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AT49F001T-55JI
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AT49F001T-55JI

Product Overview

Category

AT49F001T-55JI 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 AT49F001T-55JI retains stored data even when power is removed.
  • High capacity: This device has a storage capacity of 1 megabit (128 kilobytes).
  • Fast access time: It offers a fast access time of 55 nanoseconds.
  • Low power consumption: The AT49F001T-55JI operates on low power, making it suitable for battery-powered devices.

Package

The AT49F001T-55JI is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

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

Packaging/Quantity

The AT49F001T-55JI is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

  • Memory Capacity: 1 Megabit (128 Kilobytes)
  • Access Time: 55 Nanoseconds
  • Supply Voltage: 5V
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: 32-pin PLCC

Detailed Pin Configuration

The AT49F001T-55JI has a total of 32 pins. Here is the 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. A8
  29. A9
  30. A11
  31. A13
  32. A15

Functional Features

  • Easy integration: The AT49F001T-55JI can be easily integrated into various electronic systems.
  • High-speed operation: It offers fast read and write operations, enabling efficient data access.
  • Versatile interface: This 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 enables quick retrieval of information.
  • Low power consumption makes it suitable for battery-powered devices.

Disadvantages

  • Limited storage capacity compared to newer memory technologies.
  • Requires additional circuitry for programming and erasing data.

Working Principles

The AT49F001T-55JI is based on Flash memory technology. It utilizes floating-gate transistors to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. These charges can be erased by applying a high voltage, allowing the transistor to return to its original state.

Detailed Application Field Plans

The AT49F001T-55JI finds applications in various electronic systems, including: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the AT49F001T-55JI: - AT49F002N-90JI - AT49F010-70JI - AT49F020-90JI - AT49F040-90JI

These models provide different storage capacities and access times, allowing users to choose the most suitable option for their specific requirements.

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技術ソリューションにおける AT49F001T-55JI 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 AT49F001T-55JI in technical solutions:

  1. Q: What is the AT49F001T-55JI? A: The AT49F001T-55JI is a 1-megabit (128K x 8) flash memory chip manufactured by Atmel.

  2. Q: What are the key features of the AT49F001T-55JI? A: The 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 AT49F001T-55JI with a microcontroller? A: The AT49F001T-55JI uses a standard parallel interface, making it compatible with most microcontrollers. You can connect it using address, data, and control lines.

  4. Q: Can I use the AT49F001T-55JI as program memory for my microcontroller? A: Yes, the AT49F001T-55JI can be used as program memory. It supports both read and write operations, allowing you to store and retrieve program code.

  5. Q: What voltage levels does the AT49F001T-55JI support? A: The AT49F001T-55JI operates at a voltage range of 4.5V to 5.5V, making it compatible with standard TTL logic levels.

  6. Q: Is the AT49F001T-55JI suitable for high-speed applications? A: Yes, the AT49F001T-55JI has a fast access time of 55ns, making it suitable for high-speed applications such as data storage or firmware updates.

  7. Q: Can I use the AT49F001T-55JI in battery-powered devices? A: Yes, the AT49F001T-55JI has low power consumption, making it suitable for battery-powered devices where power efficiency is crucial.

  8. Q: Does the AT49F001T-55JI support sector erase or chip erase operations? A: No, the AT49F001T-55JI does not support sector erase or chip erase operations. It only supports byte-level programming and erasing.

  9. Q: What is the typical lifespan of the AT49F001T-55JI? A: The AT49F001T-55JI has a typical endurance of 10,000 write/erase cycles, ensuring reliable operation over an extended period.

  10. Q: Are there any specific precautions I should take when handling the AT49F001T-55JI? A: Yes, it is important to follow proper electrostatic discharge (ESD) precautions when handling the AT49F001T-55JI to prevent damage to the chip. Additionally, avoid exposing it to excessive heat or moisture.