25AA02E48-I/SN

The 25AA02E48-I/SN is a precision serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. It features a 2-Kbit (256 x 8) memory organization and operates using the SPI (Serial Peripheral Interface) protocol. One of its notable features is the inclusion of a pre-programmed, globally unique 48-bit MAC address, making it especially useful for network applications requiring a unique identifier.
This EEPROM operates over a wide voltage range from 1.7V to 5.5V, making it suitable for various applications. It supports a clock frequency of up to 10 MHz, allowing for rapid data transfer. The 25AA02E48 is designed with low power consumption in mind, ensuring efficiency in battery-powered devices.
Its compact size and robust performance make it ideal for use in embedded systems, IoT devices, and networking equipment where storage of small amounts of data and a unique identifier are essential. The device is available in a standard 8-pin SOIC package for easy integration into existing designs.

The 25AA02E48-I/SN is a Microchip EEPROM with a unique MAC address. Equivalent products include:
1. Atmel AT24MAC402 - Similar EEPROM with MAC address.
2. STMicroelectronics M24C02-W - General-purpose EEPROM.
3. ON Semiconductor CAT24C02 - Compatible EEPROM.
4. Renesas R1EX24002 - Similar EEPROM offering.
Ensure compatibility by checking detailed specifications and unique features like the embedded MAC address where applicable.

The code "25AA02E48-I/SN" seems like it could be a part number or model number for a specific product, likely an integrated circuit or memory chip. Based on typical naming conventions, it could be an EEPROM (Electrically Erasable Programmable Read-Only Memory) chip. Here are some likely features of such a chip:
1. Memory Capacity: 2 kilobits, which is equivalent to 256 bytes.
2. Interface: Likely uses an I²C (Inter-Integrated Circuit) interface for communication.
3. Voltage Range: Typically operates at 1.7V to 5.5V.
4. Write Cycle: Supports byte-level and page-level write capabilities.
5. Data Retention: Usually over 100 years, with a high number of write/erase cycles, often around 1 million.
6. Package Type: Commonly available in SOIC, TSSOP, or DFN packages.
7. Security Features: May include write protection and data security features.
8. Operating Temperature: Typically ranges from -40°C to +85°C or even up to +125°C for industrial-grade versions.
For exact features, please refer to the product's datasheet from the manufacturer.

The 25AA02E48-I/SN is an EEPROM chip manufactured by Microchip Technology. It features an 8-pin configuration. Here is a brief overview of its pin functions:
1. CS (Chip Select): This pin is used to activate the device. The EEPROM is selected when the CS pin is low.
2. SO (Serial Data Output): This pin is used to transfer data out from the EEPROM during a read operation.
3. WP (Write Protect): This pin is used to enable or disable write protection. When tied to Vcc, write operations are disabled.
4. VSS (Ground): This is the ground reference for the device.
5. SI (Serial Data Input): This pin is used to input data into the device during write operations.
6. SCK (Serial Clock): This pin provides the clock signal necessary for synchronous data transfer.
7. HOLD: This pin is used to pause communication with the EEPROM without deselecting the device.
8. VCC (Power Supply): This is the power supply pin for the device, typically operating at 1.8V to 5.5V.
The 25AA02E48-I/SN provides 2Kb of memory and is commonly used for applications requiring non-volatile memory storage.

The 25AA02E48-I/SN is manufactured by Microchip Technology Inc. Microchip Technology is a leading American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. Founded in 1989, the company provides a wide range of semiconductor products and solutions for various applications in areas such as automotive, industrial, consumer, aerospace, and defense. Microchip is known for its focus on microcontrollers and microprocessor designs, and it offers comprehensive development tools and support to facilitate the design and implementation of electronic systems. The 25AA02E48-I/SN itself is an EEPROM (Electrically Erasable Programmable Read-Only Memory) chip used for non-volatile data storage in electronic devices.

The 25AA02E48-I/SN is a serial EEPROM with a unique MAC address, commonly used in applications requiring non-volatile memory storage and network identification. Key application areas include:
1. Networking Equipment: Stores MAC addresses for devices such as routers and switches.
2. IoT Devices: Provides unique identifiers for connectivity and data logging.
3. Consumer Electronics: Used in devices like smart TVs and gaming consoles for configuration and settings.
4. Industrial Automation: Stores calibration data and settings in controllers.
5. Telecommunications: Manages secure and reliable data storage.
Its versatility in storing critical data makes it suitable for a wide range of electronic products.

The 25AA02E48-I/SN is a Serial EEPROM with a 2Kb memory capacity. It typically comes in an 8-pin Small Outline Integrated Circuit (SOIC) package, which is compact and suitable for surface mounting on printed circuit boards.