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AT24C256BW-SH-B
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AT24C256BW-SH-B

Product Overview

Category

AT24C256BW-SH-B belongs to the category of EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is primarily used for non-volatile data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

  • Non-volatile: The stored data remains even when power is removed.
  • Electrically erasable and programmable: Allows for easy modification of stored data.
  • High storage capacity: The AT24C256BW-SH-B has a capacity of 256 kilobits (32 kilobytes).
  • Low power consumption: Operates at low voltage levels, making it energy-efficient.
  • High reliability: Offers robust performance and long-term data retention.
  • Wide temperature range: Can operate in extreme temperature conditions (-40°C to +85°C).

Package

The AT24C256BW-SH-B comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

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

Packaging/Quantity

The AT24C256BW-SH-B is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Memory Capacity: 256 kilobits (32 kilobytes)
  • Interface: I2C (Inter-Integrated Circuit)
  • Supply Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Write Cycle Endurance: 1 million cycles
  • Data Retention: 100 years

Detailed Pin Configuration

The AT24C256BW-SH-B has the following pin configuration:

  1. A0: Address Input
  2. A1: Address Input
  3. A2: Address Input
  4. GND: Ground
  5. SDA: Serial Data Input/Output
  6. SCL: Serial Clock Input
  7. WP: Write Protect
  8. VCC: Supply Voltage

Functional Features

  • Random Access: Allows for reading and writing data at any memory location.
  • Page Write Mode: Enables multiple bytes to be written in a single write operation, improving efficiency.
  • Software Write Protection: Provides the option to protect specific memory areas from being modified.
  • Hardware Write Protection: Allows for write protection of the entire memory array using the WP pin.

Advantages and Disadvantages

Advantages

  • High storage capacity
  • Low power consumption
  • Wide temperature range
  • Reliable data retention
  • Easy modification of stored data

Disadvantages

  • Limited endurance (1 million write cycles)
  • Requires an I2C interface for communication

Working Principles

The AT24C256BW-SH-B utilizes EEPROM technology to store data. It consists of a grid of memory cells that can be individually programmed or erased electrically. The data is stored as charge on floating gate transistors within each memory cell. Reading, writing, and erasing operations are performed through the I2C interface.

Detailed Application Field Plans

The AT24C256BW-SH-B finds applications in various fields, including: - Automotive electronics - Industrial automation - Medical devices - Consumer electronics - Communication systems

Detailed and Complete Alternative Models

Some alternative models to the AT24C256BW-SH-B include: - AT24C01A - AT24C02B - AT24C04C - AT24C08D - AT24C16E - AT24C32F - AT24C64G - AT24C128H - AT24C512I

These models offer different memory capacities to suit specific requirements.

Word count: 514 words

技術ソリューションにおける AT24C256BW-SH-B 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 AT24C256BW-SH-B in technical solutions:

  1. Q: What is the AT24C256BW-SH-B? A: The AT24C256BW-SH-B is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip with a capacity of 256 kilobits (32 kilobytes). It is commonly used for storing non-volatile data in various electronic devices.

  2. Q: What is the operating voltage range of the AT24C256BW-SH-B? A: The AT24C256BW-SH-B operates within a voltage range of 1.7V to 5.5V, making it compatible with a wide range of systems.

  3. Q: How is the AT24C256BW-SH-B interfaced with a microcontroller or other devices? A: The AT24C256BW-SH-B uses an I2C (Inter-Integrated Circuit) interface, which allows for easy communication with microcontrollers and other devices supporting the I2C protocol.

  4. Q: What is the maximum clock frequency supported by the AT24C256BW-SH-B? A: The AT24C256BW-SH-B supports a maximum clock frequency of 1 MHz, allowing for fast data transfer rates.

  5. Q: Can the AT24C256BW-SH-B be used in both read and write operations? A: Yes, the AT24C256BW-SH-B supports both read and write operations, allowing for data storage as well as retrieval.

  6. Q: Is the data stored in the AT24C256BW-SH-B retained even when power is disconnected? A: Yes, the AT24C256BW-SH-B is a non-volatile memory, meaning that the stored data is retained even when power is disconnected.

  7. Q: What is the endurance of the AT24C256BW-SH-B? A: The AT24C256BW-SH-B has an endurance rating of 1 million write cycles, ensuring reliable and long-lasting data storage.

  8. Q: Can multiple AT24C256BW-SH-B chips be connected together in a system? A: Yes, multiple AT24C256BW-SH-B chips can be connected together on the same I2C bus, allowing for increased storage capacity if needed.

  9. Q: Does the AT24C256BW-SH-B have any built-in security features? A: No, the AT24C256BW-SH-B does not have built-in security features. Additional measures may need to be implemented if data security is a concern.

  10. Q: What are some common applications of the AT24C256BW-SH-B? A: The AT24C256BW-SH-B is commonly used in various technical solutions such as embedded systems, IoT devices, data loggers, smart meters, and industrial control systems for storing configuration data, calibration values, and other non-volatile information.

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