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AT49F002AT-55PI
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AT49F002AT-55PI

Product Overview

Category

The AT49F002AT-55PI 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 AT49F002AT-55PI 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 AT49F002AT-55PI comes in a standard 32-pin plastic integrated circuit package.

Essence

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

Packaging/Quantity

The AT49F002AT-55PI is typically packaged in reels or tubes, with a quantity of 1000 units per package.

Specifications

  • Memory Type: Flash
  • Organization: 256K x 8 bits
  • Supply Voltage: 5V
  • Access Time: 55ns
  • Operating Temperature Range: -40°C to +85°C
  • Erase/Program Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The AT49F002AT-55PI has a total of 32 pins. The pin configuration is as follows:

  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. A8
  29. A9
  30. A11
  31. A13
  32. A15

Functional Features

  • Easy integration: The AT49F002AT-55PI can be easily integrated into various electronic systems.
  • High-speed data transfer: It supports fast data transfer rates, enabling efficient read and write operations.
  • Versatile interface: The device is compatible with a wide range of microcontrollers and other digital devices.
  • Reliable performance: It offers reliable data storage and retrieval, ensuring data integrity.

Advantages and Disadvantages

Advantages

  • Non-volatile memory ensures data retention even during power loss.
  • High storage capacity for storing large amounts of data.
  • Fast access time allows for quick data retrieval.
  • Low power consumption for energy-efficient operation.

Disadvantages

  • Limited erase/program cycle endurance compared to some other non-volatile memory technologies.
  • Requires external programming voltage (VPP) for certain operations.

Working Principles

The AT49F002AT-55PI utilizes flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and charge storage mechanisms to retain data even when power is removed. The device uses a series of address lines and control signals to access specific memory locations and perform read or write operations.

Detailed Application Field Plans

The AT49F002AT-55PI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

Some alternative models to the AT49F002AT-55PI that offer similar functionality and features include: - AT49F002NT-55VI - AT49F002NT-70VI - AT49F002NT-90VI

These models are compatible with the same pin configuration and have comparable specifications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT49F002AT-55PI en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT49F002AT-55PI in technical solutions:

  1. Q: What is the AT49F002AT-55PI? A: The AT49F002AT-55PI is a 2-megabit (256K x 8) CMOS flash memory device manufactured by Atmel.

  2. Q: What are the key features of the AT49F002AT-55PI? A: Some key features include a 5V power supply, fast read and write operations, low power consumption, and compatibility with various microcontrollers.

  3. Q: How can I interface the AT49F002AT-55PI with a microcontroller? A: The AT49F002AT-55PI uses a standard parallel interface, making it compatible with most microcontrollers. You can connect it using address, data, and control lines.

  4. Q: What is the maximum operating frequency of the AT49F002AT-55PI? A: The AT49F002AT-55PI supports a maximum operating frequency of 55 MHz.

  5. Q: Can I use the AT49F002AT-55PI for code storage in my embedded system? A: Yes, the AT49F002AT-55PI is commonly used for code storage in various embedded systems due to its high capacity and fast access times.

  6. Q: Does the AT49F002AT-55PI support in-system programming (ISP)? A: No, the AT49F002AT-55PI does not support in-system programming. It requires a separate programmer device for programming.

  7. Q: What is the typical endurance of the AT49F002AT-55PI? A: The AT49F002AT-55PI has a typical endurance of 100,000 program/erase cycles.

  8. Q: Can I use the AT49F002AT-55PI in automotive applications? A: Yes, the AT49F002AT-55PI is suitable for automotive applications as it operates within the specified temperature range and meets automotive industry standards.

  9. Q: What is the data retention period of the AT49F002AT-55PI? A: The AT49F002AT-55PI has a minimum data retention period of 20 years.

  10. Q: Are there any specific precautions to consider when using the AT49F002AT-55PI? A: It is important to handle the device properly to avoid electrostatic discharge (ESD) damage. Additionally, following the recommended operating conditions and programming voltages is crucial for reliable operation.

Please note that these answers are general and may vary depending on the specific application and requirements.