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24AA02E48T-I/SN
+Lista de MateriaisIC EEPROM 2KBIT I2C 400KHZ 8SOIC
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FabricanteTecnologia Microchip
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Peça do Fabricante #24AA02E48T-I/SN
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Ficha Técnica 24AA02E48T-I/SN DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| 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) |
Visão Geral
Description
Key features include low power consumption, with an active read current of just 1 mA, and a standby current of 1 µA. The EEPROM is highly reliable, with a write endurance of 1 million cycles and a data retention capability of over 200 years. The integrated MAC address is globally unique, making the 24AA02E48T-I/SN ideal for network-enabled applications, ensuring seamless integration into networks. The device is packaged in an 8-pin SOIC, making it compact for various electronic designs.
Equivalent
1. 24LC02B by Microchip Technology - A basic EEPROM without MAC address.
2. AT24MAC402 by Atmel/Microchip - EEPROM with pre-programmed MAC address.
3. ST24MAC02 by STMicroelectronics - EEPROM with a unique MAC address, similar memory and interface.
When selecting alternatives, ensure compatibility in terms of memory size, interface, and unique addressing needs.
Features
1. Capacity: It offers a storage capacity of 2 Kbits (256 bytes).
2. I2C Interface: Utilizes an I2C (Inter-Integrated Circuit) communication protocol for easy interfacing with microcontrollers.
3. Unique EUI-48™ MAC Address: Includes a pre-programmed, globally unique 48-bit MAC address, which is useful for network applications.
4. Wide Voltage Range: Operates over a wide voltage range of 1.7V to 5.5V.
5. Low Power Consumption: Designed for low-power applications with efficient energy usage.
6. Operating Temperature Range: Suitable for industrial applications with an operating temperature range of -40°C to +85°C.
7. Endurance and Data Retention: High endurance with over 1 million write cycles and data retention of more than 200 years.
8. Small Package: Available in a compact 8-lead SOIC package.
These features make it ideal for applications requiring non-volatile memory with a unique identifier, such as networking devices and industrial applications.
Pinout
1. VCC (Pin 8): Power supply pin.
2. GND (Pin 4): Ground reference pin.
3. SDA (Pin 5): Serial data line used for I²C communication; it is a bidirectional pin for data transfer.
4. SCL (Pin 6): Serial clock line used for I²C communication; it controls the timing of the data transfer.
5. WP (Pin 7): Write protection pin; when tied to VCC, write operations to the EEPROM are disabled.
6. A0, A1, A2 (Pins 1, 2, 3): Device address pins; used to specify the device address for I²C communication.
The 24AA02E48T-I/SN is commonly used in applications requiring a unique MAC address, such as networking devices. The EEPROM stores 2Kb of data, which includes a pre-programmed MAC address that is unique to each chip.
Manufacturer
Application
1. Networking Devices: Utilized for MAC address storage in routers, switches, and other network equipment.
2. IoT Devices: Provides unique identifiers for IoT applications, enhancing network management and device tracking.
3. Embedded Systems: Stores configuration settings and calibration data in embedded applications.
4. Consumer Electronics: Used in smart appliances and gadgets for storing settings and network credentials.
5. Industrial Automation: Assists in device identification and communication within industrial networks.
These applications benefit from its non-volatile storage and unique MAC address feature.