BR24T02FJ-WE2

Product Overview

Category: Integrated Circuit (IC)

Use: Data storage and retrieval

Characteristics: - Non-volatile memory - High-speed read and write operations - Low power consumption - Wide operating voltage range - Small form factor

Package: SOP-8 (Small Outline Package)

Essence: BR24T02FJ-WE2 is a high-performance EEPROM (Electrically Erasable Programmable Read-Only Memory) IC that provides non-volatile data storage capabilities.

Packaging/Quantity: The BR24T02FJ-WE2 is typically sold in reels, with each reel containing 2500 units.

Specifications

• Memory Capacity: 2 kilobits (256 bytes)
• Interface: I2C (Inter-Integrated Circuit)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The BR24T02FJ-WE2 IC has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VSS | Ground | | 2 | SDA | Serial Data Input/Output | | 3 | SCL | Serial Clock Input | | 4 | WP | Write Protect | | 5 | VCC | Power Supply | | 6 | A0 | Address Input Bit 0 | | 7 | A1 | Address Input Bit 1 | | 8 | NC | No Connection |

Functional Features

• Random access to stored data
• Byte-wise read and write operations
• Software and hardware write protection
• Start and stop conditions for data transfer
• Acknowledge (ACK) polling for reliable communication

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even during power loss - High-speed read and write operations enhance overall system performance - Low power consumption extends battery life in portable devices - Wide operating voltage range allows compatibility with various systems - Small form factor enables integration into space-constrained designs

Disadvantages: - Limited storage capacity compared to other memory technologies - Relatively higher cost per bit compared to larger capacity memories - Write cycle endurance may limit the lifespan of the IC in certain applications

Working Principles

The BR24T02FJ-WE2 utilizes EEPROM technology to store and retrieve digital information. It employs a floating gate transistor structure that can be electrically programmed and erased. The stored data remains intact even when the power supply is disconnected.

During write operations, an electrical charge is applied to the floating gate, altering its threshold voltage and storing the desired data. Reading the stored data involves sensing the threshold voltage of the transistor.

Detailed Application Field Plans

The BR24T02FJ-WE2 IC finds applications in various fields, including but not limited to: 1. Consumer electronics 2. Automotive systems 3. Industrial automation 4. Medical devices 5. Smart meters

In consumer electronics, it can be used for storing configuration settings, user preferences, and firmware updates. In automotive systems, it enables data logging, event tracking, and secure key storage. Industrial automation benefits from its ability to store calibration data, production parameters, and device identification. Medical devices utilize it for patient data storage and device configuration. Smart meters rely on it for energy usage data recording and tamper detection.

Detailed and Complete Alternative Models

1. AT24C02: 2 kilobit I2C EEPROM by Atmel Corporation
2. CAT24C02: 2 kilobit I2C EEPROM by ON Semiconductor
3. M24C02: 2 kilobit I2C EEPROM by STMicroelectronics
4. 24AA02: 2 kilobit I2C EEPROM by Microchip Technology Inc.

These alternative models offer similar functionality and compatibility with the I2C interface, providing options for different sourcing preferences or specific project requirements.

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