BR25H640FJ-2CE2

Introduction

The BR25H640FJ-2CE2 is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) product manufactured by ROHM Semiconductor. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Serial EEPROM
• Use: Data storage and retrieval in electronic devices
• Characteristics: Non-volatile, high endurance, low power consumption
• Package: SOP8 (150mil)
• Essence: Reliable non-volatile memory for embedded systems
• Packaging/Quantity: Tape & Reel (3000 pcs/reel)

Specifications

• Memory Capacity: 64 Kbit
• Interface: Serial (I2C)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature: -40°C to +85°C
• Data Retention: 100 years
• Write Endurance: 10^6 cycles per byte

Detailed Pin Configuration

The BR25H640FJ-2CE2 has a standard SOP8 pin configuration as follows: 1. VSS (Ground) 2. SDA (Serial Data I/O) 3. SCL (Serial Clock Input) 4. WP (Write Protect) 5. VCC (Power Supply) 6. NC (No Connection) 7. NC (No Connection) 8. VSS (Ground)

Functional Features

• Sequential Read Function: Allows continuous data readout
• Page Write Function: Enables efficient data writing
• Software Write Protection: Prevents accidental write operations
• Self-timed Programming Cycle: Simplifies integration into systems

Advantages and Disadvantages

Advantages

• High endurance and reliability
• Low power consumption
• Wide operating voltage range

Disadvantages

• Limited capacity compared to larger EEPROMs
• Slower write speed compared to some other memory technologies

Working Principles

The BR25H640FJ-2CE2 operates based on the principle of electrically altering the state of floating gate transistors to store and retrieve digital information. It utilizes I2C communication protocol for interfacing with microcontrollers and other devices.

Detailed Application Field Plans

The BR25H640FJ-2CE2 is suitable for various applications, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - IoT (Internet of Things) devices

Detailed and Complete Alternative Models

Some alternative models to the BR25H640FJ-2CE2 include: - AT24C64 (by Microchip Technology) - M24C64 (by STMicroelectronics) - 24AA64 (by Microchip Technology)

In conclusion, the BR25H640FJ-2CE2 offers a reliable and efficient solution for non-volatile data storage in a wide range of electronic devices, making it a valuable component in modern embedded systems.

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