AT24C256C-MAHL-E

Product Overview

Category

AT24C256C-MAHL-E 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 intact even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High capacity: The AT24C256C-MAHL-E 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 AT24C256C-MAHL-E is available in an 8-pin SOP (Small Outline Package) format.

Essence

The essence of this product lies in its ability to provide non-volatile memory storage that can be easily programmed and erased electronically.

Packaging/Quantity

The AT24C256C-MAHL-E is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory 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

Detailed Pin Configuration

The AT24C256C-MAHL-E features the following pin configuration:

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 of data at any memory location.
• Page Write Mode: Enables multiple bytes to be written in a single write operation, improving efficiency.
• Write Protection: The WP pin can be used to protect the memory from accidental writes.
• Software Write Protection: Additional software-based protection mechanisms can be implemented to prevent unauthorized access.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data remains intact even without power.
• High capacity: Ample storage space for various applications.
• Easy to use: Simple interface and straightforward programming.
• Low power consumption: Ideal for battery-powered devices.
• Reliable: Ensures data retention and endurance.

Disadvantages

• Limited write endurance: 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 AT24C256C-MAHL-E utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It operates on the I2C interface, enabling easy communication with microcontrollers and other devices. The memory is organized into multiple pages, and data can be read or written at any specific address within the memory array.

Detailed Application Field Plans

The AT24C256C-MAHL-E finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems.
2. Industrial Automation: Employed for data logging, parameter storage, and device identification in industrial control systems.
3. Automotive Electronics: Utilized for storing critical data, such as mileage, calibration settings, and vehicle identification information.
4. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences, channel lists, and firmware updates.

Detailed and Complete Alternative Models

1. AT24C01A-MAHL-T: 1 kilobit (128 bytes) EEPROM with similar features and package.
2. AT24C512C-MAHL-E: 512 kilobits (64 kilobytes) EEPROM with higher capacity.
3. AT24CM02-SSHM-T: 2 megabits (256 kilobytes) EEPROM with extended temperature range.

These alternative models offer different memory capacities and may have variations in operating voltage, package type, or other specifications.