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AT28BV256-20SA

AT28BV256-20SA

Product Overview

Category

The AT28BV256-20SA belongs to the category of non-volatile memory devices.

Use

It is used for storing data in electronic devices, providing a reliable and long-term storage solution.

Characteristics

  • Non-volatile: Retains stored data even when power is removed.
  • High-speed operation: Offers fast read and write access times.
  • Low power consumption: Ideal for battery-powered devices.
  • Durable: Withstands a wide range of environmental conditions.

Package

The AT28BV256-20SA is typically available in a compact and durable package suitable for surface mount applications.

Essence

The essence of the AT28BV256-20SA lies in its ability to provide secure and persistent data storage for various electronic systems.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on customer requirements.

Specifications

  • Capacity: 256 kilobits (32K x 8)
  • Operating Voltage: 2.7V - 3.6V
  • Speed: 200ns
  • Interface: Parallel
  • Operating Temperature: -40°C to 85°C
  • Package Type: 28-lead SOIC

Detailed Pin Configuration

The detailed pin configuration of the AT28BV256-20SA includes 28 pins arranged in a specific order to facilitate proper interfacing with the host system.

Functional Features

The AT28BV256-20SA offers: - Random access for reading and writing data. - Low standby current, enabling power-efficient operation. - Built-in write protection to prevent accidental data modification.

Advantages

  • Reliable data retention without the need for power supply.
  • Fast access times for efficient data retrieval.
  • Low power consumption, making it suitable for portable devices.

Disadvantages

  • Limited capacity compared to newer memory technologies.
  • Slower write speeds compared to some modern alternatives.

Working Principles

The AT28BV256-20SA utilizes a combination of semiconductor technology and non-volatile memory cells to store and retrieve data. When powered, it allows for random access to read and write operations.

Detailed Application Field Plans

The AT28BV256-20SA finds application in various fields such as: - Consumer electronics - Industrial automation - Automotive systems - Medical devices

Detailed and Complete Alternative Models

Some alternative models to the AT28BV256-20SA include: - AT45DB321E - SST25VF032B - W25Q32JV

In conclusion, the AT28BV256-20SA serves as a reliable non-volatile memory solution with its high-speed operation, low power consumption, and durability. It finds application in diverse industries and is complemented by alternative models offering similar functionalities.

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技術ソリューションにおける AT28BV256-20SA 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。

  1. What is the AT28BV256-20SA?

    • The AT28BV256-20SA is a 256K (32,768 x 8) bit EEPROM with a 3-wire serial interface.

  2. What are the key features of the AT28BV256-20SA?

    • The key features include a low-voltage and standard-voltage operation, a fast read access time, and a software data protection feature.

  3. What are the typical applications of the AT28BV256-20SA?

    • Typical applications include storing configuration parameters in various electronic systems, such as industrial control systems, automotive electronics, and consumer electronics.

  4. What is the operating voltage range of the AT28BV256-20SA?

    • The operating voltage range is from 2.7V to 3.6V for the AT28BV256-20SA.

  5. What is the maximum clock frequency supported by the AT28BV256-20SA?

    • The maximum clock frequency supported is 5MHz.

  6. How does the software data protection feature work in the AT28BV256-20SA?

    • The software data protection feature allows the user to protect against inadvertent write operations by using a software command.

  7. Can the AT28BV256-20SA be used in automotive applications?

    • Yes, the AT28BV256-20SA is suitable for use in automotive applications due to its wide operating voltage range and robust performance.

  8. What are the advantages of using the AT28BV256-20SA in industrial control systems?

    • The advantages include its reliability, low power consumption, and ease of integration into existing designs.

  9. Does the AT28BV256-20SA support sequential read operations?

    • Yes, the AT28BV256-20SA supports sequential read operations, allowing for efficient data retrieval.

  10. Are there any specific considerations for PCB layout when using the AT28BV256-20SA?

    • It is recommended to follow the manufacturer's guidelines for PCB layout, including proper decoupling and signal routing to ensure reliable operation.

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