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AT24C256C-XHL-B
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AT24C256C-XHL-B

Product Overview

Category

The AT24C256C-XHL-B belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

It is used for non-volatile storage of data in various electronic devices, such as microcontrollers, sensors, and communication modules.

Characteristics

  • Non-volatile memory
  • I2C interface
  • Low power consumption
  • High reliability

Package

The AT24C256C-XHL-B is available in a small 8-pin SOIC package.

Essence

This EEPROM chip provides reliable and non-volatile data storage for electronic devices.

Packaging/Quantity

The AT24C256C-XHL-B is typically sold in reels containing multiple units.

Specifications

  • Memory Size: 256 Kbits (32 Kbytes)
  • Interface: I2C
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to 85°C
  • Write Cycle Endurance: 1,000,000 cycles
  • Data Retention: 100 years

Detailed Pin Configuration

The AT24C256C-XHL-B has the following pin configuration: 1. A0: Chip Address Input 2. A1: Chip Address Input 3. A2: Chip Address Input 4. GND: Ground 5. SDA: Serial Data 6. SCL: Serial Clock 7. WP: Write Protect 8. VCC: Power Supply

Functional Features

  • Byte and Page Write Modes
  • Random and Sequential Read Modes
  • Self-timed Write Cycle
  • Software Write Protection

Advantages

  • Low power consumption
  • High reliability and endurance
  • Small form factor
  • Easy integration with I2C interface

Disadvantages

  • Limited storage capacity compared to other memory technologies
  • Slower write speeds compared to volatile memory

Working Principles

The AT24C256C-XHL-B operates by using an I2C interface to communicate with the host device. It stores data in non-volatile memory cells, allowing for long-term retention of information even when power is removed.

Detailed Application Field Plans

The AT24C256C-XHL-B is commonly used in applications such as: - Data logging systems - Sensor calibration and configuration - Firmware storage for microcontrollers - System configuration storage for communication modules

Detailed and Complete Alternative Models

Some alternative models to the AT24C256C-XHL-B include: - AT24C512C-XHL-B: Higher capacity version - CAT24C256WI-GT3: Competing EEPROM chip with similar specifications - M24M02-DRMN6TP: EEPROM chip from a different manufacturer

In conclusion, the AT24C256C-XHL-B is a reliable and versatile EEPROM chip suitable for various electronic applications requiring non-volatile data storage.

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技術ソリューションにおける AT24C256C-XHL-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。

  1. What is the AT24C256C-XHL-B?

    • The AT24C256C-XHL-B is a 256Kbit (32,768 x 8) I2C-compatible EEPROM (Electrically Erasable Programmable Read-Only Memory) organized as 32,768 words of 8 bits each.

  2. What are the typical applications of the AT24C256C-XHL-B?

    • Typical applications include storing configuration data, storing user preferences, and providing non-volatile memory storage in various electronic devices.

  3. What is the operating voltage range for the AT24C256C-XHL-B?

    • The operating voltage range is from 1.7V to 5.5V, making it suitable for a wide range of applications.

  4. What is the maximum clock frequency supported by the AT24C256C-XHL-B?

    • The maximum clock frequency supported is 1MHz, allowing for efficient data transfer in various systems.

  5. How do you interface with the AT24C256C-XHL-B?

    • The AT24C256C-XHL-B uses an I2C-compatible interface, making it easy to integrate into designs with microcontrollers and other I2C devices.

  6. What are the write endurance and data retention specifications of the AT24C256C-XHL-B?

    • The AT24C256C-XHL-B has a minimum of 1,000,000 write cycles and can retain data for at least 100 years.

  7. Can the AT24C256C-XHL-B operate in harsh environmental conditions?

    • Yes, the AT24C256C-XHL-B is designed to operate in industrial temperature ranges (-40°C to +85°C), making it suitable for a wide range of environments.

  8. Does the AT24C256C-XHL-B have built-in security features?

    • The AT24C256C-XHL-B does not have built-in security features, so additional measures may be required to secure the data stored in the memory.

  9. What are the package options available for the AT24C256C-XHL-B?

    • The AT24C256C-XHL-B is available in various package options, including SOIC, TSSOP, and UDFN, providing flexibility for different design requirements.

  10. Are there any application notes or reference designs available for using the AT24C256C-XHL-B in technical solutions?

    • Yes, Microchip provides application notes, datasheets, and reference designs to assist engineers in integrating the AT24C256C-XHL-B into their technical solutions.