ON Semiconductor
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MC74HCT573AFEL
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MC74HCT573AFEL

Product Overview

  • Category: Integrated Circuit
  • Use: Digital Logic
  • Characteristics: High-Speed, CMOS Technology
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: Octal Transparent Latch with 3-State Outputs
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • High-Level Input Voltage: 2V
  • Low-Level Input Voltage: 0.8V
  • High-Level Output Voltage: 4.4V
  • Low-Level Output Voltage: 0.1V
  • Maximum Operating Frequency: 25MHz
  • Propagation Delay Time: 15ns
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74HCT573AFEL has a total of 20 pins. The pin configuration is 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. LE (Latch Enable)
  12. Q0 (Output 0)
  13. Q1 (Output 1)
  14. Q2 (Output 2)
  15. Q3 (Output 3)
  16. Q4 (Output 4)
  17. Q5 (Output 5)
  18. Q6 (Output 6)
  19. Q7 (Output 7)
  20. VCC (Supply Voltage)

Functional Features

The MC74HCT573AFEL is an octal transparent latch with 3-state outputs. It is designed to store and control the flow of digital data. The latch can be enabled or disabled using the latch enable (LE) pin. When the latch is enabled, the data inputs (D0-D7) are transferred to the outputs (Q0-Q7). The output enable (OE) pin allows the outputs to be put into a high-impedance state when disabled.

Advantages and Disadvantages

Advantages: - High-speed operation - CMOS technology for low power consumption - 3-state outputs for flexible data flow control

Disadvantages: - Limited supply voltage range - Propagation delay time may affect timing-sensitive applications

Working Principles

The MC74HCT573AFEL operates based on the principles of digital logic. When the latch enable (LE) pin is active, the data inputs (D0-D7) are latched and stored in the internal memory. The stored data is then transferred to the outputs (Q0-Q7) when the latch is enabled. The output enable (OE) pin controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The MC74HCT573AFEL is commonly used in various digital systems and applications, including:

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

Detailed and Complete Alternative Models

  1. SN74HCT573N by Texas Instruments
  2. CD74HCT573E by Texas Instruments
  3. 74HCT573D by NXP Semiconductors
  4. MM74HCT573WM by Fairchild Semiconductor
  5. MC74HCT573ADW by ON Semiconductor

These alternative models offer similar functionality and can be used as replacements for the MC74HCT573AFEL in various applications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням MC74HCT573AFEL у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of MC74HCT573AFEL in technical solutions:

  1. Q: What is MC74HCT573AFEL? A: MC74HCT573AFEL is a high-speed octal D-type flip-flop with 3-state outputs, commonly used in digital systems.

  2. Q: What is the operating voltage range for MC74HCT573AFEL? A: The operating voltage range for MC74HCT573AFEL is typically between 4.5V and 5.5V.

  3. Q: What is the maximum clock frequency supported by MC74HCT573AFEL? A: MC74HCT573AFEL can support clock frequencies up to 25 MHz.

  4. Q: How many flip-flops are there in MC74HCT573AFEL? A: MC74HCT573AFEL consists of 8 flip-flops, making it an octal flip-flop.

  5. Q: What are the 3-state outputs in MC74HCT573AFEL used for? A: The 3-state outputs allow multiple devices to share a common bus, enabling bidirectional communication.

  6. Q: Can MC74HCT573AFEL be used in both parallel and serial data transfer applications? A: Yes, MC74HCT573AFEL can be used in both parallel and serial data transfer applications, depending on the configuration.

  7. Q: What is the typical propagation delay of MC74HCT573AFEL? A: The typical propagation delay of MC74HCT573AFEL is around 15 ns.

  8. Q: Is MC74HCT573AFEL compatible with TTL logic levels? A: Yes, MC74HCT573AFEL is compatible with TTL logic levels, making it suitable for interfacing with TTL devices.

  9. Q: Can MC74HCT573AFEL be used in high-speed data storage applications? A: Yes, MC74HCT573AFEL can be used in high-speed data storage applications, such as registers and memory units.

  10. Q: What are some common applications of MC74HCT573AFEL? A: Some common applications of MC74HCT573AFEL include data latching, address decoding, bus interfacing, and register storage.

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