AT24C256-10PC

Product Overview

Category

AT24C256-10PC 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 AT24C256-10PC 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 AT24C256-10PC is available in a 8-pin DIP (Dual Inline Package) format.

Essence

The essence of AT24C256-10PC lies in its ability to provide non-volatile data storage in a compact and reliable package.

Packaging/Quantity

This product is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

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

Pin Configuration

The AT24C256-10PC has 8 pins arranged as follows:

```

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| | | 1 2 3 4| | | | 8 7 6 5| |___________| ```

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

Functional Features

• Random access: Allows reading and writing of data at any memory location.
• Byte-level operations: Supports individual byte read and write operations.
• Page write mode: Enables faster writing of multiple bytes in a single operation.
• Software write protection: The WP pin can be used to protect the memory from accidental writes.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Retains data even without power supply.
• High capacity: Offers ample storage space for various applications.
• Low power consumption: Ideal for battery-powered devices.
• Reliable and durable: Ensures long-term data retention and endurance.

Disadvantages

• Limited rewrite cycles: The EEPROM has a finite number of write cycles.
• Slower write speed compared to other memory technologies.
• Relatively higher cost per bit compared to other memory types.

Working Principles

The AT24C256-10PC utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It uses an I2C interface to communicate with the host device. When data is written, it is stored in memory cells using electrical charges. Reading data involves retrieving the stored charges from the memory cells.

Detailed Application Field Plans

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

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers and IoT devices.
2. Automotive Electronics: Employed for storing critical data like mileage, vehicle identification numbers (VIN), and calibration data.
3. Consumer Electronics: Used in devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences and settings.
4. Industrial Automation: Utilized for storing parameters, calibration data, and production logs in programmable logic controllers (PLCs) and industrial control systems.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) capacity EEPROM chip.
2. AT24C04: 4 kilobits (512 bytes) capacity EEPROM chip.
3. AT24C64: 64 kilobits (8 kilobytes) capacity EEPROM chip.
4. AT24CM02: 2 megabits (256 kilobytes) capacity EEPROM chip.

These alternative models offer different storage capacities to suit various application requirements.

In conclusion, the AT24C256-10PC is a versatile EEPROM chip that provides reliable non-volatile data storage in a compact package. Its high capacity, low power consumption, and durability make it suitable for a wide range of applications in different industries.