Texas Instruments
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CD74AC573MG4
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CD74AC573MG4

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Logic
  • Characteristics: High-speed, Octal Transparent D-Type Latch with 3-State Outputs
  • Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
  • Essence: The CD74AC573MG4 is a latch IC that can store and output digital data. It is commonly used in applications where data needs to be temporarily stored or latched.
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage Range: 2V to 6V
  • High-Speed Operation: 24 MHz (typical)
  • Output Drive Capability: ±24 mA at 5V
  • Operating Temperature Range: -40°C to +85°C
  • Input/Output Compatibility: TTL, CMOS

Detailed Pin Configuration

The CD74AC573MG4 has a total of 20 pins, which are assigned specific functions:

  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: Power Supply

Functional Features

  • Octal Transparent Latch: The CD74AC573MG4 can latch and store data from the input pins when the latch enable (LE) signal is high.
  • 3-State Outputs: The outputs (Q0-Q7) can be put into a high-impedance state by setting the output enable (OE) signal low, allowing multiple devices to share a common bus.
  • High-Speed Operation: With a typical operating frequency of 24 MHz, this IC is suitable for applications requiring fast data transfer.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing. - 3-state outputs enable efficient bus sharing. - Wide supply voltage range provides flexibility in different applications.

Disadvantages: - Limited output drive capability may not be suitable for high-current applications. - The TSSOP package may require careful handling during assembly.

Working Principles

The CD74AC573MG4 operates based on the principles of digital logic. When the latch enable (LE) signal is high, the data inputs (D0-D7) are latched and stored internally. The stored data can then be accessed through the corresponding output pins (Q0-Q7). The output enable (OE) signal controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The CD74AC573MG4 is commonly used in various digital systems and applications, including:

  1. Microcontrollers: Used to interface with external devices and peripherals.
  2. Data Storage Systems: Used for temporary data storage and retrieval.
  3. Communication Systems: Used for buffering and data synchronization.
  4. Industrial Automation: Used for controlling and monitoring digital signals.

Detailed and Complete Alternative Models

  1. SN74AC573: Similar octal transparent latch IC from Texas Instruments.
  2. MC74AC573: Octal latch IC from ON Semiconductor.
  3. 74HC573: Octal D-type latch IC from NXP Semiconductors.

These alternative models offer similar functionality and can be used as replacements for the CD74AC573MG4 in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací CD74AC573MG4 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of CD74AC573MG4 in technical solutions:

  1. Q: What is CD74AC573MG4? A: CD74AC573MG4 is a type of octal transparent D-type latch with 3-state outputs, commonly used in digital circuits.

  2. Q: What is the operating voltage range for CD74AC573MG4? A: The operating voltage range for CD74AC573MG4 is typically between 2V and 6V.

  3. Q: How many data inputs does CD74AC573MG4 have? A: CD74AC573MG4 has 8 data inputs (D0-D7) which can be latched or transparently passed through to the outputs.

  4. Q: Can CD74AC573MG4 be used for bidirectional data transfer? A: No, CD74AC573MG4 is unidirectional and can only transfer data from its inputs to its outputs.

  5. Q: What is the maximum output current that CD74AC573MG4 can drive? A: CD74AC573MG4 can typically drive up to 24mA of output current.

  6. Q: Does CD74AC573MG4 have any built-in protection features? A: Yes, CD74AC573MG4 has built-in ESD (Electrostatic Discharge) protection on its inputs and outputs.

  7. Q: Can CD74AC573MG4 operate at high speeds? A: Yes, CD74AC573MG4 is designed for high-speed operation and can typically handle frequencies up to several hundred megahertz.

  8. Q: Is CD74AC573MG4 compatible with TTL logic levels? A: Yes, CD74AC573MG4 is compatible with both TTL and CMOS logic levels.

  9. Q: Can CD74AC573MG4 be cascaded to increase the number of outputs? A: Yes, multiple CD74AC573MG4 chips can be cascaded together to increase the number of outputs in a digital circuit.

  10. Q: What are some common applications for CD74AC573MG4? A: CD74AC573MG4 is commonly used in applications such as data storage, address decoding, bus interfacing, and general-purpose digital logic circuits.

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