Texas Instruments
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CD74ACT573E
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CD74ACT573E

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Octal Transparent D-Type Latches with 3-State Outputs
  • Characteristics: High-speed, low-power consumption, and compatibility with TTL inputs
  • Package: 20-pin plastic dual in-line package (DIP)
  • Essence: The CD74ACT573E is a versatile IC that provides eight transparent D-type latches with 3-state outputs. It is commonly used for data storage and transfer in digital systems.
  • Packaging/Quantity: Available in reels of 2500 units or tubes of 25 units.

Specifications

  • Supply Voltage Range: 4.5V to 5.5V
  • 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: 0.4V max
  • Maximum Operating Frequency: 125 MHz
  • Propagation Delay Time: 6 ns typical
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The CD74ACT573E has a total of 20 pins, which are assigned 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

  • Octal transparent D-type latches with 3-state outputs
  • High-speed operation, suitable for time-critical applications
  • Low-power consumption, making it energy-efficient
  • TTL-compatible inputs, allowing easy integration into existing systems
  • 3-state outputs provide flexibility in controlling data flow

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-power consumption reduces energy requirements - Compatibility with TTL inputs simplifies system integration - 3-state outputs offer flexibility in controlling data flow

Disadvantages: - Limited operating frequency compared to some newer ICs - Not suitable for applications requiring very high-speed data processing

Working Principles

The CD74ACT573E operates as an octal transparent latch with 3-state outputs. When the latch enable (LE) input is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) input controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The CD74ACT573E can be used in various digital systems where data storage and transfer are required. Some common application fields include:

  1. Microprocessors and microcontrollers
  2. Data communication systems
  3. Memory modules
  4. Industrial automation
  5. Automotive electronics
  6. Consumer electronics

Detailed and Complete Alternative Models

  1. SN74ACT573: Similar octal transparent latch with 3-state outputs from Texas Instruments.
  2. MC74ACT573: Octal D-type latch with 3-state outputs from ON Semiconductor.
  3. 74ACT573: Octal transparent latch with 3-state outputs from Fairchild Semiconductor.

These alternative models offer similar functionality and can be used as replacements for the CD74ACT573E in various applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van CD74ACT573E in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of CD74ACT573E in technical solutions:

  1. Q: What is CD74ACT573E? A: CD74ACT573E is a octal transparent latch with 3-state outputs, commonly used in digital systems for data storage and transfer.

  2. Q: What is the operating voltage range of CD74ACT573E? A: The operating voltage range of CD74ACT573E is typically between 4.5V and 5.5V.

  3. Q: How many latch outputs does CD74ACT573E have? A: CD74ACT573E has eight latch outputs, making it suitable for applications requiring multiple data storage or transfer.

  4. Q: Can CD74ACT573E be used for bidirectional data transfer? A: No, CD74ACT573E is unidirectional and can only be used for one-way data transfer.

  5. Q: What is the maximum clock frequency supported by CD74ACT573E? A: CD74ACT573E can support clock frequencies up to 100 MHz, making it suitable for high-speed applications.

  6. Q: Does CD74ACT573E have any built-in protection features? A: Yes, CD74ACT573E has built-in ESD (Electrostatic Discharge) protection on all inputs and outputs.

  7. Q: Can CD74ACT573E drive LEDs directly? A: Yes, CD74ACT573E can drive LEDs directly as long as the current requirements of the LEDs are within its output capabilities.

  8. Q: Is CD74ACT573E compatible with TTL logic levels? A: Yes, CD74ACT573E is compatible with both TTL and CMOS logic levels, allowing for easy integration into existing systems.

  9. Q: Can CD74ACT573E be cascaded to increase the number of latch outputs? A: Yes, multiple CD74ACT573E chips can be cascaded together to increase the number of latch outputs in a system.

  10. Q: What is the power consumption of CD74ACT573E? A: The power consumption of CD74ACT573E is typically low, making it suitable for battery-powered applications.

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