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AT49F002-70TI
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AT49F002-70TI

Product Overview

Category

AT49F002-70TI belongs to the category of Flash Memory ICs.

Use

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

Characteristics

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

Package

AT49F002-70TI is available in a Thin Small Outline Package (TSOP) with 32 pins.

Essence

The essence of AT49F002-70TI lies in its ability to store and retain digital information even when power is removed.

Packaging/Quantity

AT49F002-70TI is typically packaged in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Operating Voltage: 2.7V - 5.5V
  • Access Time: 70ns
  • Memory Size: 256K x 8 bits
  • Organization: 32K words x 8 bits
  • Erase/Write Cycle Endurance: 10,000 cycles
  • Data Retention: 20 years

Detailed Pin Configuration

  1. A0
  2. A1
  3. A2
  4. A3
  5. A4
  6. A5
  7. A6
  8. A7
  9. A8
  10. A9
  11. A10
  12. A11
  13. A12
  14. A13
  15. A14
  16. A15
  17. CE#
  18. OE#
  19. WE#
  20. RESET#
  21. BYTE#
  22. VCC
  23. GND
  24. NC
  25. I/O0
  26. I/O1
  27. I/O2
  28. I/O3
  29. I/O4
  30. I/O5
  31. I/O6
  32. I/O7

Functional Features

  • High-speed data transfer
  • Easy integration with various microcontrollers and systems
  • Flexible programming options
  • Efficient power management
  • Reliable data retention

Advantages

  • Non-volatile memory ensures data integrity even during power loss
  • Fast read and write operations enhance overall system performance
  • Low power consumption extends battery life in portable devices
  • Wide operating voltage range allows compatibility with different systems
  • Durable construction ensures long-term reliability

Disadvantages

  • Limited erase/write cycle endurance compared to some other flash memory technologies
  • Relatively small memory size may not be suitable for applications requiring large storage capacity

Working Principles

AT49F002-70TI utilizes a floating gate transistor technology to store and retrieve digital information. The memory cells consist of transistors that can be electrically programmed and erased. When a specific voltage is applied, charges are trapped in the floating gate, representing either a "0" or a "1" bit. These charges can be read by applying appropriate voltages to the memory cells.

Detailed Application Field Plans

AT49F002-70TI finds application in various electronic devices, 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 AT49F002-70TI include: - AT49F001-70PI - AT49F004-70PI - AT49F008-70PI - AT49F016-70PI

These models offer similar functionality and characteristics, but with varying memory sizes to cater to different application requirements.

Word count: 470 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT49F002-70TI v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT49F002-70TI in technical solutions:

  1. Q: What is the AT49F002-70TI? A: The AT49F002-70TI is a 2-megabit (256K x 8) flash memory chip manufactured by Atmel.

  2. Q: What are the key features of the AT49F002-70TI? A: The key features include a 70ns access time, low power consumption, byte-wide data access, and compatibility with various microcontrollers.

  3. Q: How can I interface the AT49F002-70TI with a microcontroller? A: The AT49F002-70TI 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 AT49F002-70TI operate at? A: The AT49F002-70TI operates at a voltage range of 4.5V to 5.5V.

  5. Q: Can I use the AT49F002-70TI as a boot device for my microcontroller? A: Yes, the AT49F002-70TI can be used as a boot device due to its fast access time and compatibility with microcontrollers.

  6. Q: Is the AT49F002-70TI suitable for high-reliability applications? A: Yes, the AT49F002-70TI is designed for high-reliability applications and can withstand harsh environmental conditions.

  7. Q: Can I program the AT49F002-70TI in-circuit? A: No, the AT49F002-70TI requires a separate programming device to program it. It does not support in-circuit programming.

  8. Q: What is the typical lifespan of the AT49F002-70TI? A: The AT49F002-70TI has a typical endurance of 10,000 write/erase cycles and a data retention period of 20 years.

  9. Q: Can I use the AT49F002-70TI in battery-powered devices? A: Yes, the AT49F002-70TI has low power consumption, making it suitable for battery-powered devices where power efficiency is crucial.

  10. Q: Are there any application notes or reference designs available for the AT49F002-70TI? A: Yes, Atmel provides application notes and reference designs that can help you integrate the AT49F002-70TI into your technical solutions effectively.

Please note that these answers are general and may vary depending on specific requirements and use cases.