AT24C04C-PUM

The AT24C04C-PUM is a 4Kbit (512 x 8) I2C-compatible EEPROM (Electrically Erasable Programmable Read-Only Memory) that offers non-volatile storage with easy interfacing. It features a wide operating voltage range and low power consumption, making it suitable for various embedded systems and storage applications.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• A0-A2: Device Address Inputs
• WP: Write Protect
• VSS: Ground
• SCL: Serial Clock Input
• SDA: Serial Data Input/Output
• VCC: Supply Voltage

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the AT24C04C-PUM EEPROM for a visual representation.

Key Features

• 4Kbit Capacity: Provides 4Kbits of non-volatile memory storage, organized in 512 bytes.
• I2C-Compatible Interface: Supports communication over the I2C bus, enabling easy integration with microcontrollers and other devices.
• Wide Operating Voltage Range: Operates from 1.7V to 5.5V, allowing for compatibility with a range of systems.
• Low Power Consumption: Consumes minimal power during read and write operations, ideal for battery-powered applications.
• Write Protection: Includes a write protect feature (WP pin) for added data security.

Note: For detailed technical specifications, please refer to the AT24C04C-PUM datasheet.

Application

• Embedded Systems: Ideal for storing configuration data, calibration values, and other parameters in embedded systems.
• Data Logging: Suitable for data logging applications where non-volatile storage is required.
• Security Systems: Used in security systems for storing access control data, user profiles, and event logs.

Functionality

The AT24C04C-PUM EEPROM provides reliable non-volatile storage that can be easily accessed and controlled via the I2C interface. It offers a convenient solution for saving critical data in various electronic applications.

Usage Guide

• Power Supply: Connect VCC (Pin 6) to the supply voltage within the operating range (1.7V to 5.5V).
• Communication: Interface the SCL (Pin 4) and SDA (Pin 5) pins with the corresponding lines on the microcontroller for I2C communication.
• Write Protection: Use the WP (Pin 2) pin to enable or disable the write protection feature as needed.

Frequently Asked Questions

Q: Can the AT24C04C-PUM retain data without power?
A: Yes, the AT24C04C-PUM is an EEPROM, meaning it can retain stored data even when power is removed, providing non-volatile storage capability.

Q: Is the AT24C04C-PUM compatible with 5V systems?
A: Yes, the AT24C04C-PUM can operate within a wide voltage range of 1.7V to 5.5V, making it compatible with 5V systems.