AT24C256-10PC-2.7

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: High-density, low-power, serial EEPROM
• Package: 8-pin DIP (Dual Inline Package)
• Essence: Data storage and retrieval in electronic systems
• Packaging/Quantity: Tray packaging, available in various quantities

Specifications

• Part Number: AT24C256-10PC-2.7
• Memory Size: 256 kilobits (32 kilobytes)
• Operating Voltage: 2.7V to 5.5V
• Speed Grade: 10 MHz
• Interface: I2C (Two-wire Serial Interface)
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Detailed Pin Configuration

The AT24C256-10PC-2.7 has the following pin configuration:

| Pin No. | Pin Name | Description | |---------|----------|-------------| | 1 | A0 | Address Input 0 | | 2 | A1 | Address Input 1 | | 3 | A2 | Address Input 2 | | 4 | GND | Ground | | 5 | SDA | Serial Data Input/Output | | 6 | SCL | Serial Clock Input | | 7 | WP | Write Protect | | 8 | VCC | Power Supply |

Functional Features

• High-density memory storage for data retention in electronic systems.
• Low power consumption, suitable for battery-powered devices.
• Serial interface allows easy integration with microcontrollers.
• I2C protocol enables simple communication with other devices.
• Write protection feature prevents accidental data modification.

Advantages

• Large memory capacity for storing significant amounts of data.
• Low power consumption extends battery life in portable devices.
• Compact package size facilitates space-constrained designs.
• I2C interface simplifies integration with microcontrollers.
• High endurance ensures reliable and long-lasting data storage.

Disadvantages

• Limited write cycle endurance compared to other memory technologies.
• Slower write cycle time may impact performance in certain applications.
• Requires an external power supply for operation.
• Vulnerable to electrical noise and interference.

Working Principles

The AT24C256-10PC-2.7 is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes a floating gate transistor structure to store and retrieve digital information. The memory cells can be electrically programmed and erased, allowing non-volatile data storage. The I2C interface enables communication between the IC and the controlling microcontroller, facilitating data read and write operations.

Detailed Application Field Plans

The AT24C256-10PC-2.7 finds applications in various fields, including: 1. Consumer Electronics: Used for storing configuration settings, user preferences, and firmware updates in devices like TVs, set-top boxes, and audio systems. 2. Automotive: Employed for data logging, storing calibration parameters, and firmware updates in automotive electronic control units (ECUs). 3. Industrial Automation: Utilized for storing production data, machine parameters, and system configurations in programmable logic controllers (PLCs) and industrial control systems. 4. Medical Devices: Used for storing patient data, device settings, and firmware updates in medical equipment like patient monitors and infusion pumps. 5. IoT Devices: Integrated into smart home devices, wearables, and sensor nodes for data storage and firmware updates.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) EEPROM with similar features and I2C interface.
2. AT24C04: 4 kilobit (512 bytes) EEPROM with higher endurance and I2C interface.
3. AT24C512: 512 kilobit (64 kilobytes) EEPROM with larger memory capacity and I2C interface.

(Note: This is not an exhaustive list of alternative models, but provides a few examples.)

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