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AT49F001T-90VI
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AT49F001T-90VI

Product Overview

Category

AT49F001T-90VI belongs to the category of non-volatile memory devices.

Use

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

Characteristics

  • Non-volatile: Retains data even when power is turned off.
  • High capacity: Offers a storage capacity of 1 megabit (128 kilobytes).
  • Fast access time: Provides a fast access time of 90 nanoseconds.
  • Low power consumption: Operates on low power, making it suitable for battery-powered devices.

Package

AT49F001T-90VI is available in a standard 32-pin plastic dual in-line package (PDIP).

Essence

The essence of AT49F001T-90VI lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

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

Specifications

  • Memory Type: Flash EEPROM
  • Organization: 128K x 8 bits
  • Supply Voltage: 4.5V - 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Data Retention: 10 years
  • Erase/Write Cycle Endurance: 10,000 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. 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

  • Byte-wide operations: Supports both byte-level and word-level operations.
  • Sector erase capability: Allows for selective erasure of memory sectors.
  • Hardware data protection: Provides hardware-based protection against accidental writes.
  • Fast programming time: Offers a fast programming time of 10 microseconds per byte.

Advantages and Disadvantages

Advantages

  • Non-volatile storage: Retains data even without power, ensuring data integrity.
  • High capacity: Provides ample storage space for various applications.
  • Low power consumption: Ideal for battery-powered devices.
  • Fast access time: Enables quick retrieval of stored information.

Disadvantages

  • Limited endurance: The erase/write cycle endurance is limited to 10,000 cycles.
  • Relatively high cost: Compared to other memory technologies, flash EEPROM can be more expensive.

Working Principles

AT49F001T-90VI utilizes the principles of flash EEPROM technology. It stores data by trapping electric charges in an insulated floating gate, which can be electrically erased and reprogrammed. The memory cells are organized into sectors, allowing for selective erasure and programming.

Detailed Application Field Plans

AT49F001T-90VI 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

  1. AT49F002NT-90VI: 2 megabit (256 kilobytes) flash EEPROM with similar specifications.
  2. AT49F010-90TI: 1 megabit (128 kilobytes) flash EEPROM with extended temperature range.

These alternative models offer similar functionality and can be considered as alternatives to AT49F001T-90VI based on specific requirements.

Word count: 525 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT49F001T-90VI v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT49F001T-90VI in technical solutions:

  1. Q: What is the AT49F001T-90VI? A: The AT49F001T-90VI is a 1-megabit (128K x 8) flash memory chip manufactured by Atmel.

  2. Q: What are the key features of the AT49F001T-90VI? A: The 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 AT49F001T-90VI with a microcontroller? A: The AT49F001T-90VI 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 AT49F001T-90VI support? A: The AT49F001T-90VI supports a single power supply voltage range of 4.5V to 5.5V.

  5. Q: Can I use the AT49F001T-90VI in battery-powered applications? A: Yes, the AT49F001T-90VI has low power consumption, making it suitable for battery-powered devices.

  6. Q: How do I program the AT49F001T-90VI? A: The AT49F001T-90VI supports in-system programming (ISP) through its parallel interface. You can use a programmer or microcontroller to write data into the memory.

  7. Q: Is the AT49F001T-90VI erasable? A: Yes, the AT49F001T-90VI supports both sector erase and chip erase operations, allowing you to erase the entire memory or specific sectors.

  8. Q: What is the endurance of the AT49F001T-90VI? A: The AT49F001T-90VI has a minimum endurance of 10,000 erase/write cycles per sector.

  9. Q: Can I use the AT49F001T-90VI in industrial temperature environments? A: Yes, the AT49F001T-90VI is rated for industrial temperature range (-40°C to +85°C), making it suitable for harsh operating conditions.

  10. Q: Are there any application examples for the AT49F001T-90VI? A: Yes, the AT49F001T-90VI can be used in various applications such as embedded systems, automotive electronics, consumer electronics, and industrial control systems.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the AT49F001T-90VI in a technical solution.