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24AA02E48T-E/OT

Name: 24AA02E48T-E/OT
Rating: 4.7 (12 reviews)

IC EEPROM 2KBIT I2C SOT23-5

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資料表 24AA02E48T-E/OT DataSheet
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規格

Part Status	Active
DigiKey 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

概述

Description

The 24AA02E48T-E/OT is a part of Microchip Technology's EEPROM (Electrically Erasable Programmable Read-Only Memory) series. It features a 2K bit (256 x 8) memory capacity and operates over an I2C interface, allowing for simple communication with microcontrollers. The "24" in its designation indicates it is a part of the 24 series of EEPROMs.
Key features include:
- Memory Size: 2K bits (256 bytes)
- Interface: I2C, facilitating multi-device connections on a two-wire bus.
- Operating Voltage: Typically, it operates between 1.7V and 5.5V, making it suitable for various applications.
- Data Retention: The device ensures data retention for up to 100 years, making it reliable for long-term storage.
- Write Cycles: It supports a high number of write cycles, usually around 1 million.
This EEPROM is commonly used in applications requiring non-volatile memory, such as configuration storage, calibration data, and user settings in embedded systems.

Features

The 24AA02E48T-E/OT is a 2-kbit I²C-compatible EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Key features include:
1. Memory Size: 256 x 8 bits, suitable for various applications.
2. I²C Interface: Supports standard and fast modes (up to 400 kHz).
3. Wide Voltage Range: Operates from 1.8V to 5.5V, making it versatile for different systems.
4. Low Power Consumption: Typically consumes 1 µA in sleep mode, ideal for battery-powered devices.
5. Endurance and Retention: Offers 1 million write cycles and data retention of 100 years, ensuring reliability.
6. Package Options: Available in multiple packages including SOIC, TSSOP, and DFN, facilitating integration into various designs.
7. Write Protection: Features software-based write protection for enhanced data security.
This EEPROM is commonly used in applications like data storage, configuration settings, and calibration data in consumer electronics, automotive, and industrial systems.

Package

The 24AA02E48T-E/OT is typically offered in an 8-lead MSOP (Micro Small Outline Package) or 8-lead SOIC (Small Outline Integrated Circuit) package type. This compact format is designed for low-profile applications in electronic devices.

Pinout

The 24AA02E48T-E/OT is a 2 Kbit (256 x 8-bit) EEPROM (Electrically Erasable Programmable Read-Only Memory) device. It has an 8-pin package configuration. The pin functions are as follows:
1. VSS: Ground connection.
2. VCC: Supply voltage (typically 1.7V to 5.5V).
3. SDA: Serial Data Line for data transmission.
4. SCL: Serial Clock Line for clocking the data.
5. WP: Write Protect pin (when connected to VCC, it prevents write operations).
6. A0: Address pin 0, used for device addressing in multi-device configurations.
7. A1: Address pin 1, used along with A0 for device addressing.
8. A2: Address pin 2, further extending addressing capabilities.
This device communicates over the I2C protocol and is commonly used for non-volatile data storage in various electronic applications.

Manufacturer

The manufacturer of the 24AA02E48T-E/OT is Microchip Technology Inc. Microchip is a prominent American company specializing in microcontroller and analog semiconductor products. Founded in 1989, it has grown to become a leading provider of microcontroller units (MCUs), digital signal controllers (DSCs), and other related technologies. Microchip serves a wide range of industries, including automotive, industrial, consumer electronics, and communications, focusing on embedded control applications. They are known for their commitment to innovation, quality, and extensive customer support.

Application

The 24AA02E48T-E/OT is a 2-wire I2C EEPROM used in various applications such as consumer electronics, automotive systems, smart meters, and industrial automation. It serves for data storage, configuration settings, calibration data, and device identification. Its low power consumption and small form factor make it suitable for portable devices and IoT applications.

Equivalent

The 24AA02E48T-E/OT chip is a 2-Kbit I2C EEPROM. Equivalent products include:
1. Microchip 24LC02B
2. Atmel AT24C02
3. STMicroelectronics M24C02
4. ON Semiconductor N24C02
5. Winbond W25X20
These alternatives may vary slightly in specifications, so verify compatibility for your specific application.