24LC256T-I/MNY

Product Overview

Category

The 24LC256T-I/MNY 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 24LC256T-I/MNY has a capacity of 256 kilobits (32 kilobytes).
• Low power consumption: It operates at low voltage and consumes minimal power.
• I2C interface: The chip communicates using the I2C protocol, allowing easy integration into existing systems.

Package

The 24LC256T-I/MNY comes in a small surface-mount package, which ensures space efficiency and ease of installation.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in electronic devices, enabling them to retain important information even when powered off.

Packaging/Quantity

The 24LC256T-I/MNY is typically packaged in reels or tubes, with each reel containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Interface: I2C
• Supply 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 24LC256T-I/MNY 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: Address bit 0
6. A1: Address bit 1
7. A2: Address bit 2
8. GND: Ground

Functional Features

• Random access: Allows reading and writing of individual memory locations.
• Byte-level operations: Supports byte-level read and write operations.
• Page write mode: 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 and reprogrammable, allowing flexibility in data management.
• Low power consumption extends battery life in portable devices.
• Compact package size enables space-efficient integration into various electronic systems.
• I2C interface simplifies communication with other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some other memory types.
• Vulnerable to electrical noise and interference.

Working Principles

The 24LC256T-I/MNY utilizes electrically controlled floating gate transistors to store data. When a byte of data is written, an electrical charge is trapped in the floating gate, representing a logical "1." To erase the data, a higher voltage is applied to remove the charge, resetting the memory cell to a logical "0." Reading the stored data involves sensing the presence or absence of charge in the floating gate.

Detailed Application Field Plans

The 24LC256T-I/MNY finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontrollers and embedded systems.
2. Consumer Electronics: Employed in devices like smart TVs, set-top boxes, and audio equipment to store user preferences and system configurations.
3. Automotive: Utilized for storing critical data in automotive electronics, such as engine control units (ECUs) and infotainment systems.
4. Industrial Automation: Integrated into industrial control systems for storing calibration data, production parameters, and device configurations.

Detailed and Complete Alternative Models

• 24LC128T-I/MNY: A similar EEPROM chip with half the storage capacity (128 kilobits).
• 24LC512T-I/MNY: An alternative with double the storage capacity (512 kilobits).
• 24LC1025T-I/MNY: A higher-capacity option with 1 megabit (128 kilobytes) of storage.

These alternative models provide options for different storage requirements while maintaining similar functionality and characteristics.

In conclusion, the 24LC256T-I/MNY is a versatile EEPROM chip that offers reliable non-volatile data