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AT49F002N-55VI
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AT49F002N-55VI

Product Overview

Category

AT49F002N-55VI belongs to the category of non-volatile memory devices.

Use

This product is primarily used for storing and retrieving data in electronic systems.

Characteristics

  • Non-volatile: The AT49F002N-55VI retains stored data even when power is removed.
  • High capacity: It has a storage capacity of 2 megabits (256 kilobytes).
  • Fast access time: The device offers quick access to stored data.
  • Low power consumption: It operates efficiently with low power requirements.

Package

The AT49F002N-55VI is available in a standard 32-pin plastic DIP (Dual In-line Package).

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The AT49F002N-55VI is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

  • Supply voltage: 5V ±10%
  • Access time: 55ns
  • Operating temperature range: -40°C to +85°C
  • Data retention: 20 years
  • Erase/write cycles: 10,000 minimum

Detailed Pin Configuration

  1. A16
  2. A14
  3. A12
  4. A7
  5. A6
  6. A5
  7. A4
  8. A3
  9. A2
  10. A1
  11. A0
  12. VPP
  13. WE#
  14. OE#
  15. CE#
  16. BYTE#
  17. NC
  18. DQ0
  19. DQ1
  20. DQ2
  21. DQ3
  22. DQ4
  23. DQ5
  24. DQ6
  25. DQ7
  26. VCC
  27. GND
  28. NC
  29. NC
  30. NC
  31. NC
  32. NC

Functional Features

  • Easy integration: The AT49F002N-55VI can be easily integrated into various electronic systems.
  • High-speed operation: It offers fast read and write operations, enhancing system performance.
  • Versatile interface: The device supports a standard parallel interface for easy communication with other components.

Advantages and Disadvantages

Advantages

  • Non-volatile memory ensures data retention even during power loss.
  • High storage capacity allows for storing large amounts of data.
  • Fast access time improves system responsiveness.
  • Low power consumption contributes to energy efficiency.

Disadvantages

  • Limited erase/write cycles may restrict frequent data modifications.
  • The 32-pin package may require additional space on the circuit board.

Working Principles

The AT49F002N-55VI utilizes flash memory technology to store data. It consists of a grid of memory cells that can be electrically programmed and erased. When data is written, charges are trapped in the memory cells, representing the stored information. These charges can be read back later. The device operates by applying specific voltage levels to control pins, enabling read, write, or erase operations.

Detailed Application Field Plans

The AT49F002N-55VI finds applications in various electronic systems, including: 1. Embedded systems 2. Consumer electronics 3. Automotive electronics 4. Industrial control systems 5. Communication devices

Detailed and Complete Alternative Models

  1. AT49F002N-55JI
  2. AT49F002N-70VI
  3. AT49F002N-90VI
  4. AT49F002N-12PI
  5. AT49F002N-15PI

These alternative models offer similar functionality and characteristics to the AT49F002N-55VI, but may differ in access time, temperature range, or package type.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT49F002N-55VI en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT49F002N-55VI in technical solutions:

  1. Q: What is the AT49F002N-55VI? A: The AT49F002N-55VI is a 2-megabit (256K x 8) CMOS flash memory chip manufactured by Atmel.

  2. Q: What are the key features of the AT49F002N-55VI? A: Some key features include a 55ns access time, low power consumption, byte-wide data access, and compatibility with various microcontrollers.

  3. Q: How can I interface the AT49F002N-55VI with a microcontroller? A: The AT49F002N-55VI uses a standard parallel interface, making it compatible with most microcontrollers. You can connect it using address, data, and control lines.

  4. Q: What voltage levels does the AT49F002N-55VI support? A: The AT49F002N-55VI operates at a single power supply voltage of 5V.

  5. Q: Can I use the AT49F002N-55VI in battery-powered devices? A: Yes, the AT49F002N-55VI has low power consumption, making it suitable for battery-powered applications.

  6. Q: How much data can the AT49F002N-55VI store? A: The AT49F002N-55VI has a capacity of 2 megabits, which is equivalent to 256 kilobytes.

  7. Q: Is the AT49F002N-55VI suitable for storing program code or data? A: Yes, the AT49F002N-55VI can be used for both program code and data storage in various applications.

  8. Q: Can I erase and reprogram the AT49F002N-55VI? A: Yes, the AT49F002N-55VI supports in-system programming and can be erased and reprogrammed using appropriate programming tools.

  9. Q: What is the typical lifespan of the AT49F002N-55VI? A: The AT49F002N-55VI has a typical endurance of 100,000 erase/write cycles, ensuring reliable operation over an extended period.

  10. Q: Are there any specific precautions to consider when using the AT49F002N-55VI? A: It is important to follow the manufacturer's guidelines for handling, storing, and operating the AT49F002N-55VI to ensure proper functionality and longevity.