24LC32AT-E/MNY

Product Overview

Category

The 24LC32AT-E/MNY 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 stored data remains intact even when power is removed.
• Electrically erasable: The chip allows for easy modification of stored data.
• High storage capacity: The 24LC32AT-E/MNY has a storage capacity of 32 kilobits (4 kilobytes).
• Low power consumption: It operates at low voltage levels, making it energy-efficient.
• Fast data transfer: The chip supports high-speed I2C communication protocol.

Package

The 24LC32AT-E/MNY is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this chip lies in its ability to store and retrieve data reliably, even in the absence of power. It offers a compact and efficient solution for non-volatile memory requirements in electronic systems.

Packaging/Quantity

The 24LC32AT-E/MNY is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Memory Capacity: 32 kilobits (4 kilobytes)
• Interface: I2C (Inter-Integrated Circuit)
• Supply 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 24LC32AT-E/MNY features the following pin configuration:

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

Functional Features

• Random Access: The chip allows direct access to any memory location, enabling efficient data retrieval.
• Byte-Level Read/Write: Data can be read from or written to the chip at the byte level, providing flexibility in data manipulation.
• Hardware Write Protection: The optional write protect pin (WP) can be used to prevent accidental modification of stored data.
• Sequential Read: The chip supports sequential read operations, allowing for faster data retrieval.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• Compact package size enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• High-speed I2C interface facilitates fast data transfer.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• EEPROMs have a finite number of write cycles, which may limit their lifespan in certain applications.
• Relatively higher cost per kilobyte compared to other memory options.

Working Principles

The 24LC32AT-E/MNY utilizes electrically controlled floating gate transistors to store data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the stored charge is measured, allowing the retrieval of the stored data.

Detailed Application Field Plans

The 24LC32AT-E/MNY finds application in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems.
2. Automotive Electronics: Employed for storing critical data, such as calibration parameters and vehicle identification information.
3. Industrial Automation: Utilized for non-volatile storage of sensor calibration data, system configurations, and production logs.
4. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles to store user preferences and application data.

Detailed and Complete Alternative Models

1. 24LC64: Offers double the storage capacity (64 kilobits) compared to the 24LC32AT-E/MNY.
2. 24LC256: Provides significantly higher storage capacity (256 kilobits) for applications requiring more memory.
3. 24LC512: Offers even greater storage capacity (512 kilobits) while maintaining compatibility with the I2C interface.

These alternative models provide options for applications with varying memory requirements.

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