AT24C04-10PI

Product Overview

Category

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

Use

This product is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Electrically erasable: The AT24C04-10PI can be erased and reprogrammed electronically, making it convenient for data updates.
• Non-volatile: The stored data remains intact even when power is removed.
• High storage capacity: This chip has a storage capacity of 4 kilobits (512 bytes).
• Low power consumption: The AT24C04-10PI operates on low power, making it suitable for battery-powered devices.

Package

The AT24C04-10PI comes in an 8-pin DIP (Dual Inline Package) format.

Essence

This EEPROM chip allows for reliable and long-term data storage, ensuring that critical information is preserved even during power interruptions or system shutdowns.

Packaging/Quantity

The AT24C04-10PI is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Memory capacity: 4 kilobits (512 bytes)
• Operating voltage: 2.7V to 5.5V
• Maximum clock frequency: 400 kHz
• Write cycle time: 5 ms (maximum)
• Data retention: 100 years (minimum)

Pin Configuration

The AT24C04-10PI has the following pin configuration:

1. A0 - Address input bit 0
2. A1 - Address input bit 1
3. A2 - Address input bit 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

• Random access: The AT24C04-10PI allows for random access to any memory location, enabling efficient data retrieval.
• Sequential read and write operations: This chip supports sequential read and write operations, enhancing data transfer speed.
• Hardware write protection: The WP pin can be used to protect the stored data from accidental overwriting.

Advantages and Disadvantages

Advantages

• High storage capacity
• Low power consumption
• Electrically erasable and reprogrammable
• Long data retention period
• Compact package size

Disadvantages

• Relatively slower write cycle time compared to other EEPROM chips
• Limited address space (512 bytes)

Working Principles

The AT24C04-10PI utilizes a floating-gate transistor structure to store data. When programming or erasing, an electric charge is applied to the floating gate, altering its electrical characteristics. This change in charge determines the stored data value. During read operations, the stored charge is measured, allowing the retrieval of the stored information.

Detailed Application Field Plans

The AT24C04-10PI finds applications in various fields, including:

1. Embedded systems: Used for storing configuration settings, calibration data, and firmware updates in microcontrollers.
2. Computer peripherals: Employed for storing device-specific parameters, such as printer settings and network configurations.
3. Consumer electronics: Utilized for storing user preferences, log data, and system settings in devices like smart TVs, set-top boxes, and audio equipment.
4. Automotive industry: Integrated into electronic control units (ECUs) for storing critical vehicle data, such as mileage, fault codes, and calibration values.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) EEPROM chip.
2. AT24C02: 2 kilobits (256 bytes) EEPROM chip.
3. AT24C08: 8 kilobits (1024 bytes) EEPROM chip.
4. AT24C16: 16 kilobits (2048 bytes) EEPROM chip.
5. AT24C64: 64 kilobits (8192 bytes) EEPROM chip.

These alternative models offer varying storage capacities to suit different application requirements.

In conclusion, the AT24C04-10PI is a versatile EEPROM chip that provides reliable and non-volatile data storage capabilities. With its high storage capacity, low power consumption, and electrically erasable nature, it finds applications in diverse fields such as embedded systems, computer peripherals, consumer electronics, and the automotive industry.