BR24C64-WMN6TP

Memory IC Overview

The BR24C64-WMN6TP is a 64-kbit (8192 x 8-bit) serial electrically erasable programmable read-only memory manufactured by ROHM Semiconductor. It features an I2C bus interface with a maximum clock frequency of 400 kHz and operates within a supply voltage range of 1.6 V to 5.5 V. The device supports page write operations and includes hardware write protection. It is housed in an SOIC-8 package, rated for operation between -40°C and +85°C, and offers data retention of up to 40 years.

Memory IC Feature Summary

• Supports high-speed I2C communication at frequencies up to 400 kHz
• Provides hardware write protection via dedicated control pin
• Operates across a wide supply voltage range from 1.6 V to 5.5 V

Memory IC Applications

• Industrial control systems requiring reliable non-volatile storage
• Smart metering applications for configuration data retention
• Medical devices needing stable parameter storage under varying voltages

Memory IC Procurement Notes

Verify the specific suffix against official ROHM documentation to confirm voltage ranges and package variations. Confirm current production status as legacy or active before procurement planning. Ensure compatibility with existing system voltage levels and I2C bus speeds. Check for RoHS compliance requirements relevant to your region.

Memory IC Selection Notes

Select this component when a wide operating voltage range including low-voltage operation down to 1.6 V is required alongside standard I2C compatibility. Consider it for designs needing hardware-level write protection to prevent accidental data corruption. Verify that the 64-kbit capacity aligns with application storage needs without excessive overhead.

Memory IC Part Context

This part belongs to the BR24Cxx series of serial EEPROMs designed for general-purpose data storage. It utilizes the industry-standard I2C protocol for efficient pin usage on microcontrollers. The SOIC-8 package facilitates surface-mount assembly in compact electronic designs.

Memory IC Replacement Considerations

BR24G64FJ-5 is listed as a similar level replacement with the same pinout configuration.