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AT49F002T-70TC
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AT49F002T-70TC

Product Overview

Category

AT49F002T-70TC belongs to the category of Flash Memory.

Use

This product is primarily used for data storage in various electronic devices such as computers, smartphones, tablets, and other digital devices.

Characteristics

  • Non-volatile memory: The AT49F002T-70TC retains stored data even when power is turned off.
  • High-speed operation: It offers fast read and write speeds, allowing for efficient data transfer.
  • Large storage capacity: With a capacity of 2 megabits (256 kilobytes), it provides ample space for storing data.
  • Low power consumption: The AT49F002T-70TC is designed to consume minimal power during operation.
  • Durable and reliable: It has a high endurance level and can withstand multiple read and write cycles without compromising performance.

Package

The AT49F002T-70TC is available in a Thin Small Outline Package (TSOP) format.

Essence

The essence of this product lies in its ability to provide reliable and high-capacity data storage in electronic devices.

Packaging/Quantity

The AT49F002T-70TC is typically packaged in reels and comes in quantities of 250 units per reel.

Specifications

  • Operating Voltage: 2.7V - 3.6V
  • Access Time: 70ns
  • Organization: 256K x 8 bits
  • Interface: Parallel
  • Erase/Program Suspend: Yes
  • Sector Architecture: Uniform sector architecture with 32 equal-sized sectors
  • Data Retention: 20 years
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. A16
  2. A15
  3. A12
  4. A7
  5. A6
  6. A5
  7. A4
  8. A3
  9. A2
  10. A1
  11. A0
  12. VCC
  13. OE#
  14. CE#
  15. WE#
  16. BYTE#
  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. RY/BY#
  26. NC
  27. GND

Functional Features

  • Fast Read and Write Operations: The AT49F002T-70TC offers high-speed data transfer, enabling quick access to stored information.
  • Erase and Program Operations: It supports sector-based erase and program operations, allowing for efficient management of data.
  • Suspend/Resume Functionality: The device allows suspension of ongoing erase or program operations, providing flexibility in data manipulation.
  • Hardware Data Protection: The AT49F002T-70TC incorporates various hardware features to protect against accidental data corruption.

Advantages and Disadvantages

Advantages

  • High storage capacity
  • Fast read and write speeds
  • Low power consumption
  • Durable and reliable
  • Sector-based erase and program operations

Disadvantages

  • Limited compatibility with certain devices due to the parallel interface
  • Relatively higher cost compared to other memory options

Working Principles

The AT49F002T-70TC utilizes a floating-gate transistor technology to store and retrieve data. It employs a combination of electrical charges to represent binary values (0s and 1s). The data is written by applying appropriate voltages to specific memory cells, while reading involves sensing the charge levels within these cells.

Detailed Application Field Plans

The AT49F002T-70TC finds applications in various electronic devices, including but not limited to: - Computers and laptops - Smartphones and tablets - Digital cameras - Gaming consoles - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  1. AT49F002N-90TC
  2. AT49F002NT-70TC
  3. AT49F002NT-90TC
  4. AT49F002NT-12TC
  5. AT49F002NT-12JI

These alternative models offer similar functionality and specifications, providing options for different application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT49F002T-70TC v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT49F002T-70TC in technical solutions:

  1. Q: What is the AT49F002T-70TC? A: The AT49F002T-70TC is a 2-megabit (256K x 8) flash memory device manufactured by Atmel.

  2. Q: What are the key features of the AT49F002T-70TC? A: Some key features include a 70ns access time, low power consumption, sector erase capability, and compatibility with various microcontrollers.

  3. Q: How can I interface the AT49F002T-70TC with a microcontroller? A: The AT49F002T-70TC 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 AT49F002T-70TC as a boot device for my microcontroller? A: Yes, the AT49F002T-70TC can be used as a boot device. It supports both parallel and serial boot modes, allowing you to configure it according to your requirements.

  5. Q: What is the maximum operating frequency of the AT49F002T-70TC? A: The AT49F002T-70TC can operate at frequencies up to 20 MHz, making it suitable for applications that require high-speed data transfer.

  6. Q: Does the AT49F002T-70TC support sector erase? A: Yes, the AT49F002T-70TC supports sector erase. It allows you to erase specific sectors of the memory without affecting the entire chip.

  7. Q: Can I program the AT49F002T-70TC in-circuit? A: Yes, the AT49F002T-70TC supports in-circuit programming. You can program it while it is connected to the target system, eliminating the need for removal and reprogramming.

  8. Q: What is the typical power consumption of the AT49F002T-70TC? A: The AT49F002T-70TC has a low power consumption, typically drawing around 30 mA during active read or write operations.

  9. Q: Is the AT49F002T-70TC compatible with both 3.3V and 5V systems? A: Yes, the AT49F002T-70TC is compatible with both 3.3V and 5V systems. It has a wide operating voltage range of 2.7V to 5.5V.

  10. Q: Can I use the AT49F002T-70TC in automotive applications? A: Yes, the AT49F002T-70TC is suitable for automotive applications. It meets the requirements for extended temperature ranges and is designed to withstand harsh environments.

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