The BR93LC46RF is a 1Kbit serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Rohm Semiconductor. It is organized as either 128 x 8-bit or 64 x 16-bit, selectable through the ORG pin. This EEPROM operates with a wide voltage range and uses the simple Microwire serial interface for communication. The BR93LC46RF is designed for applications that require non-volatile memory storage with low power consumption and a compact footprint.

Applications:

• Storage of configuration settings in electronic devices.
• Storing user preferences in consumer electronics.
• Storing calibration data in sensors and instruments.
• Data logging in embedded systems.
• Storing security codes and access keys.

Features:

• 1Kbit (128 x 8 or 64 x 16) memory capacity
• Wide voltage range: 2.5V to 5.5V
• Microwire interface (3-wire)
• Self-timed programming cycle
• Write protect feature
• Data retention: 100 years
• Endurance: 1 million write cycles
• Operating temperature range: -40°C to +85°C
• Package: SOP8

Benefits:

• Non-Volatile Memory: Retains data even when power is removed, ensuring that critical information is preserved.
• Low Power Consumption: Suitable for battery-powered devices and energy-efficient applications.
• Small Package: The SOP8 package allows for compact designs and efficient use of board space.
• High Endurance: Withstands up to 1 million write cycles, ensuring long-term reliability and durability.
• Wide Voltage Range: Operates reliably over a broad voltage range, accommodating various system requirements.

Additional Details:

The BR93LC46RF utilizes the Microwire serial interface, which simplifies communication with microcontrollers and other digital systems. The self-timed programming cycle further simplifies the write operation. The write protect feature prevents accidental data corruption. The device is designed to operate reliably over a wide temperature range, making it suitable for use in harsh environments.