AT24C04-10PC

Product Overview

Category

AT24C04-10PC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT24C04-10PC 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, without requiring physical removal of the chip.
• High storage capacity: The AT24C04-10PC 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 utilizes the I2C (Inter-Integrated Circuit) protocol for communication with other devices.

Package

The AT24C04-10PC chip is available in a DIP (Dual In-line Package) format. This package type consists of two parallel rows of pins, which can be easily inserted into a socket or soldered onto a circuit board.

Essence

The essence of the AT24C04-10PC chip lies in its ability to store and retrieve data reliably, even in the absence of power. This makes it an essential component for applications that require non-volatile memory.

Packaging/Quantity

The AT24C04-10PC chip is typically packaged in tubes or trays, with each tube or tray containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

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

Detailed Pin Configuration

The AT24C04-10PC chip has a total of 8 pins, each serving a specific purpose. The pin configuration is as follows:

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

Read and Write Operations

The AT24C04-10PC chip supports both read and write operations. It allows for easy retrieval of stored data and enables users to update or modify the data as required.

I2C Communication

The chip utilizes the I2C protocol for communication with other devices. This enables seamless integration into various electronic systems that support I2C communication.

Write Protection

The AT24C04-10PC chip includes a Write Protect (WP) pin, which can be used to protect the stored data from being overwritten accidentally. When the WP pin is enabled, write operations are disabled, ensuring the integrity of the stored information.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Electrically erasable and reprogrammable, allowing for easy updates.
• Low power consumption makes it suitable for battery-powered devices.
• Compact DIP package facilitates easy integration into circuit designs.
• I2C interface enables seamless communication with other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some other memory types.
• Vulnerable to electromagnetic interference due to its non-shielded package.

Working Principles

The AT24C04-10PC chip utilizes a combination of floating gate transistors and electrically isolated gates to store and retrieve data. When data is written, 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 for accurate retrieval of the stored data.

Detailed Application Field Plans

The AT24C04-10PC chip finds applications in various electronic devices and systems, including but not limited to:

1. Consumer Electronics: Used in televisions, audio players, and remote controls for storing user preferences and settings.
2. Automotive Systems: Employed in car infotainment systems, instrument clusters, and keyless entry systems for data storage and retrieval.
3. Industrial Automation: Utilized in programmable logic controllers (PLCs) and industrial control systems for storing configuration parameters and operating data.
4. Medical Devices: Integrated into medical equipment for storing patient data, device settings, and calibration information.
5. Smart Grids: Used in energy management systems and smart meters for storing consumption data and system configurations.