24LC025/ST

Product Overview

Category

The 24LC025/ST belongs to the category of electrically erasable programmable read-only memory (EEPROM) integrated circuits.

Use

It is commonly used for non-volatile data storage in various electronic devices, including consumer electronics, automotive applications, and industrial equipment.

Characteristics

• The 24LC025/ST features a small form factor, low power consumption, and high reliability.
• It is designed to operate within a wide temperature range, making it suitable for diverse environmental conditions.

Package

The 24LC025/ST is typically available in surface-mount packages, offering ease of integration into printed circuit boards (PCBs).

Essence

This EEPROM IC serves as a crucial component for storing configuration settings, calibration data, and other critical information in electronic systems.

Packaging/Quantity

It is commonly supplied in tape and reel packaging, with varying quantities based on customer requirements.

Specifications

• Memory Capacity: 256 bits
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Write Cycle Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 24LC025/ST typically features an 8-pin package with the following pinout: 1. A0: Address Input 2. A1: Address Input 3. A2: Address Input 4. VSS: Ground 5. SDA: Serial Data 6. SCL: Serial Clock 7. WP: Write Protect 8. VCC: Power Supply

Functional Features

• Byte-Addressable Memory: Enables efficient read and write operations at the byte level.
• Built-in Write Protection: The WP pin allows for hardware-based protection against accidental writes.
• Low Standby Current: Facilitates power-efficient operation, ideal for battery-powered devices.

Advantages and Disadvantages

Advantages

• Compact Size: Ideal for space-constrained designs.
• Wide Operating Voltage Range: Ensures compatibility with various power supply configurations.
• High Reliability: Offers long-term data retention and endurance.

Disadvantages

• Limited Capacity: The 256-bit capacity may be insufficient for certain data storage requirements.
• Slower Write Speed: Compared to some higher-capacity EEPROMs, the write speed may be relatively slower.

Working Principles

The 24LC025/ST operates by utilizing electrically programmable memory cells that can retain data even when the power is removed. It communicates with the host system through the I2C interface, allowing for seamless integration into digital systems.

Detailed Application Field Plans

Consumer Electronics

In consumer electronics, the 24LC025/ST can be utilized for storing user preferences, device settings, and calibration data in products such as smart home devices, audio equipment, and wearable technology.

Automotive Applications

Within the automotive industry, this EEPROM IC can be employed for storing vehicle-specific configurations, sensor calibration data, and diagnostic information in electronic control units (ECUs) and infotainment systems.

Industrial Equipment

In industrial settings, the 24LC025/ST can serve as a reliable storage solution for machine parameters, production data logging, and firmware updates in programmable logic controllers (PLCs) and industrial automation systems.

Detailed and Complete Alternative Models

• 24LC01B: 1-Kbit EEPROM with similar characteristics but higher capacity
• 24LC512: 512-Kbit EEPROM offering expanded storage capabilities
• 24AA02E48: 2-Kbit EEPROM with enhanced ESD protection and robust performance

In conclusion, the 24LC025/ST stands as a versatile EEPROM IC, catering to diverse application scenarios with its compact design, reliable performance, and broad operating range.

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