The BR93L56F-WFE2 is a 4K-bit EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Rohm Semiconductor. This memory chip is designed for serial communication, typically using the SPI (Serial Peripheral Interface) protocol, and is frequently employed in applications that require non-volatile storage of small amounts of data. It's known for its low power consumption and compact size, making it suitable for a wide range of electronic devices.

Applications

• Consumer Electronics: Set-top boxes, DVD players, televisions.
• Industrial Equipment: Programmable logic controllers (PLCs), data loggers, sensors.
• Automotive Electronics: Instrument clusters, engine control units (ECUs).
• Medical Devices: Portable medical equipment, diagnostic tools.
• Office Automation: Printers, scanners, copiers.

Features

• 4K-bit (512 x 8) Memory Capacity: Provides 4096 bits of non-volatile storage.
• SPI Interface: Utilizes a standard SPI serial interface for communication.
• Low Voltage Operation: Operates at low voltage levels, typically 1.8V to 5.5V.
• Low Current Consumption: Minimizes power usage for energy-efficient operation.
• Write Protection Features: Includes hardware and software write protection mechanisms.
• Small Package: Available in compact surface-mount packages (e.g., SOP, TSSOP).

Benefits

• Non-Volatile Storage: Retains data even when power is removed.
• Easy to Interface: SPI serial interface simplifies connection to microcontrollers.
• Low Power Consumption: Extends battery life in portable devices.
• Data Protection: Write protection features prevent accidental data changes.
• Compact Size: Enables integration into space-constrained applications.
• Wide Operating Voltage: Compatible with various power supply configurations.

Additional Details

The BR93L56F-WFE2 communicates using the SPI protocol, requiring a minimal number of pins for data transfer, clocking, and chip selection. The specific package type (e.g., SOP, TSSOP) affects the physical dimensions and soldering requirements. Detailed electrical characteristics, timing diagrams, and programming instructions are available in the Rohm Semiconductor datasheet. It is often used to store configuration parameters, calibration data, or user preferences in electronic devices. The -WFE2 suffix usually indicates specific packaging or environmental compliance details.