24LC024T/ST

Product Overview

Category

The 24LC024T/ST 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: The 24LC024T/ST retains stored data even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High storage capacity: This chip has a storage capacity of 24 kilobits (3 kilobytes).
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.

Package

The 24LC024T/ST is available in a small surface-mount package. It is commonly found in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the 24LC024T/ST is its ability to store and retrieve data reliably and efficiently in electronic systems.

Packaging/Quantity

These chips are typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 24 kilobits (3 kilobytes)
• Operating Voltage: 2.5V to 5.5V
• Interface: I2C (Inter-Integrated Circuit)
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24LC024T/ST features an 8-pin configuration with the following pin assignments:

1. VCC: Power supply voltage
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. WP: Write Protect pin (optional)
5. VSS: Ground
6. A0: Address bit 0 (for device addressing)
7. A1: Address bit 1 (for device addressing)
8. NC: No connection (unused pin)

Functional Features

• Random Access: Allows reading and writing of data at any memory location.
• Byte-Level Read/Write: Supports individual byte read and write operations.
• Page Write: Enables faster writing of multiple bytes in a single operation.
• Software Write Protection: The WP pin can be used to protect the memory from accidental writes.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable nature allows for easy reprogramming.
• Compact package size makes it suitable for space-constrained applications.
• Low power consumption extends battery life in portable 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 small size.

Working Principles

The 24LC024T/ST utilizes an electrically erasable floating-gate transistor technology. It stores data by trapping charges in the floating gate, which can be erased or programmed using electrical signals. The I2C interface facilitates communication with the chip, allowing data to be read from or written to specific memory locations.

Detailed Application Field Plans

The 24LC024T/ST finds application in various fields, including: - Embedded systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems. - Automotive electronics: Employed for storing critical data like mileage, calibration values, and vehicle identification numbers. - Industrial automation: Utilized for storing parameters, calibration data, and production statistics in programmable logic controllers (PLCs). - Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and audio systems for storing user preferences and settings.

Detailed and Complete Alternative Models

Some alternative models to the 24LC024T/ST include: - AT24C02: Manufactured by Atmel, offering similar specifications and functionality. - CAT24C02: Produced by ON Semiconductor, providing compatible features and performance. - M24C02: Developed by STMicroelectronics, offering comparable storage capacity and interface compatibility.

These alternative models can be considered based on specific requirements and availability.

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