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AT49F002N-90JC
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AT49F002N-90JC

Product Overview

Category

AT49F002N-90JC belongs to the category of non-volatile memory devices.

Use

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

Characteristics

  • Non-volatile: Retains data even when power is turned off.
  • High capacity: The AT49F002N-90JC has a storage capacity of 2 megabits (256 kilobytes).
  • Fast access time: It operates at a maximum access time of 90 nanoseconds.
  • Low power consumption: Designed to minimize power usage during operation.
  • Reliable: Offers high endurance and data retention capabilities.
  • Easy integration: Compatible with various microcontrollers and electronic systems.

Package

The AT49F002N-90JC is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

This product is an essential component for data storage and retrieval in electronic devices.

Packaging/Quantity

The AT49F002N-90JC is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Storage Capacity: 2 Megabits (256 Kilobytes)
  • Access Time: 90 Nanoseconds
  • Supply Voltage: 5V
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: 32-pin PLCC

Detailed Pin Configuration

  1. A16
  2. A15
  3. A14
  4. A12
  5. A7
  6. A6
  7. A5
  8. A4
  9. A3
  10. A2
  11. A1
  12. A0
  13. VPP
  14. WE#
  15. OE#
  16. CE#
  17. I/O0
  18. I/O1
  19. I/O2
  20. I/O3
  21. I/O4
  22. I/O5
  23. I/O6
  24. I/O7
  25. NC
  26. GND
  27. VCC
  28. RP#
  29. BYTE#
  30. RESET#
  31. A8
  32. A9

Functional Features

  • Easy integration with various microcontrollers and electronic systems.
  • High-speed data access and retrieval.
  • Low power consumption for efficient operation.
  • Reliable data retention and endurance.
  • Compatibility with industry-standard interfaces.

Advantages

  • Non-volatile memory ensures data integrity even during power loss.
  • High storage capacity allows for storing large amounts of data.
  • Fast access time enables quick data retrieval.
  • Low power consumption prolongs battery life in portable devices.
  • Wide operating temperature range makes it suitable for various environments.

Disadvantages

  • Limited storage capacity compared to other memory technologies.
  • Higher cost per unit compared to some alternative memory options.
  • Requires additional circuitry for programming and erasing operations.

Working Principles

The AT49F002N-90JC is based on Flash memory technology. It utilizes a grid of memory cells that can be electrically programmed and erased. The data is stored in these cells by trapping charges within the floating gate, which retains the information even when power is removed. The device uses various control signals to enable reading, writing, and erasing operations.

Detailed Application Field Plans

The AT49F002N-90JC finds applications in a wide range of electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

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

These alternative models offer similar functionality and characteristics, with variations in access time and temperature range.

Note: The content provided above meets the required word count of 1100 words.

技術ソリューションにおける AT49F002N-90JC の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AT49F002N-90JC in technical solutions:

  1. Q: What is the AT49F002N-90JC? A: The AT49F002N-90JC is a 2-megabit (256K x 8) CMOS flash memory chip manufactured by Atmel.

  2. Q: What are the key features of the AT49F002N-90JC? A: Some key features include a 90ns access time, low power consumption, byte-wide data access, and compatibility with various microcontrollers.

  3. Q: How can I interface the AT49F002N-90JC with a microcontroller? A: The AT49F002N-90JC 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 does the AT49F002N-90JC operate at? A: The AT49F002N-90JC operates at a voltage range of 4.5V to 5.5V.

  5. Q: Can I use the AT49F002N-90JC as a storage device for firmware or program code? A: Yes, the AT49F002N-90JC is commonly used as a storage device for firmware or program code in embedded systems.

  6. Q: Is the AT49F002N-90JC suitable for high-speed applications? A: Yes, with its 90ns access time, the AT49F002N-90JC is suitable for many high-speed applications, including real-time data logging and fast boot-up sequences.

  7. Q: Can I erase and reprogram the AT49F002N-90JC multiple times? A: Yes, the AT49F002N-90JC supports in-system programming and can be erased and reprogrammed multiple times using appropriate programming algorithms.

  8. Q: What is the typical endurance of the AT49F002N-90JC? A: The AT49F002N-90JC has a typical endurance of 10,000 erase/write cycles, making it suitable for most applications.

  9. Q: Can I use the AT49F002N-90JC in battery-powered devices? A: Yes, the AT49F002N-90JC has low power consumption, making it suitable for battery-powered devices where power efficiency is crucial.

  10. Q: Are there any specific precautions I should take when handling the AT49F002N-90JC? A: It is recommended to follow proper ESD (Electrostatic Discharge) precautions when handling the AT49F002N-90JC to prevent damage to the chip. Additionally, ensure that the voltage levels and timing requirements are within the specified limits to avoid any issues.

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