24AA02E48-I/SN

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24AA02E48-I/SN

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IC EEPROM 2KBIT I2C 400KHZ 8SOIC

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規格

屬性 價值
Package Tube
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 2Kb (256 x 8)
MemoryInterface I²C
ClockFrequency 400 kHz
WriteCycleTime-WordPage 5ms
AccessTime 900 ns
Voltage-Supply 1.7V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

概述

Description

The 24AA02E48-I/SN is an EEPROM (Electrically Erasable Programmable Read-Only Memory) device manufactured by Microchip Technology. It is part of the 24AA series, which features non-volatile memory that retains data even when power is lost. This particular model has a storage capacity of 2K bits, organized in 256 x 8-bit memory cells.
The EEPROM communicates via an I2C (Inter-Integrated Circuit) bus, a widely used protocol that allows communication with multiple devices using only two wires (SDA for data and SCL for clock). The 24AA02E48-I/SN is also noted for its unique 48-bit MAC (Media Access Control) address feature, which is globally unique and can be used for networking applications requiring MAC addresses.
Operating voltage ranges from 1.7V to 5.5V, making it suitable for a variety of applications. It also features low power consumption, making it ideal for battery-operated devices. The device comes in an 8-lead SOIC (Small Outline Integrated Circuit) package.

Equivalent

The 24AA02E48-I/SN is a 2Kb EEPROM with a unique MAC address from Microchip Technology. Equivalent products may include:
1. Atmel/Microchip AT24MAC402 - Similar EEPROM with a unique MAC address.
2. STMicroelectronics ST25TA02K - Offers NFC capabilities along with EEPROM.
3. ON Semiconductor CAT24C02 - Generic 2Kb EEPROM without MAC.
Ensure compatibility by checking specific features like memory size, protocol, and unique identifiers.

Features

The part number "24AA02E48-I/SN" refers to a specific type of EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. Here are its key features:
1. Memory Size: 2 Kbit (256 x 8-bit organization).
2. Interface: I2C (Inter-Integrated Circuit) bus protocol, supporting 100 kHz (Standard Mode) and 400 kHz (Fast Mode).
3. Operating Voltage: Typically operates from 1.7V to 5.5V.
4. Data Retention: Over 200 years.
5. Endurance: Over 1 million erase/write cycles.
6. Unique Identifier: Includes a pre-programmed, globally unique 48-bit EUI-48 MAC address, which is useful for Ethernet or other networking applications.
7. Temperature Range: Industrial temperature range from -40°C to +85°C.
8. Package Type: Available in 8-lead SOIC (Small Outline Integrated Circuit) package.
9. Write Protection: Features a write-protect pin to prevent inadvertent write operations.
These features make it suitable for applications requiring non-volatile storage and unique identifiers, such as network devices and various embedded systems.

Pinout

The 24AA02E48-I/SN is an EEPROM (Electrically Erasable Programmable Read-Only Memory) IC manufactured by Microchip Technology. It is a small, 8-pin device commonly used for storing small amounts of data that must be saved when power is removed.
Here is the pin count and function:
1. VSS - Ground reference for the IC.
2. SDA - Serial Data: Used for both data input and output.
3. SCL - Serial Clock: Used to clock in data to and from the device.
4. WP - Write Protect: Disables write operations when connected to VCC.
5. A2 - Device Address Input: Used for device selection when multiple EEPROMs are used.
6. A1 - Device Address Input: Additional device selection.
7. A0 - Device Address Input: Further device selection.
8. VCC - Power supply for the device.
Additionally, the 24AA02E48-I/SN includes a unique 48-bit MAC address stored in the EEPROM, which is particularly useful for networking applications.

Manufacturer

The 24AA02E48-I/SN is manufactured by Microchip Technology Inc. Microchip Technology is a leading American semiconductor company that designs and manufactures microcontrollers, memory, and analog semiconductors. Their products are widely used in various applications, including automotive, industrial, consumer electronics, and telecommunications. Microchip is known for providing comprehensive development tools and extensive technical support to facilitate the integration of their products into customer designs.

Application

The 24AA02E48-I/SN is a 2Kb Electrically Erasable Programmable Read-Only Memory (EEPROM) with a pre-programmed 48-bit MAC address, typically used in networking applications. Its primary application areas include:
1. Networking Devices: For storing unique MAC addresses for devices like routers, switches, and network interface cards.
2. IoT Devices: Used in Internet of Things devices to identify them uniquely on a network.
3. Consumer Electronics: Embedded in products that require network connectivity, such as smart TVs and game consoles.
4. Industrial Equipment: Utilized in systems that need reliable identification and configuration data storage.
Its compact size and low power consumption make it ideal for embedded systems and portable devices.

Package

The 24AA02E48-I/SN is a Microchip Technology EEPROM with a unique MAC address. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.

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