The BR93H46RFVM-2CTR is a 1Kbit (64 x 16 or 128 x 8) SPI EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Rohm Semiconductor. It is a serial EEPROM that utilizes the SPI (Serial Peripheral Interface) for communication, making it easy to integrate with various microcontrollers. This memory device is designed for non-volatile storage of small amounts of data, retaining information even when power is removed. The BR93H46RFVM-2CTR is commonly used for storing configuration settings, user preferences, and other critical data in various electronic devices.

Applications

• Consumer Electronics: Used in devices such as remote controls, small appliances, and audio equipment for storing user preferences and settings.
• Industrial Control Systems: Employed in industrial control equipment for storing settings and parameters that need to be retained even when power is lost.
• Automotive Electronics: Utilized in various automotive modules for storing configuration data and calibration parameters.
• Medical Devices: Integrated into medical devices to store calibration information and device settings.
• Security Systems: Used in security systems for storing access codes and configuration settings.

Features

• 1Kbit (64 x 16 or 128 x 8) Memory Capacity: Offers a flexible memory organization that can be configured as either 64 words of 16 bits each or 128 bytes.
• SPI Interface: Uses a standard SPI serial interface for communication with microcontrollers.
• High Speed Clock: Supports a high clock frequency for fast data transfer.
• Write Protection: Includes both hardware and software write protection features to prevent accidental data corruption.
• Low Voltage Operation: Operates at low voltages, making it suitable for battery-powered devices.

Benefits

• Non-Volatile Storage: Retains data even when power is removed, ensuring that critical information is preserved.
• Easy Integration: The SPI interface makes it easy to integrate with microcontrollers.
• Versatile Application: Suitable for a wide range of applications requiring non-volatile data storage.
• Data Protection: Write protection features prevent accidental data overwrites.
• Fast Data Transfer: High-speed operation allows for quick reading and writing of data.

Additional Details

The BR93H46RFVM-2CTR typically operates on a voltage supply ranging from 1.8V to 5.5V. The RFVM likely denotes the specific package type (e.g., SOIC or VSON). The -2CTR suffix indicates the tape and reel packaging for automated assembly. The SPI interface includes standard clock, data input, data output, and chip select lines. The datasheet provides detailed information on the device's electrical characteristics, timing diagrams, and application notes for optimal performance.