24LC512T-I/ST14

Product Overview

Category

The 24LC512T-I/ST14 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

• Non-volatile: The stored data remains even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High storage capacity: The 24LC512T-I/ST14 has a capacity of 512 kilobits (64 kilobytes).
• Low power consumption: It operates at low voltage and consumes minimal power.
• Fast operation: Offers high-speed read and write operations.

Package

The 24LC512T-I/ST14 comes in a small surface-mount package (ST14), which allows for easy integration into compact electronic designs.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in a compact and efficient form factor.

Packaging/Quantity

The 24LC512T-I/ST14 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory Capacity: 512 kilobits (64 kilobytes)
• 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: Up to 200 years

Detailed Pin Configuration

The 24LC512T-I/ST14 has a total of 8 pins, each serving a specific function:

1. VCC: Power supply input
2. SDA: Serial data input/output for I2C communication
3. SCL: Serial clock input for I2C communication
4. WP: Write protect pin (optional)
5. A0, A1, A2: Address selection pins for device addressing
6. GND: Ground connection

Functional Features

• Random access: Allows reading and writing of specific memory locations.
• Page write mode: Enables faster writes by allowing multiple bytes to be written in a single operation.
• Software write protection: The WP pin can be used to protect the memory from accidental writes.
• Sequential read mode: Supports sequential reading of multiple memory locations.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data remains intact even during power loss.
• Compact form factor: Suitable for space-constrained designs.
• Low power consumption: Ideal for battery-powered devices.
• High-speed operation: Enables efficient data transfer.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write speeds compared to some alternatives.
• Vulnerable to electromagnetic interference (EMI) due to its small package size.

Working Principles

The 24LC512T-I/ST14 utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within floating gate transistors. These charges can be selectively removed or added using electrical signals, allowing for data erasure and reprogramming.

Detailed Application Field Plans

The 24LC512T-I/ST14 finds applications in various fields, including:

1. Embedded systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers.
2. Industrial automation: Enables non-volatile storage of critical parameters and calibration data in control systems.
3. Automotive electronics: Utilized for storing vehicle-specific data, such as mileage, settings, and diagnostic information.
4. Consumer electronics: Used in devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences and application data.

Detailed and Complete Alternative Models

1. 24LC256: A lower-capacity variant with 256 kilobits (32 kilobytes) of storage.
2. 24LC1025: A higher-capacity variant with 1024 kilobits (128 kilobytes) of storage.
3. AT24C512: An alternative model from Atmel with similar specifications and functionality.

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