AT24C256-10PI

Product Overview

Category

AT24C256-10PI 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, computers, and consumer electronics.

Characteristics

• Non-volatile: The stored data remains even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High capacity: The AT24C256-10PI has a storage capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates at low voltage and consumes minimal power.
• High reliability: The EEPROM technology ensures reliable data retention and endurance.

Package

The AT24C256-10PI is available in an 8-pin DIP (Dual Inline Package) format. This package provides easy integration into various circuit designs.

Essence

The essence of the AT24C256-10PI is its ability to store and retrieve digital information reliably and efficiently. It offers a cost-effective solution for non-volatile memory requirements in electronic systems.

Packaging/Quantity

The AT24C256-10PI is typically packaged in tubes or trays, with each tube or tray containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Operating Voltage: 2.7V to 5.5V
• Maximum Clock Frequency: 1 MHz
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The AT24C256-10PI has eight pins, each serving a specific function:

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: Power Supply

Functional Features

• Random Access: Allows reading and writing data at any memory location.
• Byte-Level Operations: Supports individual byte read, write, and erase operations.
• Sequential Read: Enables sequential reading of multiple bytes without the need for repeated address input.
• Hardware Write Protection: The WP pin can be used to protect the memory from accidental writes.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable and reprogrammable, allowing for flexibility in data management.
• High capacity provides ample space for storing large amounts of data.
• Low power consumption makes it suitable for battery-powered devices.
• Reliable and durable EEPROM technology ensures long-term data integrity.

Disadvantages

• Limited write endurance compared to other memory technologies.
• Slower write cycle time compared to volatile memory types.
• Relatively higher cost per bit compared to some other memory options.

Working Principles

The AT24C256-10PI utilizes EEPROM technology, which consists of a grid of memory cells that can be individually programmed or erased. It employs a combination of transistors and capacitors to store and retrieve digital information. When data is written, the electrical charge is stored in the memory cell, and when data is read, the charge is detected and interpreted as binary information.

Detailed Application Field Plans

The AT24C256-10PI finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers and embedded systems.
2. Consumer Electronics: Employed in devices like smart TVs, set-top boxes, and audio systems for storing user preferences and system data.
3. Industrial Automation: Utilized for data logging, parameter storage, and configuration management in industrial control systems.
4. Automotive Electronics: Integrated into automotive modules for storing critical data, such as calibration settings and vehicle-specific configurations.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) EEPROM chip.
2. AT24C04: 4 kilobit (512 bytes) EEPROM chip.
3. AT24C64: 64 kilobit (8 kilobytes) EEPROM chip.
4. AT24C1024: 1024 kilobit (128 kilobytes) EEPROM chip.

These alternative models offer varying capacities to suit different memory requirements.

In conclusion, the AT24C256-10PI is a versatile EEPROM chip that provides reliable non-volatile memory storage. With its high capacity, low power consumption, and ease of integration, it finds applications in diverse electronic systems across multiple industries.

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