Texas Instruments
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SN74ALS563BN
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SN74ALS563BN

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Digital Logic
  • Characteristics: High-speed, TTL-compatible, octal D-type transparent latch
  • Package: DIP-20 (Dual In-line Package with 20 pins)
  • Essence: The SN74ALS563BN is a latch that can store and transfer data in digital systems.
  • Packaging/Quantity: Available in tubes of 25 units or reels of 2,000 units.

Specifications

  • Logic Family: ALS
  • Number of Latches: 8
  • Latch Type: D-type transparent
  • Input Voltage: 4.5V to 5.5V
  • Output Voltage: 0V to Vcc
  • Propagation Delay: 10ns (typical)
  • Operating Temperature: -40°C to +85°C

Pin Configuration

The SN74ALS563BN 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. LE (Latch Enable)
  11. CLK (Clock Input)
  12. Q0 (Latch Output 0)
  13. Q1 (Latch Output 1)
  14. Q2 (Latch Output 2)
  15. Q3 (Latch Output 3)
  16. Q4 (Latch Output 4)
  17. Q5 (Latch Output 5)
  18. Q6 (Latch Output 6)
  19. Q7 (Latch Output 7)
  20. Vcc (Power Supply)

Functional Features

  • The SN74ALS563BN is a latch that can store and transfer data based on the clock signal.
  • It has eight individual latches, allowing for simultaneous storage of multiple bits of data.
  • The transparent latch design enables real-time data transfer when the latch enable (LE) signal is high.
  • The latch outputs (Q0-Q7) reflect the input data when the latch enable signal is low.

Advantages and Disadvantages

Advantages

  • High-speed operation suitable for demanding digital systems.
  • TTL-compatible inputs and outputs allow easy integration with other logic devices.
  • Octal configuration provides flexibility in storing and transferring multiple bits of data simultaneously.

Disadvantages

  • Requires an external clock signal for proper operation.
  • Limited voltage range for input and output signals (4.5V to 5.5V).
  • Not suitable for applications requiring non-volatile memory storage.

Working Principles

The SN74ALS563BN operates based on the principles of digital logic. When the latch enable (LE) signal is high, the latch becomes transparent, allowing the input data to pass through to the outputs. The clock signal (CLK) controls the timing of data transfer. When the LE signal is low, the latch holds the last input data, and the outputs remain unchanged.

Detailed Application Field Plans

The SN74ALS563BN can be used in various digital systems where data storage and transfer are required. Some potential application fields include:

  1. Microprocessors and microcontrollers
  2. Data communication systems
  3. Memory address decoding circuits
  4. Digital signal processing
  5. Industrial automation and control systems

Detailed and Complete Alternative Models

  • SN74ALS564BN: Similar to SN74ALS563BN but with inverted outputs.
  • SN74ALS573BN: Octal D-type transparent latch with 3-state outputs.
  • SN74ALS574BN: Octal D-type flip-flop with 3-state outputs.

These alternative models offer similar functionality and can be used as substitutes for the SN74ALS563BN in various applications.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät SN74ALS563BN :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of SN74ALS563BN:

  1. Question: What is SN74ALS563BN?
    - Answer: SN74ALS563BN is a specific type of integrated circuit (IC) commonly used in technical solutions. It is a 8-bit register with parallel load and three-state outputs.

  2. Question: What is the purpose of SN74ALS563BN?
    - Answer: The purpose of SN74ALS563BN is to store and manipulate digital data in electronic systems. It can be used for various applications such as data storage, data transfer, and control logic.

  3. Question: How many bits can SN74ALS563BN store?
    - Answer: SN74ALS563BN can store 8 bits of digital data. Each bit can represent either a high (1) or low (0) state.

  4. Question: Can SN74ALS563BN be used in both input and output operations?
    - Answer: Yes, SN74ALS563BN can be used for both input and output operations. It has parallel load inputs for data input and three-state outputs for data output.

  5. Question: What is the maximum clock frequency supported by SN74ALS563BN?
    - Answer: The maximum clock frequency supported by SN74ALS563BN is typically specified in its datasheet. It is important to refer to the datasheet for accurate information.

  6. Question: Can SN74ALS563BN be cascaded to increase the number of bits stored?
    - Answer: Yes, SN74ALS563BN can be cascaded with other similar ICs to increase the number of bits stored. This allows for larger data storage capabilities in a system.

  7. Question: What is the power supply voltage range for SN74ALS563BN?
    - Answer: The power supply voltage range for SN74ALS563BN is typically specified in its datasheet. It is important to refer to the datasheet for accurate information.

  8. Question: Can SN74ALS563BN operate in different temperature ranges?
    - Answer: Yes, SN74ALS563BN can operate within a specified temperature range. The operating temperature range is typically specified in its datasheet.

  9. Question: Are there any specific precautions to consider when using SN74ALS563BN?
    - Answer: Yes, it is important to follow the recommended operating conditions and guidelines provided in the datasheet of SN74ALS563BN. This includes proper power supply connections, signal levels, and thermal considerations.

  10. Question: Where can I find more detailed information about SN74ALS563BN?
    - Answer: You can find more detailed information about SN74ALS563BN in its datasheet, which is usually available on the manufacturer's website or through authorized distributors.