BR25H640F-2CE2

Introduction

The BR25H640F-2CE2 is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) product manufactured by ROHM Semiconductor. This entry provides an overview of the BR25H640F-2CE2, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Serial EEPROM
• Use: Data storage and retrieval in various electronic devices
• Characteristics: High reliability, low power consumption, and high-speed data transfer
• Package: SOP8 (150mil)
• Essence: Non-volatile memory for storing data in electronic 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 Range: -40°C to +85°C
• Data Retention: 100 years
• Write Endurance: 10^6 cycles per byte

Detailed Pin Configuration

The BR25H640F-2CE2 has a standard SOP8 pin configuration: 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

• High-Speed Data Transfer: Supports high-speed data transfer up to 400 kHz.
• Low Power Consumption: Operates with low power consumption, suitable for battery-powered devices.
• Write Protection: Includes a write-protect function to prevent accidental data modification.
• Sequential Read Function: Enables sequential read operations for efficient data retrieval.

Advantages and Disadvantages

Advantages

• Reliable data storage
• Low power consumption
• Wide operating voltage range

Disadvantages

• Limited memory capacity compared to other EEPROMs
• Higher cost compared to traditional non-volatile memory solutions

Working Principles

The BR25H640F-2CE2 operates based on the principles of electrically erasable programmable read-only memory. It utilizes a floating gate transistor structure to store data, allowing for non-volatile data retention even when the power is removed. The I2C interface facilitates communication with the host system, enabling seamless data transfer and storage operations.

Detailed Application Field Plans

The BR25H640F-2CE2 finds applications in various electronic systems, including but not limited to: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - IoT (Internet of Things) devices

Detailed and Complete Alternative Models

• BR24G64F-3ME2: 64 Kbit I2C Bus Serial EEPROM
• BR25A064FVM-WTR: 64 Kbit SPI Bus Serial EEPROM
• CAT24C64WI-GT3: 64 Kbit I2C Serial EEPROM

In summary, the BR25H640F-2CE2 from ROHM Semiconductor is a reliable and versatile serial EEPROM solution suitable for a wide range of electronic applications. With its high-speed data transfer, low power consumption, and robust data retention capabilities, it serves as an essential component in modern electronic systems.

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