AT24C04A-10PI

Product Overview

Category

AT24C04A-10PI belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT24C04A-10PI chip is primarily used for non-volatile data storage in various electronic devices. It allows for easy reading and writing of data even when power is turned off.

Characteristics

• Non-volatile: The stored data remains intact even when power is disconnected.
• Electrically erasable: Data can be erased and reprogrammed electronically, eliminating the need for physical erasure.
• High storage capacity: The AT24C04A-10PI has a storage capacity of 4 kilobits (512 bytes).
• Low power consumption: The chip operates on low power, making it suitable for battery-powered devices.
• I2C interface: It uses the I2C protocol for communication with other devices.

Package

The AT24C04A-10PI chip is available in a DIP-8 package, which consists of eight pins arranged in a dual in-line configuration.

Essence

The essence of the AT24C04A-10PI chip lies in its ability to provide reliable and non-volatile data storage in a compact and easily integrable form factor.

Packaging/Quantity

The AT24C04A-10PI chip is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Storage Capacity: 4 kilobits (512 bytes)
• Operating Voltage: 1.7V to 5.5V
• Maximum Clock Frequency: 400 kHz
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 100 years (minimum)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT24C04A-10PI chip has 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: The chip allows for random access to any memory location, enabling efficient data retrieval.
• Byte-Level Read/Write: Data can be read from or written to the chip at the byte level, providing flexibility in data manipulation.
• Hardware Write Protection: The WP pin can be used to protect the stored data from accidental writes.
• Acknowledge Support: The chip supports acknowledge signals during data transfer, ensuring reliable communication.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• Electrically erasable capability eliminates the need for physical erasure.
• Low power consumption makes it suitable for battery-powered devices.
• Compact form factor enables easy integration into various electronic systems.
• I2C interface allows for simple and standardized communication with other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write cycle time may impact performance in certain applications.
• Susceptible to electromagnetic interference due to its small size.

Working Principles

The AT24C04A-10PI chip utilizes electrically controlled floating gate transistors to store and retrieve data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the stored charge is measured, allowing the retrieval of the stored data.

Detailed Application Field Plans

The AT24C04A-10PI chip finds applications in various electronic devices, including but not limited to:

1. Consumer Electronics: Used for storing configuration settings, user preferences, and other non-volatile data in devices such as TVs, set-top boxes, and audio systems.
2. Industrial Automation: Employed in industrial control systems for storing critical parameters, calibration data, and event logs.
3. Automotive Electronics: Integrated into automotive modules for storing vehicle-specific data, firmware updates, and diagnostic information.
4. Medical Devices: Utilized in medical equipment for storing patient data, device configurations, and usage logs.

Detailed and Complete Alternative Models

1. AT24C01A-10PU: 1 kilobit (128 bytes) EEPROM chip with similar characteristics and package.
2. AT24C08A-10PI: 8 kilobit (1024 bytes) EEPROM chip with similar characteristics and package.
3. AT24C16A-10PU: 16 kilobit (2048 bytes) EEPROM chip with similar characteristics and package.
4. AT24C64A-10PI: