24LC128-I/P

Product Overview

Category

The 24LC128-I/P 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

• Non-volatile: Retains stored data even when power is removed.
• Electrically erasable: Allows for easy modification of stored data.
• Programmable: Can be written and rewritten multiple times.
• Low power consumption: Operates on low voltage and consumes minimal power.
• High storage capacity: The 24LC128-I/P has a storage capacity of 128 kilobits (16 kilobytes).

Package

The 24LC128-I/P is available in an 8-pin DIP (Dual Inline Package) format.

Essence

The essence of the 24LC128-I/P lies in its ability to provide reliable and flexible non-volatile data storage in electronic devices.

Packaging/Quantity

This chip is typically packaged in tubes or trays, with a quantity of 25 pieces per tube/tray.

Specifications

• Memory Capacity: 128 kilobits (16 kilobytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24LC128-I/P has the following pin configuration:

1. A0: Address Input 0
2. A1: Address Input 1
3. A2: Address Input 2
4. VSS: Ground
5. SDA: Serial Data Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Random access: Allows for reading and writing data at any memory location.
• Page write mode: Enables efficient programming of multiple bytes in a single operation.
• Software write protection: The WP pin can be used to protect the memory from accidental writes.
• Self-timed write cycle: Simplifies the programming process by automatically managing timing requirements.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Ensures data integrity even during power loss.
• Easy to use: Simple interface and straightforward programming process.
• High storage capacity: Offers ample space for storing data.
• Low power consumption: Ideal for battery-powered devices.

Disadvantages

• Limited write endurance: The chip has a finite number of write cycles before it may become unreliable.
• Relatively slow write speed: Writing data to the chip can take longer compared to other memory technologies.

Working Principles

The 24LC128-I/P utilizes an I2C interface to communicate with the host device. It stores data in a grid of memory cells, which can be individually addressed for read or write operations. When data is written, the chip uses an internal mechanism to erase the existing content and program the new data. During read operations, the stored data is retrieved and made available to the host device.

Detailed Application Field Plans

The 24LC128-I/P finds applications in various fields, including:

1. Embedded systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems.
2. Industrial automation: Provides non-volatile storage for critical parameters, calibration data, and event logging in industrial control systems.
3. Automotive electronics: Utilized for storing vehicle-specific data, such as mileage, service history, and user preferences.
4. Consumer electronics: Used in devices like smart TVs, set-top boxes, and gaming consoles for storing user profiles, preferences, and application data.

Detailed and Complete Alternative Models

• 24LC256-I/P: Offers double the storage capacity of the 24LC128-I/P (256 kilobits).
• 24LC512-I/P: Provides four times the storage capacity of the 24LC128-I/P (512 kilobits).
• 24LC1025-I/P: Offers eight times the storage capacity of the 24LC128-I/P (1024 kilobits).

These alternative models provide increased storage capacity while maintaining similar functionality and characteristics to the 24LC128-I/P.

In conclusion, the 24LC128-I/P is a versatile EEPROM chip that offers reliable non-volatile data storage in various electronic devices. With its high storage capacity, low power consumption, and easy-to-use interface, it serves as an essential component in many applications across different industries.