AT24C04AN-10SI-1.8

Product Overview

Category

AT24C04AN-10SI-1.8 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 AT24C04AN-10SI-1.8 can be erased and reprogrammed electronically, making it convenient for data updates.
• Non-volatile: The stored data remains intact even when power is removed.
• Low power consumption: This chip operates at low voltage levels, minimizing power consumption.
• High reliability: It offers excellent data retention and endurance characteristics.
• Small package size: The AT24C04AN-10SI-1.8 comes in a compact package, making it suitable for space-constrained applications.

Package and Quantity

The AT24C04AN-10SI-1.8 is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Memory capacity: 4 kilobits (512 bytes)
• Operating voltage: 1.8V
• Maximum clock frequency: 400 kHz
• Write cycle time: 5 ms (maximum)
• Data retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Pin Configuration

The AT24C04AN-10SI-1.8 has a total of 8 pins, which are assigned specific functions:

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 voltage

Functional Features

• Random access: The AT24C04AN-10SI-1.8 allows random read and write operations, enabling efficient data retrieval and modification.
• I2C interface: It supports the widely used I2C (Inter-Integrated Circuit) communication protocol, allowing easy integration with various microcontrollers and devices.
• Hardware write protection: The WP pin can be used to protect the memory from accidental writes, enhancing data security.

Advantages and Disadvantages

Advantages

• High reliability and endurance
• Low power consumption
• Compact package size
• Easy integration with I2C-based systems
• Hardware write protection for enhanced data security

Disadvantages

• Limited memory capacity (4 kilobits)
• Relatively slower write cycle time compared to some other EEPROM chips

Working Principles

The AT24C04AN-10SI-1.8 utilizes a floating-gate transistor structure to store and retrieve data. When writing data, an electric charge is applied to the floating gate, altering its electrical characteristics. This change in charge determines the stored data value. During reading, the charge level is measured, allowing the retrieval of the stored information.

Detailed Application Field Plans

The AT24C04AN-10SI-1.8 finds applications in various fields, including:

1. Embedded systems: Used for storing configuration settings, calibration data, and firmware updates in microcontroller-based systems.
2. Consumer electronics: Employed in devices like smart TVs, set-top boxes, and digital cameras for storing user preferences, device settings, and log data.
3. Automotive industry: Utilized for storing critical data in automotive electronic control units (ECUs), such as vehicle identification numbers (VINs), mileage, and fault codes.
4. Industrial automation: Used in programmable logic controllers (PLCs) and industrial control systems for storing configuration parameters, production data, and event logs.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit EEPROM chip with similar characteristics but lower memory capacity.
2. AT24C08AN-10SI-1.8: 8 kilobit EEPROM chip with the same voltage and package specifications as AT24C04AN-10SI-1.8 but higher memory capacity.
3. AT24C16AN-10SI-1.8: 16 kilobit EEPROM chip with the same voltage and package specifications as AT24C04AN-10SI-1.8 but higher memory capacity.

These alternative models offer different memory capacities to suit specific application requirements while maintaining compatibility with the AT24C04AN-10SI-1.8 in terms of voltage and package.

In conclusion, the AT24C04AN-10SI-1.8 is a reliable and versatile EEPROM chip suitable for various electronic devices.