24LC64T-E/MNY

Product Overview

Category

The 24LC64T-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

• Electrically erasable: The 24LC64T-E/MNY can be erased and reprogrammed electronically, making it convenient for updating stored data.
• Non-volatile: The chip retains its stored data even when power is removed.
• High capacity: The 24LC64T-E/MNY has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: It operates at low voltage levels, minimizing power consumption.

Package

The 24LC64T-E/MNY is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the 24LC64T-E/MNY lies in its ability to provide reliable and non-volatile data storage in electronic devices.

Packaging/Quantity

This chip is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Storage Capacity: 64 kilobits (8 kilobytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating 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 24LC64T-E/MNY has the following pin configuration:

1. VCC - Power supply voltage
2. SDA - Serial data input/output
3. SCL - Serial clock input
4. WP - Write protect (optional)
5. VSS - Ground
6. NC - No connection
7. NC - No connection
8. VCC - Power supply voltage

Functional Features

• Random access: The chip allows random access to any memory location, enabling efficient data retrieval.
• Byte-level read and write operations: 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) allows users to protect the stored data from accidental modification.
• I2C interface: The 24LC64T-E/MNY utilizes the widely-used I2C interface for communication with other devices.

Advantages and Disadvantages

Advantages

• High storage capacity
• Low power consumption
• Non-volatile data retention
• Easy integration with I2C-based systems
• Hardware write protection option

Disadvantages

• Limited write endurance (1,000,000 cycles)
• Relatively small storage capacity compared to other memory technologies

Working Principles

The 24LC64T-E/MNY operates based on the principles of EEPROM technology. It uses a combination of electrically controlled floating gate transistors to store and retrieve data. When data is written, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. To read the data, the transistor's conductivity is measured, allowing the stored information to be retrieved.

Detailed Application Field Plans

The 24LC64T-E/MNY finds applications in various fields, including:

1. Microcontroller-based systems: Used for storing program code, configuration settings, and user data in microcontroller-based projects.
2. Computer peripherals: Employed in devices like printers, scanners, and network cards for storing firmware, calibration data, and device-specific settings.
3. Consumer electronics: Integrated into products like smart TVs, set-top boxes, and audio systems for storing user preferences, channel lists, and firmware updates.
4. Automotive electronics: Utilized in automotive applications for storing critical data, such as engine parameters, vehicle configurations, and diagnostic information.

Detailed and Complete Alternative Models

1. 24LC32A: A lower capacity alternative with 32 kilobits (4 kilobytes) of storage.
2. 24LC128: A higher capacity alternative with 128 kilobits (16 kilobytes) of storage.
3. 24LC256: An even higher capacity alternative with 256 kilobits (32 kilobytes) of storage.

These alternative models offer different storage capacities to suit specific application requirements.

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