24AA256T-I/SN

Product Overview

Category

The 24AA256T-I/SN belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Non-volatile: Retains stored data even when power is removed.
• Electrically erasable: Allows for easy modification of stored data.
• High storage capacity: The 24AA256T-I/SN has a capacity of 256 kilobits (32 kilobytes).
• Low power consumption: Operates at low voltage levels, minimizing energy usage.
• Fast write and read operations: Enables efficient data transfer.

Package

The 24AA256T-I/SN is available in an industry-standard 8-pin small outline integrated circuit (SOIC) package.

Essence

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

Packaging/Quantity

The 24AA256T-I/SN is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory capacity: 256 kilobits (32 kilobytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million write cycles
• Data retention: Up to 200 years
• Interface: I2C (2-wire serial bus)

Detailed Pin Configuration

The 24AA256T-I/SN has the following pin configuration:

1. VCC: Power supply voltage
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect (optional)
5. VSS: Ground
6. NC: No connection
7. A0: Chip address selection bit 0
8. A1: Chip address selection bit 1

Functional Features

• Random access: Allows for reading and writing data at any memory location.
• Page write mode: Supports efficient programming of multiple bytes in a single operation.
• Software write protection: Provides the ability to protect specific memory areas from accidental modification.
• Sequential read mode: Enables fast consecutive reading of data without requiring repeated addressing.

Advantages and Disadvantages

Advantages

• High storage capacity for a wide range of applications.
• Low power consumption, making it suitable for battery-powered devices.
• Fast write and read operations enhance overall system performance.
• Software write protection ensures data integrity.

Disadvantages

• Limited endurance of write cycles may be a concern in certain high-write applications.
• Relatively small package size may pose challenges in space-constrained designs.

Working Principles

The 24AA256T-I/SN utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electric charges within floating gate transistors. These charges can be added or removed using electrical signals, allowing for data modification. The stored data remains intact even when power is removed, making it non-volatile.

Detailed Application Field Plans

The 24AA256T-I/SN finds applications in various fields, including but not limited to: - Automotive electronics - Industrial control systems - Medical devices - Consumer electronics - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 24AA256T-I/SN include: - AT24C256C-SSHL-T by Microchip Technology Inc. - CAT24C256WI-GT3 by ON Semiconductor - M24M02-RMN6TPB by STMicroelectronics

These alternative models provide comparable storage capacity, interface compatibility, and operating characteristics.

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