24LC04BT-I/OT

Product Overview

Category

The 24LC04BT-I/OT belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Electrically erasable: The 24LC04BT-I/OT allows for easy erasure and reprogramming of data.
• Non-volatile: The stored data remains intact even when power is removed.
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.
• High reliability: It offers robust data retention and endurance characteristics.
• Small form factor: The 24LC04BT-I/OT comes in a compact package, saving valuable board space.

Package

The 24LC04BT-I/OT is available in an SOT-23 package, which is a small surface-mount package with three leads.

Essence

The essence of the 24LC04BT-I/OT lies in its ability to provide reliable and non-volatile data storage in a compact form factor.

Packaging/Quantity

This chip is typically packaged in reels or tape and reel packaging. The quantity per reel varies depending on the manufacturer's specifications.

Specifications

• Memory size: 4 kilobits (512 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million write cycles
• Data retention: 200 years

Detailed Pin Configuration

The 24LC04BT-I/OT has three pins:

1. VCC: Power supply input pin.
2. SDA: Serial data input/output pin for I2C communication.
3. SCL: Serial clock input pin for I2C communication.

Functional Features

• Byte-level read and write operations: The chip allows individual bytes to be read from or written to the memory array.
• Page write mode: It supports faster writes by allowing multiple bytes to be written in a single operation.
• Write protection: The 24LC04BT-I/OT provides write protection for the entire memory array, preventing accidental modification of stored data.
• Software write protection: It offers additional software-controlled write protection for specific memory areas.

Advantages and Disadvantages

Advantages

• Easy to use and integrate into various electronic systems.
• Low power consumption makes it suitable for battery-powered devices.
• High reliability ensures data integrity over extended periods.
• Compact form factor saves board space.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some other memory types.
• Requires an I2C interface for communication.

Working Principles

The 24LC04BT-I/OT utilizes electrically erasable technology to store and retrieve data. It employs a floating gate transistor structure that can be electrically programmed and erased. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. These charges can be removed during the erasure process, allowing new data to be written.

Detailed Application Field Plans

The 24LC04BT-I/OT finds applications in various fields, including:

1. Embedded systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers and IoT devices.
2. Automotive electronics: Employed for storing critical data like calibration values, fault codes, and vehicle-specific settings.
3. Consumer electronics: Utilized in devices such as smart TVs, set-top boxes, and audio equipment for storing user preferences and system configurations.

Detailed and Complete Alternative Models

Some alternative models to the 24LC04BT-I/OT include:

1. 24LC02B: A smaller capacity variant with 2 kilobits of memory.
2. 24LC08B: A higher capacity variant with 8 kilobits of memory.
3. 24LC16B: A further expanded variant with 16 kilobits of memory.

These alternative models provide options for different storage requirements while maintaining similar functionality and characteristics.

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