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AT49F1024-90VC

AT49F1024-90VC

Product Overview

Category

AT49F1024-90VC 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 1,024 kilobits (128 kilobytes).
  • Fast access time: Operates at a speed of 90 nanoseconds.
  • Low power consumption: Designed to minimize energy usage.
  • Reliable: Provides robust data retention and endurance.

Package

AT49F1024-90VC is available in a standard 32-pin plastic package.

Essence

The essence of AT49F1024-90VC lies in its ability to provide reliable and high-capacity non-volatile memory storage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT49F1024-90VC chips. The exact quantity may vary depending on the supplier.

Specifications

  • Memory Type: Flash EEPROM
  • Organization: 128K x 8 bits
  • Supply Voltage: 2.7V - 3.6V
  • Access Time: 90 ns
  • Operating Temperature Range: -40°C to +85°C
  • Erase/Program Cycle Endurance: 10,000 cycles
  • Data Retention: 20 years

Detailed Pin Configuration

The AT49F1024-90VC chip has a total of 32 pins. Here is the 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. I/O0
  17. I/O1
  18. I/O2
  19. I/O3
  20. I/O4
  21. I/O5
  22. I/O6
  23. I/O7
  24. RY/BY#
  25. RESET#
  26. NC
  27. GND
  28. A8
  29. A9
  30. A11
  31. A10
  32. A13

Functional Features

  • Easy integration: Compatible with various microcontrollers and digital systems.
  • Flexible data storage: Supports both byte and word programming modes.
  • Sector erase capability: Allows selective erasure of specific memory sectors.
  • Hardware and software protection: Provides security features to prevent unauthorized access.
  • Fast operation: Offers high-speed read and write operations for efficient data handling.

Advantages and Disadvantages

Advantages

  • High storage capacity
  • Non-volatile nature ensures data retention
  • Low power consumption
  • Fast access time
  • Reliable performance

Disadvantages

  • Limited erase/program cycle endurance
  • Relatively higher cost compared to other memory technologies

Working Principles

AT49F1024-90VC utilizes the principles of flash EEPROM technology. It stores data by trapping electric charges in floating gate transistors, which can be electrically programmed and erased. The stored charges represent binary information, allowing the retrieval of data even when power is turned off.

Detailed Application Field Plans

AT49F1024-90VC finds applications in various electronic devices and systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

  • AT49F1024-70VC
  • AT49F1024-55VC
  • AT49F1024-45VC
  • AT49F1024-33VC

These alternative models offer different access times and may have slight variations in specifications, but they serve the same purpose as AT49F1024-90VC.

In conclusion, AT49F1024-90VC is a high-capacity non-volatile memory device that provides reliable data storage for various electronic applications. Its fast access time, low power consumption, and flexible features make it a suitable choice for many embedded systems and consumer electronics. However, its limited erase/program cycle endurance and relatively higher cost should be considered when selecting an alternative model.

技術ソリューションにおける AT49F1024-90VC 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 AT49F1024-90VC in technical solutions:

  1. Q: What is the AT49F1024-90VC? A: The AT49F1024-90VC is a 1-megabit (128K x 8) CMOS flash memory device with a 90ns access time.

  2. Q: What are some typical applications for the AT49F1024-90VC? A: The AT49F1024-90VC is commonly used in embedded systems, automotive electronics, industrial control systems, and consumer electronics.

  3. Q: How does the AT49F1024-90VC connect to a microcontroller or processor? A: The AT49F1024-90VC connects to a microcontroller or processor using a standard parallel interface, typically through address, data, and control lines.

  4. Q: Can the AT49F1024-90VC be used as a boot device? A: Yes, the AT49F1024-90VC can be used as a boot device in many systems, allowing the microcontroller or processor to start executing code from the flash memory on power-up.

  5. Q: What is the operating voltage range of the AT49F1024-90VC? A: The AT49F1024-90VC operates within a voltage range of 4.5V to 5.5V.

  6. Q: Does the AT49F1024-90VC support in-system programming (ISP)? A: No, the AT49F1024-90VC does not support in-system programming. It requires a separate programming device to write data into the flash memory.

  7. Q: Can the AT49F1024-90VC be used in high-temperature environments? A: Yes, the AT49F1024-90VC is designed to operate in a wide temperature range, typically from -40°C to +85°C, making it suitable for high-temperature environments.

  8. Q: What is the endurance of the AT49F1024-90VC? A: The AT49F1024-90VC has a minimum endurance of 100,000 program/erase cycles, ensuring reliable and long-lasting operation.

  9. Q: Does the AT49F1024-90VC have any security features? A: No, the AT49F1024-90VC does not have built-in security features such as hardware encryption or write protection.

  10. Q: Can the AT49F1024-90VC be replaced with a different flash memory device? A: Yes, depending on the specific requirements of the application, the AT49F1024-90VC can be replaced with other compatible flash memory devices with similar specifications.

Please note that these answers are general and may vary depending on the specific implementation and use case.