AT24C256W-10SC-2.7

Product Overview

Category

AT24C256W-10SC-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for storing and retrieving data in electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: The stored data is retained even when power is removed.
• High storage capacity: The AT24C256W-10SC-2.7 has a capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Fast write and read operations: The chip supports high-speed data transfer.
• Reliable data retention: The stored data can be retained for up to 100 years.

Package

The AT24C256W-10SC-2.7 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to provide non-volatile memory storage with high capacity and fast access times.

Packaging/Quantity

The AT24C256W-10SC-2.7 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Operating voltage: 2.7V to 5.5V
• Maximum clock frequency: 1 MHz
• Write cycle time: 10 ms (maximum)
• Data retention: 100 years (minimum)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The AT24C256W-10SC-2.7 has a total of 8 pins, which are assigned specific functions:

1. A0: Chip address input pin 0
2. A1: Chip address input pin 1
3. A2: Chip address input pin 2
4. GND: Ground connection
5. SDA: Serial data input/output
6. SCL: Serial clock input
7. WP: Write protect input
8. VCC: Power supply voltage

Functional Features

• Random access: The AT24C256W-10SC-2.7 allows for random read and write operations.
• Page write mode: It supports the ability to write multiple bytes of data in a single operation.
• Software write protection: The chip can be configured to protect specific memory areas from being overwritten.
• Hardware write protection: The WP pin can be used to enable or disable write operations.

Advantages and Disadvantages

Advantages

• High storage capacity
• Low power consumption
• Fast data transfer
• Long data retention period
• Flexible write protection options

Disadvantages

• Relatively slower write cycle time compared to some other EEPROM chips
• Limited availability of alternative models with similar specifications

Working Principles

The AT24C256W-10SC-2.7 utilizes electrically controlled floating gate transistors to store and retrieve data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the stored charge is measured to determine the stored data.

Detailed Application Field Plans

The AT24C256W-10SC-2.7 finds applications in various fields, including: - Embedded systems - Industrial automation - Automotive electronics - Smart home devices - Medical equipment

Detailed and Complete Alternative Models

While the AT24C256W-10SC-2.7 is a widely used EEPROM chip, there are alternative models available with similar functionality and specifications. Some notable alternatives include: - AT24C256C-SSHL-T: Similar capacity and features, but with a different package. - CAT24C256WI-GT3: Comparable specifications and pin configuration.

These alternative models can be considered based on specific project requirements and availability.

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