Texas Instruments
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SN74HC573APWT
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SN74HC573APWT

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Octal Transparent D-Type Latches with 3-State Outputs
  • Characteristics:
    • High-speed CMOS technology
    • 3-state outputs for bus-oriented applications
    • Output drive capability: 15 LSTTL loads
    • Low power consumption
    • Wide operating voltage range: 2V to 6V
  • Package: TSSOP (Thin Shrink Small Outline Package)
  • Essence: The SN74HC573APWT is an octal transparent latch IC that can store and output data in a bus-oriented system.
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2V to 6V
  • Input Voltage Range: 0V to VCC
  • Operating Temperature Range: -40°C to +85°C
  • Output Drive Capability: 15 LSTTL Loads
  • Propagation Delay Time: 10 ns (max)
  • Power Dissipation: 500 mW (max)

Pin Configuration

The SN74HC573APWT 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

  • Octal transparent latch with 3-state outputs
  • Data inputs are latched when the latch enable (LE) signal is high
  • Outputs can be enabled or disabled using the output enable (OE) signal
  • High-speed operation suitable for bus-oriented applications
  • Low power consumption makes it ideal for battery-powered devices
  • Wide operating voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages: - High-speed operation - 3-state outputs for bus-oriented applications - Wide operating voltage range - Low power consumption

Disadvantages: - Limited output drive capability compared to some other ICs - Not suitable for high-power applications

Working Principles

The SN74HC573APWT operates as an octal transparent latch with 3-state outputs. When the latch enable (LE) signal is high, the data inputs (D0-D7) are latched and stored. The stored data can then be outputted through the corresponding output pins (Q0-Q7). The output enable (OE) signal can be used to enable or disable the outputs.

Detailed Application Field Plans

The SN74HC573APWT is commonly used in various applications, including:

  1. Microprocessor-based systems
  2. Data storage and retrieval systems
  3. Communication systems
  4. Industrial control systems
  5. Automotive electronics
  6. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that serve similar functions to the SN74HC573APWT include:

  1. SN74HC373APWT: Octal Transparent D-Type Latches with 3-State Outputs
  2. SN74HC574APWT: Octal D-Type Flip-Flops with 3-State Outputs
  3. SN74HC595APWT: 8-Bit Shift Registers with 3-State Outputs

These alternative models offer similar features and can be used as substitutes depending on specific requirements.

Word count: 489 words

רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של SN74HC573APWT בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of SN74HC573APWT:

  1. Q: What is SN74HC573APWT? A: SN74HC573APWT is a type of octal transparent D-type latch with 3-state outputs, commonly used in digital systems.

  2. Q: What is the purpose of SN74HC573APWT? A: SN74HC573APWT is used to store and control the flow of data in digital circuits, allowing for efficient data transfer between different components.

  3. Q: How many bits can SN74HC573APWT handle? A: SN74HC573APWT can handle 8 bits of data, as it is an octal latch.

  4. Q: What is the voltage range supported by SN74HC573APWT? A: SN74HC573APWT supports a voltage range of 2V to 6V.

  5. Q: Can SN74HC573APWT be used in both parallel and serial data transfer? A: Yes, SN74HC573APWT can be used for both parallel and serial data transfer, depending on the configuration and connections.

  6. Q: What is the maximum clock frequency supported by SN74HC573APWT? A: The maximum clock frequency supported by SN74HC573APWT is typically around 25 MHz.

  7. Q: Does SN74HC573APWT have any built-in protection features? A: Yes, SN74HC573APWT has built-in diode protection against electrostatic discharge (ESD) and overvoltage.

  8. Q: Can SN74HC573APWT drive LEDs directly? A: Yes, SN74HC573APWT can drive LEDs directly, as it has 3-state outputs that can be used to control the LED current.

  9. Q: Can SN74HC573APWT be cascaded to handle more than 8 bits of data? A: Yes, multiple SN74HC573APWT latches can be cascaded together to handle larger data sizes.

  10. Q: What are some common applications of SN74HC573APWT? A: SN74HC573APWT is commonly used in microcontrollers, memory systems, data buses, and other digital systems where data storage and transfer is required.

Please note that these answers are general and may vary depending on specific implementation details and requirements.