應用相關的常見問題與解答

Sure! Here are 10 common questions and answers related to the application of SN74AC574DW:

  1. Q: What is SN74AC574DW? A: SN74AC574DW is a type of octal D-type flip-flop integrated circuit (IC) that can store and transfer data in digital systems.

  2. Q: What is the voltage supply range for SN74AC574DW? A: The voltage supply range for SN74AC574DW is typically between 2V and 6V.

  3. Q: How many flip-flops are there in SN74AC574DW? A: SN74AC574DW consists of 8 individual D-type flip-flops, making it an octal flip-flop IC.

  4. Q: What is the maximum clock frequency supported by SN74AC574DW? A: SN74AC574DW can support clock frequencies up to 100 MHz.

  5. Q: Can SN74AC574DW be used for both synchronous and asynchronous applications? A: Yes, SN74AC574DW can be used for both synchronous and asynchronous applications depending on the configuration and connection.

  6. Q: What is the output drive capability of SN74AC574DW? A: SN74AC574DW has a typical output drive capability of ±24 mA, which allows it to drive standard TTL inputs.

  7. Q: Does SN74AC574DW have any built-in protection features? A: Yes, SN74AC574DW has built-in diode clamps on the inputs to protect against electrostatic discharge (ESD).

  8. Q: Can SN74AC574DW operate in a wide temperature range? A: Yes, SN74AC574DW is designed to operate in a wide temperature range, typically from -40°C to 85°C.

  9. Q: What is the package type for SN74AC574DW? A: SN74AC574DW is available in a standard 20-pin SOIC (Small Outline Integrated Circuit) package.

  10. Q: What are some typical applications of SN74AC574DW? A: SN74AC574DW can be used in various applications such as data storage, address decoding, register transfer, and general-purpose digital logic circuits.

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