Texas Instruments
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SN74AS280N
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SN74AS280N

Product Overview

Category

SN74AS280N belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital systems for arithmetic operations and data processing.

Characteristics

  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Compatibility with various logic families

Package

SN74AS280N is available in a 14-pin dual in-line package (DIP).

Essence

The essence of SN74AS280N lies in its ability to perform fast arithmetic functions and logical operations within digital systems.

Packaging/Quantity

SN74AS280N is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Supply Voltage: 4.5V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Logic Family: AS
  • Number of Pins: 14
  • Propagation Delay: 9 ns (typical)
  • Output Current: ±24 mA

Detailed Pin Configuration

  1. A0
  2. A1
  3. A2
  4. A3
  5. A4
  6. A5
  7. A6
  8. A7
  9. GND
  10. B7
  11. B6
  12. B5
  13. B4
  14. VCC

Functional Features

SN74AS280N offers the following functional features:

  • 9-bit magnitude comparator
  • Parallel binary inputs (A0-A7 and B0-B7)
  • Outputs indicating equality, greater than, or less than relationship between inputs
  • Enable input for controlling the comparator operation

Advantages and Disadvantages

Advantages

  • High-speed operation enables efficient data processing
  • Low power consumption contributes to energy efficiency
  • Wide operating voltage range allows compatibility with various systems
  • Reliable performance due to compatibility with different logic families

Disadvantages

  • Limited number of bits (9-bit comparator)
  • Requires external circuitry for complex arithmetic operations

Working Principles

SN74AS280N compares the binary inputs A0-A7 and B0-B7 in parallel. It determines the relationship between the two sets of inputs, indicating whether they are equal, greater than, or less than each other. The enable input controls the operation of the comparator.

Detailed Application Field Plans

SN74AS280N finds applications in various digital systems, including:

  1. Arithmetic units in microprocessors
  2. Data processing circuits in communication systems
  3. Control units in industrial automation
  4. Digital signal processing circuits
  5. Error detection and correction systems

Detailed and Complete Alternative Models

  1. SN74LS85N: 4-bit magnitude comparator
  2. SN74HC688N: 8-bit magnitude comparator
  3. SN74F521N: 10-bit magnitude comparator
  4. SN74ACT8847N: 16-bit magnitude comparator

These alternative models offer varying bit capacities and may have different characteristics and specifications compared to SN74AS280N.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SN74AS280N in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of SN74AS280N in technical solutions:

  1. Q: What is SN74AS280N? A: SN74AS280N is a 9-bit parity generator/checker integrated circuit (IC) commonly used in digital systems.

  2. Q: What is the purpose of SN74AS280N? A: The purpose of SN74AS280N is to generate or check parity bits in order to detect errors in data transmission or storage.

  3. Q: How does SN74AS280N generate parity bits? A: SN74AS280N generates parity bits by examining the input data bits and producing an output that represents the parity of those bits.

  4. Q: How does SN74AS280N check parity bits? A: SN74AS280N checks parity bits by comparing the input data bits with the received parity bit and indicating whether they match or not.

  5. Q: What is the maximum data width supported by SN74AS280N? A: SN74AS280N supports a maximum data width of 9 bits, meaning it can handle 8 data bits plus 1 parity bit.

  6. Q: What is the power supply voltage range for SN74AS280N? A: The power supply voltage range for SN74AS280N is typically between 4.75V and 5.25V.

  7. Q: Can SN74AS280N operate at high speeds? A: Yes, SN74AS280N is designed to operate at high-speed performance, making it suitable for various applications.

  8. Q: Does SN74AS280N have built-in error correction capabilities? A: No, SN74AS280N does not have built-in error correction capabilities. It only generates or checks parity bits for error detection.

  9. Q: What are some common applications of SN74AS280N? A: SN74AS280N is commonly used in data communication systems, memory modules, storage devices, and other digital systems where error detection is crucial.

  10. Q: Are there any specific precautions to consider when using SN74AS280N? A: It is important to follow the manufacturer's datasheet and guidelines for proper usage, including recommended operating conditions and handling precautions.

Please note that these answers are general and may vary depending on the specific requirements and implementation of SN74AS280N in different technical solutions.