The BR93L56RF is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Rohm Semiconductor. This memory device is designed for low-voltage, low-power applications requiring non-volatile data storage. The BR93L56RF utilizes a two-wire serial interface, making it easy to integrate into various microcontroller and microprocessor-based systems.

Applications

• Consumer electronics: Used in TVs, set-top boxes, and audio equipment for storing settings and configuration data.
• Automotive: Employed in automotive electronics for storing calibration data, diagnostic information, and vehicle settings.
• Industrial control: Utilized in programmable logic controllers (PLCs), sensors, and data loggers for storing parameters and operational data.
• Medical devices: Used in medical equipment for storing calibration data, patient information, and device settings.
• Smart cards: Integrated into smart cards for storing user data, security keys, and application-specific information.

Features

• Capacity: Offers a specific memory capacity, typically in the range of a few kilobytes, suitable for storing configuration data and parameters.
• Interface: Employs a two-wire serial interface (I2C), simplifying connectivity with microcontrollers and other digital devices.
• Low-voltage operation: Operates at low voltage, reducing power consumption and making it suitable for battery-powered applications.
• Write protection: Features a write protection mechanism to prevent accidental data corruption.
• Endurance: Provides high endurance, ensuring that data can be written and erased many times without degradation.
• Data retention: Offers long data retention, ensuring that data is preserved even when power is removed.

Benefits

• Easy integration: The simple two-wire serial interface allows for easy integration into microcontroller-based systems.
• Low power consumption: Low-voltage operation minimizes power consumption, extending battery life in portable applications.
• Reliable data storage: High endurance and long data retention ensure reliable non-volatile data storage.
• Data protection: Write protection mechanism prevents accidental data corruption, ensuring data integrity.
• Small footprint: Available in small surface-mount packages, minimizing board space requirements.

Additional Details

The BR93L56RF operates within a specified voltage range and temperature range. It is available in various surface-mount packages, such as SOP (Small Outline Package) and TSSOP (Thin Shrink Small Outline Package). The device supports various operating modes, including byte write, page write, and sequential read. The write cycle time is typically a few milliseconds. The device also features a sleep mode to further reduce power consumption when not actively being accessed.