L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
AT49F002A-55VI

AT49F002A-55VI

Product Overview

Category

AT49F002A-55VI belongs to the category of Flash Memory.

Use

It is commonly used for data storage and retrieval in various electronic devices.

Characteristics

  • Non-volatile memory
  • High-speed read and write operations
  • Low power consumption
  • Wide operating voltage range
  • Durable and reliable

Package

AT49F002A-55VI is available in a standard 32-pin plastic package.

Essence

The essence of AT49F002A-55VI lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

  • Memory Size: 2 Megabits (256 K x 8)
  • Operating Voltage: 2.7V - 5.5V
  • Access Time: 55 ns
  • Erase/Program Suspend: Yes
  • Sector Architecture: Uniform 4 KByte
  • Data Retention: 20 years
  • Endurance: 10,000 erase/write cycles

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. VCC
  13. WE#
  14. OE#
  15. CE#
  16. BYTE#
  17. NC
  18. I/O0
  19. I/O1
  20. I/O2
  21. I/O3
  22. I/O4
  23. I/O5
  24. I/O6
  25. I/O7
  26. GND
  27. RP#
  28. BYTE#
  29. A8
  30. A9
  31. A11
  32. A13

Functional Features

  • High-speed read and write operations allow for quick data access.
  • Low power consumption ensures efficient energy usage.
  • Erase/Program Suspend feature enables interruption and resumption of erase or program operations.
  • Wide operating voltage range provides compatibility with various electronic systems.

Advantages and Disadvantages

Advantages

  • Non-volatile memory retains data even when power is disconnected.
  • High endurance allows for frequent erase/write cycles.
  • Compact package size facilitates integration into different devices.
  • Reliable and durable, ensuring data integrity over time.

Disadvantages

  • Limited storage capacity compared to other flash memory options.
  • Relatively slower access times compared to some newer memory technologies.

Working Principles

AT49F002A-55VI utilizes a floating gate transistor structure to store digital information. The memory cells are organized in a uniform sector architecture, allowing for efficient erasing and programming operations. When data is written, charges are trapped in the floating gate, altering the cell's electrical characteristics. These charges can be erased by applying appropriate voltages, enabling subsequent reprogramming.

Detailed Application Field Plans

AT49F002A-55VI finds applications in various electronic devices, including but not limited to: - Microcontrollers - Embedded systems - Communication devices - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  1. AT49F002N-55VI
  2. AT49F002T-55VI
  3. AT49F002NT-55VI
  4. AT49F002BT-55VI
  5. AT49F002AN-55VI

These alternative models offer similar specifications and functionality, providing flexibility in choosing the most suitable option for specific application requirements.

Word count: 530

Énumérez 10 questions et réponses courantes liées à l'application de AT49F002A-55VI dans les solutions techniques

  1. Question: What is the AT49F002A-55VI?
    Answer: The AT49F002A-55VI is a 2-megabit (256K x 8) CMOS flash memory chip manufactured by Atmel.

  2. Question: What is the voltage range for operating the AT49F002A-55VI?
    Answer: The AT49F002A-55VI operates within a voltage range of 4.5V to 5.5V.

  3. Question: What is the maximum access time for reading data from the AT49F002A-55VI?
    Answer: The maximum access time for reading data from the AT49F002A-55VI is 55 nanoseconds.

  4. Question: Can the AT49F002A-55VI be used as a boot device in embedded systems?
    Answer: Yes, the AT49F002A-55VI can be used as a boot device in embedded systems due to its fast access time and high reliability.

  5. Question: What is the endurance rating of the AT49F002A-55VI?
    Answer: The AT49F002A-55VI has an endurance rating of at least 10,000 erase/write cycles.

  6. Question: Is the AT49F002A-55VI compatible with standard microcontrollers?
    Answer: Yes, the AT49F002A-55VI is compatible with most standard microcontrollers that support parallel flash memory interfaces.

  7. Question: Can the AT49F002A-55VI be used in automotive applications?
    Answer: Yes, the AT49F002A-55VI is suitable for use in automotive applications as it meets the required temperature and reliability standards.

  8. Question: Does the AT49F002A-55VI support in-system programming (ISP)?
    Answer: Yes, the AT49F002A-55VI supports in-system programming, allowing for easy firmware updates without removing the chip from the system.

  9. Question: What is the typical power consumption of the AT49F002A-55VI during read and write operations?
    Answer: The typical power consumption of the AT49F002A-55VI is low, making it suitable for battery-powered devices.

  10. Question: Can the AT49F002A-55VI be used in industrial control systems?
    Answer: Yes, the AT49F002A-55VI can be used in industrial control systems due to its high reliability, wide temperature range, and compatibility with standard microcontrollers.