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24AA02E48T-E/OT
+БОМIC EEPROM 2KBIT I2C SOT23-5
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ПроизводительТехнология микрочипов
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Мфр. Часть #24AA02E48T-E/OT
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Лист данных 24AA02E48T-E/OT DataSheet
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Спецификации
| Атрибут | Ценность |
| Part Status | Active |
| Digi Key Programmable | Not Verified |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Technology | EEPROM |
| Memory Size | 2Kbit |
| Memory Organization | 256 x 8 |
| Memory Interface | I2C |
| Write Cycle Time - Word, Page | 5ms |
| Voltage - Supply | 1.7V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| Base Product Number | 24AA02E48 |
| Clock Frequency | 400 kHz |
| Access Time | 900 ns |
Обзор
Description
The chip supports an I2C interface for communication, which allows for easy integration with microcontrollers. It features a low-power CMOS technology for efficient energy consumption and offers a write endurance of 1 million cycles, with data retention of over 200 years. The 24AA02E48T-E/OT is available in an 8-pin package, designed for use in environments with temperatures ranging from -40°C to +85°C.
This EEPROM is particularly beneficial in applications such as IoT devices, Ethernet-enabled systems, and any other situations where a unique identifier is critical. Its compact size and reliable performance make it a versatile choice for modern electronic designs.
Equivalent
1. 24AA025E48 from Microchip Technology
2. AT24MAC402 from Microchip (formerly Atmel)
3. STMicroelectronics M24C02-WDW6
4. ON Semiconductor CAT24C02
These alternatives provide similar EEPROM storage and unique MAC address features, though you should verify compatibility based on specific application requirements.
Features
1. EEPROM Size: 2 Kbit (256 x 8)
2. Unique Identifier: Pre-programmed with a globally unique 48-bit EUI-48™ address, making it ideal for networked applications that require a unique MAC address.
3. Communication Protocol: I2C (Inter-Integrated Circuit) interface, supporting standard and fast modes up to 400 kHz.
4. Voltage Range: Operates with a supply voltage from 1.7V to 5.5V, suiting a wide range of applications.
5. Low-Power Consumption: Designed for low power usage, making it suitable for battery-operated devices.
6. Write Protection: Features a write protection mechanism that safeguards against accidental data overwrites.
7. Operating Temperature: Suitable for industrial applications with an operating temperature range of -40°C to +85°C.
8. Package Type: Available in small 8-lead packages like TSSOP and SOIC, facilitating integration into compact designs.
These features make the 24AA02E48T-E/OT suitable for applications requiring reliable EEPROM storage with unique identification capabilities, such as networking, consumer electronics, and industrial systems.
Pinout
1. Pins:
- VCC: Power supply pin.
- GND: Ground connection.
- SDA: Serial Data, used for data input and output.
- SCL: Serial Clock, used to synchronize data transfer.
- WP: Write Protect, used to enable/disable write operations.
- A0, A1, A2: Device address pins used to configure the I2C address of the device.
2. Functionality:
- It operates on an I2C (Inter-Integrated Circuit) bus, supporting 1 MHz high-speed mode.
- It has a storage capacity of 2Kb (kilobits), organized as 256 x 8 bytes.
- The EEPROM is used for non-volatile storage, retaining data even when powered off.
- It includes a unique 48-bit MAC address for networking applications.
This combination of features makes it suitable for various applications, including product identification, network node addressing, and secure storage.
Manufacturer
As a major player in the semiconductor industry, Microchip provides a wide range of products that are crucial for embedded control applications. Their offerings include not only memory chips like the 24AA02E48T-E/OT, which is an EEPROM with a pre-programmed EUI-48™ MAC address, but also a variety of other components that cater to different electronic system needs. Microchip is known for its emphasis on delivering reliable, high-quality products and supporting them with excellent customer service and comprehensive technical support.
Application
1. Networking Equipment: Used for storing unique MAC addresses for network devices like routers, switches, and IoT devices.
2. Consumer Electronics: Ideal for storing configuration and calibration data in devices like smart TVs and set-top boxes.
3. Industrial Automation: Utilized in equipment that requires unique identifiers for network communication.
4. Embedded Systems: Provides non-volatile storage for microcontroller-based systems needing unique identification.
5. IoT Devices: Ensures each device has a unique identity in interconnected environments.
These applications leverage its EEPROM capabilities and pre-programmed unique identifier.