AT24C04C-PUM

Product Overview

Category: Integrated Circuit (IC)

Use: The AT24C04C-PUM is a 4K-bit Electrically Erasable Programmable Read-Only Memory (EEPROM) IC. It is commonly used for non-volatile data storage in various electronic devices.

Characteristics: - Low power consumption - High reliability and endurance - Small form factor - Wide operating voltage range - I2C interface for easy integration

Package: The AT24C04C-PUM is available in an 8-pin PDIP (Plastic Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package.

Essence: This IC is designed to provide reliable and non-volatile memory storage for electronic devices, ensuring data integrity even during power loss or system shutdown.

Packaging/Quantity: The AT24C04C-PUM is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Size: 4 Kilobits (512 bytes)
• Operating Voltage Range: 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 AT24C04C-PUM has the following pin configuration:

____ A0 |1 8| VCC A1 |2 7| WP A2 |3 6| SDA GND |4___5| SCL

• A0, A1, A2: Address Input Pins
• VCC: Power Supply Voltage
• WP: Write Protect Pin
• SDA: Serial Data Input/Output
• SCL: Serial Clock Input

Functional Features

1. Non-Volatile Memory: The AT24C04C-PUM retains data even when power is disconnected, making it suitable for storing critical information.
2. I2C Interface: The IC utilizes the widely adopted I2C communication protocol, allowing easy integration with microcontrollers and other devices.
3. High Reliability: With a write cycle endurance of 1 million cycles and data retention of 100 years, the AT24C04C-PUM ensures long-term reliability.
4. Low Power Consumption: The IC operates at low power levels, making it ideal for battery-powered applications.

Advantages and Disadvantages

Advantages: - Small form factor enables space-efficient designs. - Wide operating voltage range allows compatibility with various systems. - High reliability ensures data integrity over extended periods. - Easy integration with microcontrollers using the I2C interface.

Disadvantages: - Limited memory size (4K bits) may not be sufficient for certain applications requiring larger storage capacity. - Slower write speeds compared to other memory technologies.

Working Principles

The AT24C04C-PUM uses an electrically erasable programmable read-only memory (EEPROM) technology. It stores data in non-volatile memory cells that can be electrically programmed and erased. The I2C interface facilitates communication between the IC and the controlling device, allowing data to be written or read from the memory.

Detailed Application Field Plans

The AT24C04C-PUM finds applications in various electronic devices, including but not limited to: 1. Consumer Electronics: Used for storing configuration settings, user preferences, and calibration data in TVs, audio systems, and remote controls. 2. Industrial Control Systems: Provides non-volatile memory storage for critical parameters, such as sensor calibration data, in industrial automation equipment. 3. Automotive Electronics: Used for storing vehicle-specific settings, such as seat position, mirror adjustments, and audio presets. 4. Medical Devices: Stores patient data, device configurations, and calibration information in medical equipment.

Detailed and Complete Alternative Models

1. AT24C01A: 1K-bit EEPROM IC with similar characteristics and package options.
2. AT24C08C: 8K-bit EEPROM IC with higher memory capacity but otherwise similar specifications.
3. AT24C16C: 16K-bit EEPROM IC with double the memory capacity of AT24C04C-PUM.

These alternative models provide different memory capacities to suit specific application requirements while maintaining compatibility with the I2C interface and similar package options.

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